International Conference Paper List 


Prof. Kiyohiro Shikano
 
 (Speech & Acoustics Laboratory
 Graduate School of Information Science
 Nara Institute of Science and Technology (NAIST))
 
 
International Conference Paper　List
 
2005 --
 
 
[226] Hiroshi Saruwatari, Katsuyuki Sawai, Tsuyoki Nishikawa, Akinobu Lee, Kiyohiro 
Shikano, Atsunobu Kaminuma, Masao Sakata, Daisuke Saitoh, ''Speech Enhancement 
Based on Blind Source Separation in Car Environments,'' Proc. of International 
Workshop on Realworld Multimedia Corpora in Mobile Environment (RWCinME2005), 
pp.33--40, April 2005 (Invited Talk). 
 
[227] Yoshimitsu Mori, Tomoya Takatani, Satoshi Ukai, Hiroshi Saruwatari, Kiyohiro 
Shikano, Takashi Hiekata, Takashi Morita, ``Blind Separation of Convolutive 
Speech Mixtures Using SIMO-Model-Based ICA and Binary Mask Processing,'' 
Proceedings of International Workshop on Nonlinear Signal and Image Processing 
(NSIP2005), pp.187−192, May 2005. 
 
[228] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, ``Fast-Convergence 
Blind Separation of More Than Two Sources Combining ICA and Beamforming,'' 
Proceedings of International Workshop on Nonlinear Signal and Image Processing 
(NSIP2005), pp.193−196, May 2005. 
 
[229] Tomoya Takatani, Satoshi Ukai, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro 
Shikano, ``Blind Decomposition of Binaural Mixed Signals Using 
High-Convergence Algorithm Combining SIMO-ICA and DOA estimation,'' 
Proceedings of International Workshop on Nonlinear Signal and Image Processing 
(NSIP2005), pp.197−202, May 2005. 
 
[230] Yasuaki Ohashi, Tsuyoki Nishikawa, Hiroshi Saruwatari, Akinobu Lee, Kiyohiro 
Shikano, ``Noise Robust Speech Recognition Based on Spatial Subtraction 
Array,'' Proceedings of International Workshop on Nonlinear Signal and Image 
Processing (NSIP2005), pp324−327, May 2005. 
 
[231] Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, Yosuke Tatekura, 
``Speech Enhancement Using Nullspace-Based Sound Field Control for Barge-in 
Free Spoken Dialogue Interface,'' Proceedings of the 2005 IEEE Workshop on 
Statistical Signal Processing (SSP '05), July 2005. 
 
[232] Hiroshi Saruwatari, Hiroaki Yamajo, Tomoya Takatani, Tsuyoki Nishikawa, 
Kiyohiro Shikano, ''Blind Separation and Deconvolution of MIMO-FIR System with 
Colored Inputs Based on SIMO-Model-Based ICA,'' Proc. of 2005 IEEE AP-S 
International Symposium on Antennas and Propagation, July 2005 (Invited Talk). 
 
[233] Tomoya Takatani, Satoshi Ukai, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro 
Shikano, ''Blind Sound Scene Decomposition for Robot Audition Using 
SIMO-Model-Based ICA,'' Proc. of International Conference on Intelligent 
Robots and Systems (IROS2005), pp.209−214, August 2005. 
 
[234] Hiroshi Saruwatari, Yoshimitsu Mori, Tomoya Takatani, Satoshi Ukai, Kiyohiro 
Shikano, Takashi Hiekata, Takashi Morita, ''Two-Stage Blind Source Separation 
Based on ICA and Binary Masking for Real-Time Robot Audition System,'' Proc. 
of International Conference on Intelligent Robots and Systems (IROS2005), 
pp.215−220, August 2005. 
 
[235] Yasuaki Ohashi, Tsuyoki Nishikawa, Hiroshi Saruwatari, Akinobu Lee, Kiyohiro 
Shikano, ''Noise-Robust Hands-free Speech Recognition Based on Spatial 
Subtraction Array and Known Noise Superimposition,'' Proc. of International 
Conference on Intelligent Robots and Systems (IROS2005), pp.533−537, August 
2005. 
 
[236] Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, Yosuke Tatekura, 
``Nullspace-Based Sound Field Control for Barge-in-Free Spoken Dialogue 
Interface,'' Proceedings of 33th International Congress and Exposition on 
Noise Control Engineering (InterNoise 2005), August 2005. 
 
[237] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, ``Blind Separation of 
More Than Two Sources Based on High-Convergence Algorithm Combining ICA and 
Beamforming,'' Proceedings of 13th European Signal Processing Conference 
(EUSIPCO 2005), MonAmOR5, September 2005. 
 
[238] Tomoya Takatani, Satoshi Ukai, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro 
Shikano, ``Blind Separation of Binaural Sound Mixtures Using SIMO-ICA with 
Self-Generator for Initial Filter,'' Proceedings of European Signal Processing 
Conference (EUSIPCO2005), TueAmPO1, September 2005. 
 
[239] Hiroshi Saruwatari, Satoshi Ukai, Tomoya Takatani, Tsuyoki Nishikawa, Kiyohiro 
Shikano, ``Two-Stage Blind Source Separation Combining SIMO-Model-Based ICA 
and Adaptive Beamforming,'' Proceedings of 13th European Signal Processing 
Conference (EUSIPCO 2005), TueAmPO1, September 2005. 
 
[240] Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, Yosuke Tatekura, 
``Barge-in Free Spoken Dialogue Interface Using Nullspace-Based Sound Field 
Control and Beamforming,'' Proceedings of 13th European Signal Processing 
Conference (EUSIPCO 2005), September 2005. 
 
[241] Randy Gomez, Akinobu Lee, Hiroshi Saruwatari, Kiyohiro Shikano, ''Rapid 
Unsupervised Speaker Adaptation Based on Multi-template HMM Sufficient 
Statistics'', Proceedings of Interspeech 2005, pp. 293-296, September 2005. 
 
[242] Yoshiaki Nakajima, Hideki Kashioka, Kiyohiro Shikano, Nick Campbell, 
''Remodeling of the Sensor for Non-Audible Murmur (NAM),'' Proceedings of 
Interspeech 2005, pp.389-392, September 2005. 
 
[243] Ryuichi Nisimura, Akinobu Lee, Masashi Yamada, Kiyohiro Shikano, ''Operating A 
Public Spoken Guidance System In Real Environment'', Proceedings of 
Interspeech 2005, pp. 845-848, September 2005. 
 
[244] Tomoki Toda, Kiyohiro Shikano, ''NAM-to-Speech Conversion with Gaussian 
Mixture Models'', Proceedings of Interspeech 2005, pp. 1957-1960, September 
2005. 
 
[245] Panikos Heracleous, Tomomi Kaino, Hiroshi Saruwatari, Kiyohiro Shikano, 
''INVESTIGATING THE ROLE OF THE LOMBARD REFLEX IN NON-AUDIBLE MURMUR (NAM) 
RECOGNITION'', Proceedings of Interspeech 2005, pp. 2649-2652, September 2005.
 
[246] Panikos Heracleous, Tomomi Kaino, Hiroshi Saruwatari, Kiyohiro Shikano, 
''APPLICATIONS OF NAM MICROPHONES IN SPEECH RECOGNITION FOR PRIVACY IN 
HUMAN-MACHINE'', Proceedings of Interspeech 2005, pp. 3041-3044, September 
2005. 
 
[247] Rajkishore Prasad, Hiroshi Saruwatari, Kiyohiro Shikano, ``Approximating 
Negentropy of Time-Frequency Series of Speech for Fixed Point ICA by 
Negentropy Maximization,'' Proceedings of 2005 International Workshop on 
Acoustic Echo and Noise Control (IWAENC2005), pp.225−228, September 2005. 
 
[248] Yoshimitsu Mori, Hiroshi Saruwatari, Tomoya Takatani, Satoshi Ukai, Kiyohiro 
Shikano, Takashi Hiekata, Takashi Morita ``Real-Time Implementation of 
Two-Stage Blind Source Separation Combining SIMO-ICA and Binary Masking,'' 
Proceedings of 2005 International Workshop on Acoustic Echo and Noise Control 
(IWAENC2005), pp.229−232, September 2005. 
 
[249] Tomoya Takatani, Satoshi Ukai, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro 
Shikano, ``Evaluation of SIMO Separation Methods for Blind Decomposition of 
Binaural Mixed Signals,'' Proceedings of 2005 International Workshop on 
Acoustic Echo and Noise Control (IWAENC2005), pp.233−236, September 2005. 
 
[250] Tomoya Takatani, Satoshi Ukai, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro 
Shikano, ``Evaluation of A Self-Generator Method for Initial Filters of 
SIMO-ICA Applied to Blind Separation of Binaural Sound Mixtures,'' Proceedings 
of 2005 IEEE Workshop on Applications of Signal Processing to Audio and 
Acoustics (WASPAA2005), pp13−16, October 2005. 
 
[251] P. Heracleous, Y.Nakajima, H. Saruwatari, K. Shikano. ``A tissue-conductive 
acoustic sensor applied in speech recognition for privacy'', Smart Objects & 
Ambient IntelligencesOc-EUSAI 2005, pp. 93-98, October 2005. 
 
[252] P. Heracleous, T.Kaino, K. Shikano, ``Tissue conductive unvoiced speech 
recognition in clean and noisy environments'', 10th International Conference 
on Speech and Computer, October 2005, pp. 353-356, October 2005. 
 
[253] Tobias Cincarek, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, 
``Selective EM Training of Acoustic Models based on Sufficient Statistics of 
Single Utterances'', IEEE Automatic Speech Recognition and Understanding 
Workshop (ASRU), pp. 168-173, November 2005. 
 
[254] Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano, 
Takashi Hiekata, Takashi Morita, ``ICA and Binary-Mask-Based Blind Source 
Separation with Small Directional Microphones'', International Conference on 
Independent Component Analysis and Blind Source Separation (ICA), LNCS 3889, 
pp. 649--657, March 2006.
 
[255] Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano, 
  Takashi Hiekata, Takashi Morita, ``Blind Source Separation Combining SIMO-ICA 
  and SIMO-Model-Based Binary Masking,'' International Conference on Acoustics, 
  Speech, and Signal Processing (ICASSP), pp. V-81-84, May 2006. 
 
[256] Shigeki Miyabe, Tomoya Takatani, Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro 
  Shikano, Yosuke Tatekura, ``Double-Talk Free Spoken Dialogue Inte face 
  Combining Sound Field Control with Semi-Blind Source Separation,'' 
  International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 
  pp. I-809-812, May 2006. 
 
[257]  Randy Gomez, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Improving 
  Rapid Unsupervised Speaker Adaptation Based on HMM Sufficient Statistics,'' 
  International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 
  pp. I-1001-1004, May 2006. 
 
[258] Tobias Cincarek, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Utterance-based Selective Training for Cost-effective Task-adaptation of 
  Acoustic Models,'' Workshop on Speech Recognition and Intrinsic Variation 
  (SRIV), Toulouse/France, pp. 71--76, May 2006. 
 
[259] Tomoyuki Kato, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Transcription Cost Reduction for Constructing Acoustic Models Using Acoustic 
  Likelihood Selection Criteria,'' the 5th international conference on Language 
  Resources and Evaluation (LREC), pp. 789--792, May 2006. 
 
[260] Hiromichi Kawanami, Takahiro Kitamura, Kiyohiro Shikano, ``Long-term Analysis 
  of Prosodic Features of Spoken Guidance System User Speech,'' the 5th 
  international conference on Language Resources and Evaluation (LREC), pp. 
  2586--2589, May 2006 
 
[261] Hiroshi Saruwatari, Masayuki Shimada, Shigeki Miyabe, Tomoya Takatani, 
  Kiyohiro Shikano, ``Robust sound field reproduction using multi-channel 
  inverse filtering with secondary source selection and enhancement,'' the 9th 
  Western Pacific Acoustics Conference (WESPAC IX 2006), 2006 (Invited Talk). 
 
[262] Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano, 
  Takashi Hiekata, Takashi Morita, ``Two-Stage Blind Separation of Moving Sound 
  Sources with Pocket-Size Real-Time DSP Module,'' the 14th European Signal 
  Processing Conference (EUSIPCO 2006), Sept. 2006. 
 
[263] Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Speaking 
  Aid System for Total Laryngectomees Using Voice Conversion of Body Transmitted 
  Artificial Speech,'' the 9th International Conference on Spoken Language 
  Processing (Interspeech 2006 - ICSLP), pp. 1395--1398, Sept. 2006. 
 
[264] Tobias Cincarek, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Acoustic 
  Modeling for Spoken Dialogue Systems Based on Unsupervised Utterance-based 
  Selective Training,'' the 9th International Conference on Spoken Language 
  Processing (Interspeech 2006 - ICSLP), pp. 1722--1725, Sept. 2006. 
 
[265] Mariko Kojima, Tomoko Matsui, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Speaker Verification with Non-Audible Murmur Segments,'' the 9th 
  International Conference on Spoken Language Processing (Interspeech 2006 - 
  ICSLP), pp. 2114--2117, Sept. 2006. 
 
[266] Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Maximum 
  Likelihood Voice Conversion Based on GMM with STRAIGHT Mixed Excitation,'' the 
  9th International Conference on Spoken Language Processing (Interspeech 2006 - 
  ICSLP), pp. 2266--2269, Sept. 2006. 
 
[267] Mikihiro Nakagiri, Tomoki Toda, Hideki Kashioka, Kiyohiro Shikano, ``Improving 
  Body Transmitted Unvoiced Speech with Statistical Voice Conversion,'' the 9th 
  International Conference on Spoken Language Processing (Interspeech 2006 - 
  ICSLP), pp. 2270--2273, Sept. 2006. 
 
[268] Tomoki Toda, Yamato Ohtani, Kiyohiro Shikano, ``Eigenvoice Conversion Based on 
  Gaussian Mixture Model,'' the 9th International Conference on Spoken Language 
  Processing (Interspeech 2006 - ICSLP), pp. 2446--2449, Sept. 2006. 
 
[269] Hiroaki Kokubo, Nobuo Hataoka, Akinobu Lee, Tatsuya Kawahara, Kiyohiro 
  Shikano, ``Embedded Julius: Continuous Speech Recognition Software for 
  Microprocessor,'' International Workshop on Multimedia Processing (MMSP2006), 
  October 2006
 
[270] Hiroshi Saruwatari, Yoshimitsu Mori, Tomoya Takatani, Kiyohiro Shikano, 
  Takashi Hiekata, Youhei Ikeda, Hiroshi Hashimoto, and Takashi Morita, 
  ``Real-Time Blind Separation of Acoustic Signals Using SIMO-Model-Based 
  Independent Component Analysis,'' Joint 3rd International Conference on Soft 
  Computing and Intelligent Systems and 7th International Symposium on advanced 
  Intelligent Systems (SCIS & ISIS 2006), Sept. 2006 (Invited Talk). 
 
[271] Izumi Shindo, Tobias Cincarek, Tomoki Toda, Hiroshi Saruwatari, NaoyaKiyohiro 
  Shikano, ``Acoustic modeling of spontaneous speech of Japanese preschool 
  children,'' ASA/ASJ Joint Meeting, Nov. 2006. 
 
[272] Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, and Kiyohiro Shikano, 
  ``Evaluation of eigenvoice conversion based on Gaussian mixture model,'' 
  ASA/ASJ Joint Meeting, Nov. 2006. 
 
[273] Yu Takahashi, Tomoya Takatani, Hiroshi Saruwatari, and Kiyohiro Shikano, 
  ``Blind spatial subtraction array based on independent component analysis for 
  speech enhancement and recognition,'' ASA/ASJ Joint Meeting, Nov. 2006. 
 
[274] Tadashi Mihashi, Tomoya Takatani, Shigeki Miyabe, Yoshimitsu Mori, Hiroshi 
  Saruwatari, and Kiyohiro Shikano, ``Compressive coding for multichannel audio 
  signals using independent component analysis,'' ASA/ASJ Joint Meeting, Nov. 
  2006. 
 
[275] Mariko Kojima, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Study on nonaudible murmur speaker verification using multiple session 
  data,'' ASA/ASJ Joint Meeting, Nov. 2006. 
 
[276] Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, and Kiyohiro Shikano, ``A 
  speech communication aid system for total laryngectomies using voice 
  conversion of body transmitted artificial speech,'' ASA/ASJ Joint Meeting, 
  Nov. 2006. 
 
[277] Yoshitaka Nakajima and Kiyohiro Shikano, ``Methods of fitting a nonaudible 
  murmur microphone for daily use and development of urethane elastmer duplex 
  structure type nonaudible murmur microphone,'' ASA/ASJ Joint Meeting, Nov. 
  2006. 
 
[278] Hiromichi Kawanami, Manabu Kida, Tobias Cincarek, and Kiyohiro Shikano, 
  ``Database construction and analysis of user speech with real environment 
  spoken guidance systems,'' ASA/ASJ Joint Meeting, Nov. 2006. 
 
[279] Yu Takahashi, Tomoya Takatani, Hiroshi Saruwatari and Kiyohiro Shikano, 
  ``Blind spatial subtraction array with independent component analysys for 
  hands-free speech recognition,'' International Work Shop on Acoustic Echo and 
  Noise Control (IWAENC), Sept. 2006 (CD-ROM). 
 
[280] Shigeki Miyabe, Masayuki Shimada, Tomoya Takatani, Hiroshi Saruwatari, and 
  Kiyohiro Shikano, ``Multi-Channel Inverse Filtering with Loudspeaker Selection 
  and Enhancement for Robust Sound Field Reproduction,'' Proc. 10th 
  International Workshop on Acoustic Echo and Noise Control (IWAENC), September 
  2006 (CD-ROM). 
 
[281] Nobuo Hataoka, Hiroaki Kokubo, Yasunari Obuchi, Akinobu Lee, Tatsuya Kawahara, 
  Kiyohiro Shikano, ``Robust Embedded Version of Continuous Speech Recognition 
  Software on Microprocessor,'' Workshop on Speech in Mobile and Pervasive 
  Environments (MobileHCI06), No.7, September 2006. 
 
[282] Nobuo Hataoka, Hiroaki Kokubo, Akinobu Lee, Tatsuya Kawahara, Kiyohiro 
  Shikano, ``Embedded JULIUS on T-Engine Platform,'' 2006 International 
  Symposium on Intelligent Signal Processing and Communication Systems 
  (ISPACS2006), WAM1-2-6, December 2006 (CD-ROM). 
 
[283] Yu Takahashi, Tomoya Takatani, Hiroshi Saruwatari and Kiyohiro Shikano, 
  ``Robust Spatial Subtraction Array with Independent Component Analysis for 
  Speech Enhancement,'' International Symposium on Signal Processing and its 
  Application (ISSPA), February 2007 (CD-ROM). 
 
[284] Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kirohiro Shikano, 
  Takashi Hiekata, Takashi Morita,``Noise-robust Hands-free Speech Recognition 
  Using SIMO-model Based Blind Source Separation,'' International Symposium on 
  Signal Processing and its Application (ISSPA), February 2007 (CD-ROM) (Invited 
  Talk). 
 
[285] Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kirohiro Shikano, 
  Takashi Hiekata, Takashi Morita,``Evaluation of Blind Source Separation 
  Combining SIMO-ICA and SIMO-Model-Based Binary Masking in Noisy Environment,'' 
  2007 RISP International Workshopon Nonlinear Circuits and Signal Processing 
  (NCSP 07), pp.225--228, March 2007. 
 
[286] Ayase Takagi, Yoshimitsu Mori, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Improvement of Acoustic Model for Hands-Free Speech Recognition 
  Using Spatial Subtraction Array,'' 2007 RISP International Workshopon 
  Nonlinear Circuits and Signal Processing (NCSP 07), pp.473--476, March 2007. 
 
[287] N. Tanaka, Y. Takahashi, Y. Mori, H. Saruwatari, K. Shikano, ``Internal robot 
  noise reduction by using NAM microphone for hands-free speech recognition,'' 
  RISP International Workshop on Nonlinear Circuits and Signal Processing 
  (NCSP'07), 5PM1-c-4, pp.579--582, 2007. 
 
[288] Kiyohiro Shikano, ``New Speech Media Applied to Universal Communication'', 
  Taiwan-Japan Joint Workshop on Speech Science and Technologies, pp.239-271, 
  March 2007 (Invited Talk).
 
[289] Kentaro Tachibana, Hiroshi Saruwatari, Yoshimitsu Mori, Shigeki Miyabe, 
  Kiyohiro Shikano, Akira Tanaka, ``Efficient Blind Source Separation Combining 
  Closed-Form Second-Order ICA and Nonclosed-Form Higher-Order ICA,'' 
  International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 
  Vol. 1, pp. 45-48, Apr. 2007.
 
[290]   Yu Takahashi, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Permutation-Robust Structure for ICA-Based Blind Source Extraction,'' 
  International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 
  Vol. 1, pp. 149-152, Apr. 2007. 
 
[291]   Tobias Cincarek, Ryuichi Nisimura, Akinobu Lee, Kiyohiro Shikano, ``Insights 
  Gained from Development and Long-Term Operation of a Real-Environment 
  Speech-Oriented Guidance System,'' International Conference on Acoustics, 
  Speech, and Signal Processing (ICASSP), Vol. 4, pp. 157-160, Apr. 2007. 
 
[292]   Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano, 
  Takashi Hiekata, Takashi Morita, ``High-Presence Hearing-Aid System Using 
  DSP-Based Real-Time Blind Source Separation Module,'' International Conference 
  on Acoustics, Speech, and Signal Processing (ICASSP), Vol. 4, pp. 609-612, 
  Apr. 2007. 
 
[293]   Tomoki Toda, Yamato Ohtani, Kiyohiro Shikano, ``One-to-Many and Many-to-One 
  Voice Conversion Based on Eigenvoices,'' International Conference on 
  Acoustics, Speech, and Signal Processing (ICASSP), Vol. 4, pp. 1249-1252, Apr. 
  2007. 
 
[294]   Kumi Ohta, Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Regression Approaches to Voice Quality Control Based on One-to-Many 
  Eigenvoice Conversion,'' 6th ISCA Speech Synthesis Workshop (SSW6), pp. 
  101-106, Aug. 2007. 
 
[295]   Daisuke Tani, Yamato Ohtani, Tomoki Toda, Hiroshi. Saruwatari, Kiyohiro 
  Shikano, ``An Evaluation of Many-to-One Voice Conversion Algorithms with 
  Pre-Stored Speaker Data Sets,'' 6th ISCA Speech Synthesis Workshop (SSW6), pp. 
  107-112, Aug. 2007. 
 
[296]   Randy Gomez, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Rapid 
  Unsupervised Speaker Adaptation Using Single Utterance Based on MLLR and 
  Speaker Selection,'' Proceedings of the 10th European Conference on Speech 
  Communication and Technology (Interspeech 2007 - Eurospeech), pp. 262-265, 
  Aug. 2007. 
 
[297]   Goshu Nagino, Makoto Shozakai, Kiyohiro Shikano, ``How to Judge Reusability of 
  Existing Speech Corpora for Target Task by Utilizing Statistical 
  Multidimensional Scaling,'' Proceedings of the 10th European Conference on 
  Speech Communication and Technology (Interspeech 2007 - Eurospeech), pp. 
  1302-1305, Aug. 2007. 
 
[298]   Tobias Cincarek, Izumi Shindo, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Development of Preschool Children Subsystem for ASR and QA in a 
  Real-Environment Speech-oriented Guidance Task'', Proceedings of the 10th 
  European Conference on Speech Communication and Technology (Interspeech 2007 - 
  Eurospeech), pp. 1469-1472, Aug. 2007. 
 
[299]   Yamato Ohtani, Tomoki Toda, Hiroshi. Saruwatari, Kiyohiro Shikano, ``Speaker 
  Adaptive Training for One-to-Many Eigenvoice Conversion Based on Gaussian 
  Mixture Model,'' Proceedings of the 10th European Conference on Speech 
  Communication and Technology (Interspeech 2007 - Eurospeech), pp. 1981-1984, 
  Aug. 2007. 
 
[300]   Hideki Okamoto, Mariko Kojima, Tomoko Matsui ,Hiromichi Kawanami, Hiroshi 
  Saruwatari, Kiyohiro Shikano, ``Study on Speaker Verification with Non-Audible 
  Murmur Segments,'' Proceedings of the 10th European Conference on Speech 
  Communication and Technology (Interspeech 2007 - Eurospeech), pp. 2017-2020, 
  Aug. 2007. 
 
[301]   Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Impact of 
  Various Small Sound Source Signals on Voice Conversion Accuracy in Speech 
  Communication Aid for Laryngectomees,'' Proceedings of the 10th European 
  Conference on Speech Communication and Technology (Interspeech 2007 - 
  Eurospeech), pp. 2517-2520, Aug. 2007. 
 
[302]   Yoshimitsu Mori, Keiichi Osako, Shigeki Miyabe, Yu Takahashi, Hiroshi 
  Saruwatari, Kiyohiro Shikano, "MLSP 2007 Data Analysis Competition: Two-Stage 
  Blind Source Separation Combining SIMO-Model-Based ICA and Binary Masking," 
  2007 IEEE International workshops on Machine Learning for Signal Processing 
  (MLSP2007), Aug. 2007 (Invited Talk). 
 
[303]   Shigeki Miyabe, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano, and 
  Yosuke Tatekura, ``Barge-in- and Noise-Free Spoken Dialogue Interface Based on 
  Sound Field Control and Semi-Blind Source Separation,'' Proc. 15th European 
  Signal Processing Conference (EUSIPCO2007), pp. 232-236, Sept. 2007. 
 
[304]   H.Kokubo, N.Hataoka, A.Lee, T.Kawahara, and K.Shikano, ``Real-Time Continuous 
  Speech Recognition System on SH-4A Microprocessor,'' 2007 International 
  Workshop on Multimedia Signal Processing (MMSP2007), Oct. 2007. 
 
[305]   Hiroyuki Sakai, Tobias Cincarek, Hiromichi Kawanami, Hiroshi Saruwatari, 
  Kiyohiro Shikano, Akinobu Lee, ``Voice Activity Detection Applied to 
  Hands-Free Spoken Dialogue Robot based on Decoding using Acoustic and Language 
  Model'', 2007 International Conference on Robot Communication and Coordination 
  (ROBOCOMM2007), Oct. 2007. 
 
[306]   Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro Shikano, Takashi Hiekata, and 
  Takashi Morita, "Directivity-Dependency-Reduced Blind Source Separation 
  Integrating ICA, Beamforming and Binary Masking," 2007 IEEE International 
  Conference on Intelligent Robots and Systems (IROS2007), Oct. 2007 (Invited 
  Talk). 
 
[307]   Keiichi Osako, Yoshimitsu Mori, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Fast Convergence Blind Source Separation Based on Frequency Subband 
  Interpolation by Null Beamforming,'' IEEE Workshop on Applications of Signal 
  Processing to Audio and Acoustics (WASPAA 2007), pp.42--45, Oct. 2007. 
 
[308]   Shigeki Miyabe, Tadashi Mihashi, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro 
  Shikano, Toshiyuki Nomura, ``Compressive Coding of Stereo Audio Signals 
  Extracting Sparseness Among Sound Sources with Independent Component 
  Analysis,'' IEEE Workshop on Applications of Signal Processing to Audio and 
  Acoustics (WASPAA 2007), pp.331-334, Oct. 2007. 
 
[309]   Shota Takeuchi, Tobias Cincarek, Hiromichi Kawanami, Hiroshi Saruwatari, 
  Kiyohiro Shikano, ``Construction and Optimization of a Question and Answer 
  Database for a Real-environment Speech-oriented Guidance System,'' The 10th 
  Conference of Oriental Chapter of the International Coordinating Commitee on 
  Speech Database and Speech I/O System Assessment (Oriental COCOSDA 2007), 
  pp.149--154, December 2007. 
 
[310]   Hiromichi Kawanami, Tobias Cincarek, Shota Takeuchi, Hiroshi Saruwatari, 
  Kiyohiro Shikano, ``Development and Operational Result of Real Environment 
  Speech-oriented Guidance Systems Kita-robo and Kita-Chan,'' The 10th 
  Conference of Oriental Chapter of the International Coordinating Commitee on 
  Speech Database and Speech I/O System Assessment (Oriental COCOSDA 2007), 
  pp.132--136, December 2007. 
 
[311   Tobias Cincarek, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Development and Portability of ASR and Q&A Module for Real-Environment 
  Speech-Oriented Guidance Systems'', IEEE Automatic Speech Recognition and 
  Understanding Workshop (ASRU), pp. 520-525, Dec. 2007. 
 
[312]   Kentaro Tachibana, Yu Takahashi, Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro 
  Shikano, and Akira Tanaka, ``Fast Nonclosed-form Higher-order ICA With 
  Frequency-subband Selection Using Closed-form Second-order ICA'', 2008 RISP 
  International Workshop on Nonlinear Circuits and Signal Processing (NCSP'08), 
  March 2008. 
 
[313]   Yuuta Yuyama, Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, ``Sound 
  Quality Improvement in Binaural Reproduction Based on Source-oriented 
  Time-varying Inverse Filtering'', 2008 RISP International Workshop on 
  Nonlinear Circuits and Signal Processing (NCSP'08), March 2008. 
 
[314]   Wataru Fujitsuru, Hidehiko Sekimoto, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Bandwidth Extension of Cellular Phone Speech Based on Maximum 
  Likelihood Estimation with GMM'', 2008 RISP International Workshop on 
  Nonlinear Circuits and Signal Processing (NCSP'08), March 2008. 
 
[315]   Yuuki Haraguchi, Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, 
  Toshiyuki Nomura, ``Sound Localization Analysis of Stereo Audio Signals Based 
  on Blind Source Separation,'' 2008 RISP International Workshop on Nonlinear 
  Circuits and Signal Processing (NCSP'08), March 2008.
 

[316]  Yuuta Yuyama, Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, “Hybrid Structure
of Inverse Filtering and DOA-Parameterized Wavefront Synthesis,” International Conference on
Acoustics, Speech, and Signal Processing (ICASSP), pp. 401-404, Apr. 2008.

 

[317]  Yuuki Haraguchi, Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, Toshiyuki
Nomura, “Source-Oriented Localization Control of Stereo Audio Signals Based on Blind Source
Separation,” International Conference on Acoustics, Speech, and Signal Processing (ICASSP),
pp. 177-180, Apr. 2008.

 

[318]  Randy Gomez, Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “Distant-Talking
Robust Speech Recognition Using Late Reflection Components of Room Impulse Response,
” International Conference on Acoustics, Speech, and Signal Processing (ICASSP),
pp. 4581-4584, Apr. 2008.

 

[319]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “Frequency Domain Semi-Blind Signal
Separation: Application to the Rejection of Internal Noises,” International Conference on Acoustics,
Speech, and Signal Processing (ICASSP), pp. 157-160, Apr. 2008.

 

[320]  Yu Takahashi, Keiichi Osako, Hiroshi Saruwatari, Kiyohiro Shikano, “Blind Source
Extraction For Hands-Free Speech Recognition based on Wiener Filtering and ICA-based
Noise Estimation,” Joint Workshop on Hands-free Speech Communication and Microphone
Arrays (HSCMA), pp. 164-167, May 2008.

 

[321]  Randy Gomez, Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “Fast Dereverberation
or Hands-Free Speech Recognition,” Joint Workshop on Hands-free Speech Communication
and Microphone Arrays (HSCMA), pp. 140-143, May 2008.

 

[322]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “Frequency Domain Blind Signal
Extraction: Application to fast estimation of diffuse background noise,” Joint Workshop
on Hands-free Speech Communication and Microphone Arrays (HSCMA), pp. 212-215,
May. 2008.

 

[323]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “Extension of Score Function Difference
for Frequency Domain Blind Source Separation,” Proc. 16th European Signal Processing
Conference (EUSIPCO2008) , Aug. 2008.

 

[324]  Shota Takeuchi, Tobias Cincarek, Hiromichi Kawanami, Hiroshi Saruwatari,
Kiyohiro Shikano, “Question and Answer Database Optimization Using Speech Recognition
Results,” INTERSPEECH 2008, pp.451-454, Sep, 2008.

 

[325]  Hiroshi Saruwatari, Yu Takahashi, Hiroyuki Sakai, Shota Takeuchi, Tobias Cincarek,
Hiromichi Kawanami, Kiyohiro Shikano, “Development and Evaluation of Hands-Free Spoken
 Dialogue System for Railway Station Guidance,” INTERSPEECH 2008, pp.455-458, Sep, 2008.

 

[326]  Takashi Muramatsu, Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano,
“Low-Delay Voice Conversion based on Maximum Likelihood Estimation of Spectral Parameter
Trajectory,” INTERSPEECH 2008, pp.1076-1079, Sep, 2008.

 

[327]  Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, “An Improved
One-to-Many Eigenvoice Conversion System,” INTERSPEECH 2008, pp.1080-1083, Sep, 2008.

 

[328]  Randy Gomez, Jani Even, Kiyohiro Shikano, “Rapid Unsupervised Speaker Adaptation
Robust in Reverberant Environment Conditions,” INTERSPEECH 2008, pp.1309-1312, Sep, 2008.

 

[329]  Hideki Okamoto, Tomoko Matsui, Hiromichi Kawanami, Hiroshi Saruwatari ,
Kiyohiro Shikano, “Speaker Verification with Non-Audible Murmur Segments by Combining
Global Alignment Kernel and Penalized Logistic Regression Machine,” INTERSPEECH 2008,
pp.1369-1372, Sep, 2008.

 

[330]  Daisuke Tani, Tomoki Toda, Yamato Ohtani, Hiroshi Saruwatari, Kiyohiro Shikano,
“Maximum A Posteriori Adaptation for Many-to-One Eigenvoice Conversion,” INTERSPEECH
2008, pp.1461-1464, Sep, 2008.

 

[331]  Keigo Nakamura, Tomoki Toda, Yoshitaka Nakajima, Hiroshi Saruwatari and Kiyohiro Shikano,
“Evaluation of Speaking-Aid System with Voice Conversion for Laryngectomees Toward Its Use in
Practical Environments,” INTERSPEECH 2008, pp.2209-2212, Sep, 2008.

 

[332]  Yu Takahashi, Hiroshi Saruwatari, Kiyohiro Shikano, “Real-Time Implementation of
Blind Spatial Subtraction Array For Hands-Free Robot Spoken Dialogue System,” IEEE/RSJ
International Conference on Intelligent Robots and Systems (IROS2008), Nice, France,
pp. 1687-1692, September 2008.

 

[333]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “An Improved permutation solver for blind
signal separation based front-ends in robot audition,” IEEE/RSJ International Conference on
Intelligent Robots and Systems (IROS2008), Nice, France, pp. 2172-2177, September 2008.

 

[334]  Yoshihisa Uemura, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo,
“Automatic optimization scheme of spectral subtraction based on musical noise assessment via
higher-order statistics,” International Workshop for Acoustic Echo and Noise Control (IWAENC'08),
Seattle, USA, September 2008.

 

[335]  Yuuki Fujihara, Yu Takahashi, Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano,
Akira Tanaka, “Performance improvement of higher-order ICA using learning period detection
based on closed-form second-order ICA and kurtosis,” International Workshop for Acoustic
Echo and Noise Control (IWAENC'08), Seattle, USA, September 2008.

 

[336]  Shigeki Miyabe, Biing-Hwang (Fred) Juang, Hiroshi Saruwatari, Kiyohiro Shikano,
“Analytical Solution of Nonlinear Microphone Array Based on Complementary Beamforming,
” International Workshop for Acoustic Echo and Noise Control (IWAENC'08), Seattle, USA,
September 2008.

 

[337]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “New architecture combining blind signal
extraction and modified spectral subtraction for suppression of background noise,” International
Workshop for Acoustic Echo and Noise Control (IWAENC'08), Seattle, USA, September 2008.

 

[338]  Takashi Hiekata, Youhei Ikeda, Toshiro Yamashita, Takashi Morita, Ruoyu Zhang,
Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro Shikano, “Development and Evaluation of
Pocket-Size Blind Source Separation Microphone,” International Workshop for Acoustic
Echo and Noise Control (IWAENC'08), Seattle, USA, September 2008.

 

[339]  Keisuke Masatoki, Shigeki Miyabe, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro Shikano,
Toshiyuki Nomura, “Timing Optimization of Filter Replacement in Compressive Coding for
Stereo Audio Signals Using Independent Component Analysis,” International Conference on
Signal Processing (ICSP'08), Beijing, China, pp.510-513, October 2008.

 

[340]  Ryota Takafuji, Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro Shikano, “Binaural Hearing-Aid
System Using SIMO-Model-Based ICA and Directivity-Dependency-Reduced Binary Masking,”
International Conference on Signal Processing (ICSP'08), Beijing, China, pp.320-323, October 2008.

 

[341]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, “Blind signal extraction via direct mutual
information minimization,” IEEE International Workshop on Machine Learning for Signal
Processing (MLSP2008), Cancun, Mexico, October 2008.

 

[342]  Jumpei Miyake, Shota Takeuchi, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano,
“Language Model for the Web Search Task in a Spoken Dialogue System for Children,” in Proc.
of Workshop on Child, Computer and Interaction (ICMI'08 post-conference workshop),
Chania, Greece, October 2008.

 

[343]  Jumpei Miyake, Shota Takeuchi, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano,
“Automatic Reading Annotation to Japanese Trendy Words based on Parentheses Expression,”
in Proc. of Oriental COCOSDA 2008, Kyoto, Japan, pp.81-86, November 2008.

 

[344]  Jani Even,Hiroshi Saruwatari,Kiyohiro Shikano, “Target speech Enhancement in Presence
of Jammer and Diffuse Background Noise,” The 8th International Conference on Independent
Component Analysis and Signal Separation (ICA2009) , Paraty, Brazil, March 2009

 

[345]   Takashi Hiekata, Takashi Morita, Youhei Ikeda, Hiroshi Hashimoto, Ruoyu Zhang,  Yu Takahashi,
Hiroshi Saruwatari, Kiyohiro Shikano, ``MULTIPLE ICA-BASED REAL-TIME BLIND SOURCE
EXTRACTION APPLIED TO HANDY SIZE MICROPHONE'', IEEE International Conference
on Acoustics, Speech, and Signal Processing (ICASSP2009), pp.121--124, Taipei, Taiwan, April 2009.

 

[346]  Yoshihisa Uemura, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo,
``MUSICAL NOISE GENERATION ANALYSIS FOR NOISE REDUCTION METHODS BASED
ON SPECTRAL SUBTRACTION AND MMSE STSA ESTIMATION'', IEEE International Conference
on Acoustics, Speech, and Signal Processing (ICASSP2009), pp.4433--4436, Taipei, Taiwan, April 2009.

 

[347]  Daisuke Miyamoto, Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro  Shikano,
``ACOUSTIC COMPENSATION METHODS FOR BODY TRANSMITTED SPEECH CONVERSION'',
IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP2009),
pp. 3901-3904, Taipei, Taiwan, April 2009.

 

[348]  Hiroshi Saruwatari, Hiromichi Kawanami, Shota Takeuchi, Yu Takahashi, Tobias Cincarek,
Kiyohiro Shikano, ``HANDS-FREE SPEECH RECOGNITION CHALLENGE FOR REAL-WORLD
SPEECH DIALOGUE SYSTEMS'', IEEE International Conference on Acoustics, Speech, and Signal
Processing (ICASSP2009), pp.3729--3782, Taipei, Taiwan, April 2009. (Special session, invited)

 

[349]  Yu Takahashi, Yoshihisa Uemura, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo,
``MUSICAL NOISE ANALYSIS BASED ON HIGHER ORDER STATISTICS FOR MICROPHONE
ARRAY AND NONLINEAR SIGNAL PROCESSING'', IEEE International Conference on Acoustics,
Speech, and Signal Processing (ICASSP2009), pp.229--232, Taipei, Taiwan, April 2009.

 

[350]  Tomoki Toda, Keigo Nakamura, Hidehiko Sekimoto, Kiyohiro Shikano, ``VOICE CONVERSION
FOR VARIOUS TYPES OF BODY TRANSMITTED SPEECH'', IEEE International Conference on
Acoustics, Speech, and Signal Processing (ICASSP2009), pp. 3601-3604, Taipei, Taiwan, April 2009.
 (Special session, invited)

 

[351]  Yu Takahashi, Hiroshi Saruwatari, Yuki Fujihara, Kentaro Tachibana, Yoshimitsu Mori,
Shigeki Miyabe, Kiyohiro Shikano, Akira Tanaka, ``SOURCE ADAPTIVE BLIND SIGNAL EXTRACTION
USING CLOSED-FORM ICA FOR HANDS-FREE ROBOT SPOKEN DIALOGUE SYSTEM'', IEEE
International Conference on Acoustics, Speech, and Signal Processing (ICASSP2009), 3361--3364, Taipei,
Taiwan, April 2009. (Special session, invited)

 

[352]  Shigeki Miyabe, Biing-Hwang (Fred) Juang, Hiroshi Saruwatari, Kiyohiro Shikano, ``Kernel-Based
Nonlinear Independent Component Analysis for Underdetermined Blind Source Separation'', IEEE
International Conference on Acoustics, Speech, and Signal Processing (ICASSP2009), MLSP-P1.9,
Taipei, Taiwan, April 2009.

 

[353]  Kumiko Morizane, Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano,
``Emphasized Speech Synthesis Based on Hidden Markov Models,'' Oriental COCOSDA 2009, O2-4,
Urumqi, China, Aug. 2009.

 

[354]  Shota Takeuchi, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, ``Unknown Example
Detection for Example-based Spoken Dialog System,'' Oriental COCOSDA 2009, O3-5, Urumqi, China,
Aug. 2009.

 

[355]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, ``Enhanced Wiener Post-Processing Based on
Partial Projection Back of the Blind Signal Separation Noise Estimate,'' 17th European Signal Processing
Conference (EUSIPCO2009), Glasgow, Scotland, pp. 1442--1446, Aug 2009.

 

[356]  Tomoki Toda, Keigo Nakamura, Takayuki Nagai, Tomomi Kaino, Yoshitaka Nakajima,
Kiyohiro Shikano, ``Technologies for Processing Body Conductive Speech Detected with Non-Audible
Murmur Microphone,'' INTERSPEECH, pp. 632-635, Brighton, UK, Sep. 2009. (Special session, keynote)

 

[357] Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Electrolaryngeal Speech
Enhancement Based on Statistical Voice Conversion,'' INTERSPEECH, pp. 1431-1434, Brighton, UK,
Sep. 2009.

 

[358]  Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Many-to-Many Eigenvoice
Conversion with Reference Voice,'' INTERSPEECH, pp. 1623-1626, Brighton, UK, Sep. 2009.

 

[359]  Yu Takahashi, Yoshihisa Uemura, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo,
 ``Structure selection algorithm for less musical-noise generation in integration systems of beamforming
and spectral subtraction,'' 2009 International Workshop on Statistical Signal Processing (SSP2009),
pp.701--704, 2009.

 

[360]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, ``Blind Signal Extraction Based Speech
Enhancement in Presence of Diffuse Background Noise,'' 2009 International Workshop on Statistical
Signal Processing (SSP2009), pp.513--517, 2009.

 

[361]  Hironori Doi, Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano,
 ``Enhancement of esophageal speech using statistical voice conversion,'' APSIPA Annual
Summit and Conference, pp. 805-808, Sapporo, Japan, Oct. 2009.

 

[362]  Noriyoshi Kamado, Haruhide Hokari, Shoji Shimada, Hiroshi Saruwatari, Kiyohiro Shikano,
``Comparative Study on Directly-Aligned Multi-Point Controlled Wavefront Synthesis and Wave
Field Synthesis,'' APSIPA Annual Summit and Conference, pp. 242-245, Sapporo, Japan, Oct. 2009.

 

[363]  Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, Tomoya Takatani, ``Semi-blind suppression of
internal noise for hands-free robot spoken dialog system,'' IEEE/RSJ International Conference on Intelligent
Robotics and Systems (IROS2009), St Louis, USA, pp. --, October 2009. (Special Session, invited)

 

[364]  Shigeki Miyabe, Keisuke Masatoki, Hiroshi Saruwatari, Kiyohiro Shikano, Toshiyuki Nomura,
 ``Temporal quantization of spatial information using directional clustering for multichannel audio coding,''
2009 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA2009),
New Paltz, USA, pp. --, October 2009.

 

[365]  Hiroshi Saruwatari, Yu Takahashi, Kentaro Tachibana, Yoshimitsu Mori, Shigeki Miyabe,
Kiyohiro Shikano, Akira Tanaka, "Fast and Versatile Blind Separation of Diverse Sounds Using
Closed-Form Estimation of Probability Density Functions of Sources," Third International
Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP2009),
pp.249-252, Dec. 2009.

 

 [366] S. Suzuki, S. Miyabe, N. Kamado, H. Saruwatari, K. Shikano, and T. Nomura,“Audio object
individual operation and its application to earphone leakage noise reduction,” Proceedings of International
Symposium on Communications, Control and Signal Processing (ISCCSP2010), Th. 5.6, Feb. 2010.

 

[367]  Yu Takahashi, Hiroshi Saruwatari, Kiyorhiro Shikano, Kazunobu Kondo, ``THEORETICAL
MUSICAL-NOISE ANALYSIS AND ITS GENERALIZATION FOR METHODS OF INTEGRATING
BEAMFORMING AND SPECTRAL SUBTRACTION BASED ON HIGHER-ORDER STATISTICS,''
Proc. ICASSP 2010, pp. 93--96, Dallas, U.S.A., March 2010.

 

[368]  Jani Even, Hiroshi Saruwatari, Kiyorhiro Shikano, Tomoya Takatani, ``COMPLEX NEWTON
ALGORITHM FOR BLIND SIGNAL EXTRACTION OF SPEECH IN DIFFUSE NOISE,'' ICASSP 2010,
pp. 213--216, Dallas, U.S.A., March 2010.

 

[369]  Hironori Doi, Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano,
``STATISTICAL APPROACH TO ENHANCING ESOPHAGEAL SPEECH BASED ON GAUSSIAN MIXTURE
MODELS,'' ICASSP 2010, pp. 4250--4253, Dallas, U.S.A., March 2010.

 

[370]  Jani Even, Hiroshi Saruwatari, Kiyorhiro Shikano, Tomoya Takatani, ``SPEECH ENHANCEMENT
IN PRESENCE OF DIFFUSE BACKGROUND NOISE: WHY USING BLIND SIGNAL EXTRACTION?,''
ICASSP 2010, pp. 4770--4773, Dallas, U.S.A., March 2010.

 

[371]  Ryoi Okamoto, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro Shikano, ``MMSE STSA ESTIMATOR
WITH NONSTATIONARY NOISE ESTIMATION BASED ON ICA FOR HIGH-QUALITY SPEECH
ENHANCEMENT,'' ICASSP 2010, pp. 4778--4781, Dallas, U.S.A., March 2010.

 

[372]  Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``NON-PARALLEL TRAINING
FOR MANY-TO-MANY EIGENVOICE CONVERSION,'' Proc. ICASSP 2010, pp. 4822--4825,
Dallas, U.S.A., March 2010.

 

[373]  Yohei Ishikawa, Hiroshi Saruwatari, Yu Takahashi, Kiyohiro Shikano, Kazunobu 
  Kondo, ``Musical noise controllable algorithm of channelwise spectral 
  subtraction and beamforming based on higher-order statistics criterion," Proc. 
  of the 2nd International Workshop on Cognitive Information Processing 
  (CIP2010), Elba, Italy, pp.81-86, June 2010. 
 
[374]   Hiroshi Saruwatari, Masanobu Go, Ryoi Okamoto, Kiyohiro Shikano, ``Binaural 
  hearing aid using sound-localization-preserved MMSE STSA estimator with 
  ICA-based noise estimation," Proc. of International Workshop on Acoustic Echo 
  and Noise Control (IWAENC2010), Tel Aviv, Israel, Aug. 2010. 
 
[375]   Noriyoshi Kamado, Hiroyuki Nawata, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Interactive controller for audio object localization based on spatial 
  representative vector operation," Proc. of International Workshop on Acoustic 
  Echo and Noise Control (IWAENC2010), Tel Aviv, Israel, Aug. 2010. 
 
[376]   Takayuki Inoue, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu 
  Kondo, ``Theoretical analysis of musical noise in generalized spectral 
  subtraction: why should not use power/amplitude subtraction?," Proc. of 
  European Signal Processing Conference (EUSIPCO2010), Aalborg, Denmark, 
  pp.994-998, August 2010. 
 
[377]   Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, Tomoya Takatani, ``Blind 
  signal extraction based joint suppression of diffuse background noise and late 
  reverberation," Proc. of European Signal Processing Conference (EUSIPCO2010), 
  Aalborg, Denmark, pp.1534-1538, September 2010. 
 
[378]   Takayuki Inoue, Hiroshi Saruwatari, Yu Takahashi, Kiyohiro Shikano, Kazunobu 
  Kondo, ``Theoretical analysis of iterative weak spectral subtraction via 
  higher-order statistics," Proc. of 2010 IEEE International Workshop on Machine 
  Learning for Signal Processing (MLSP2010), Kittila, Finland, pp.220-225, 
  September 2010. 
 
[379]   Hiroshi Saruwatari, Ryoi Okamoto, Yu Takahashi, Kiyohiro Shikano, ``Blind 
  speech extraction combining generalized MMSE STSA estimator and ICA-based 
  noise and speech probability density function estimations," Proc. of the 9th 
  International Conference on Latent Variable Analysis and Signal Separation 
  (LVA2010), St. Malo, France, pp.49-56, Sept. 2010. 
 
[380]   Chie Hayashida, Tomoki Toda, Yamato Ohtani, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Linear transformation approaches to many-to-one voice conversion,'' 
  Proc. of the 7th ISCA Speech Synthesis Workshop (SSW7), pp.74-79, Kyoto, 
  Japan, Sept. 2010. 
 
[381]    Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``The use 
  of air-pressure sensor in electrolaryngeal speech enhancement based on 
  statistical voice conversion,'' Proc. of INTERSPEECH, pp.1628-1631, Chiba, 
  Japan, Sept. 2010. 
 
[382]   Kumi Ohta, Tomoki Toda, Yamato Ohtani, Hiroshi Saruwatari, Kiyohiro Shikano, 
  ``Adaptive voice-quality control based on one-to-many eigenvoice conversion,'' 
  Proc. of INTERSPEECH, pp.2158-2161, Chiba, Japan, Sept. 2010. 
 
[383]   Rafael Torres, Shota Takeuchi, Hiromichi Kawanami, Tomoko Matsui, Hiroshi 
  Saruwatari, Kiyohiro Shikano, ``Comparison of Methods for Topic Classification 
  in a Speech-Oriented Guidance System,'' Proc. of INTERSPEECH, pp.1261-1264, 
  Chiba, Japan, Sept. 2010. 
 
[384]   Hiroshi Sawada, Jani Even, Hiroshi Saruwatari, Kiyohiro Shikano, Tomoya 
  Takatani, ``Improvement of speech recognition performance for spoken-oriented 
  robot dialog system using end-fire array," Proc. of 2010 IEEE/RSJ 
  International Conference on Intelligent Robots and Systems (IROS2010), Taipei, 
  Taiwan, Oct. 2010 (Invited Talk). 
 
[385]   Noriyoshi Kamado, Haruhide Hokari, Shoji Shimada, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Sound Field Reproduction by Wavefront Synthesis Using Directly 
  Aligned Multi Point Control,'' Proc. of 40th AES conference, 2010. 
 
[386]   Hiroshi Saruwatari, Yu Takahashi, Kiyohiro Shikano, Kazunobu Kondo, ``Blind 
  speech extraction combining ICA-based noise estimation and less-musical-noise 
  nonlinear post processing," Asilomar Conference on Signals, Systems, and 
  Computers, California, USA, Nov. 2010 (Invited Talk). 
 
[387]   Takayuki Inoue, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo, 
  ``Theoretical analysis of musicial noise in wiener filter via higher-order 
  statistics," Proc. of APSIPA Annual Summit and Conference 2010 (APSIPA2010), 
  Biopolis, Singapore, pp.121-124, Dec. 2010. 
 
[388]   Daisuke Deguchi, Hironori Doi, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro 
  Shikano, ``Acoustic Compensation Method for Accepting　Different Recording 
  Devices in Body-Conducted　Voice Conversion," Proc. of APSIPA Annual Summit and 
  Conference 2010 (APSIPA2010), Biopolis, Singapore, pp.502-505, Dec. 2010. 
 
[389]   Hironori Doi, Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, and Kiyohiro 
  Shikano, ``Speaking-Aid Systems Based on One-to-Many Eigenvoice Conversion for 
  Total Laryngectomees," Proc. of APSIPA Annual Summit and Conference 2010 
  (APSIPA2010), Biopolis, Singapore, pp.498-501, Dec. 2010. 
 
[390]   Hiroyuki Nawata, Noriyoshi kamado, Hiroshi Saruwatari, and Kiyohiro Shikano, 
  ``Automatic music thumbnailing using localization information of audio 
  object,'' Proc. of APSIPA Annual Summit and Conference (APSIPA2010), Biopolis, 
  Singapore, pp.915-918, Dec. 2010. 
 
[391]   Denis Babani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``An 
  evaluation of discriminative training for hidden Markov models in a 
  real-environment speech-oriented guidance system,'' Proc. of Student Symposium 
  in APSIPA Annual Summit and Conference 2010 (APSIPA2010), Biopolis, Singapore, 
  page 8, Dec. 2010. 
 
[392]   Rafael Torres, Hiromichi Kawanami, Tomoko Matsui Hiroshi Saruwatari, Kiyohiro Shikano,
 ``Training Data Size Requirements for Topic Classification in a Speech-Oriented Guidance 
System,'' Proc. of APSIPA Annual Summit and Conference (APSIPA2010), Biopolis, Singapore, 
pp.486-489, Dec. 2010.
 

[393]  Hiroyuki Nawata, Noriyoshi kamado, Hiroshi Saruwatari, Kiyohiro Shikano, ``Automatic
 musical thumbnailing based on audio object localization and its evaluation,'' Proc. of International
 Conference on Acoustics, Speech, and Signal Processing 2011 (ICASSP2011), pp.41-44, Prague,
 Czech Republic, May 2011.

 

[394]  Noriyoshi Kamado, Hiroshi Saruwatari, Kiyohiro Shikano, ``Robust sound field reproduction
 integrating multi-point sound field control and wave field synthesis,'' Proc. of International
 Conference on Acoustics, Speech, and Signal Processing 2011 (ICASSP2011), pp.441-444,
 Prague, Czech Republic, May 2011.

 

[395]  Takayuki Inoue, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo, ``Theoretical
 analysis of musical noise in Wiener filtering family via higherorder statistics,'' Proc. of International
 Conference on Acoustics, Speech, and Signal Processing 2011 (ICASSP2011), pp.5076-5079,
 Prague, Czech Republic, May 2011.

 

[396]  Hironori Doi, Keigo Nakamura, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``An
 evaluation of alaryngeal speech enhancement methods based on voice conversion techniques,''
 Proc. of International Conference on Acoustics, Speech, and Signal Processing 2011
 (ICASSP2011), pp.5136-5139, Prague, Czech Republic, May 2011.

 

[397]  Denis Babani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Acoustic model
 training for non-audible murmur recognition using transformed normal speech data,'' Proc.
 of International Conference on Acoustics, Speech, and Signal Processing 2011 (ICASSP2011),
 pp.5224-5227, Prague, Czech Republic, May 2011.

 

[398]  Ryoichi Miyazaki, Hiroshi Saruwatari, Ryo Wakisaka, Kiyohiro Shikano, Tomoya Takatani,
 ``Theoretical analysis of parametric blind spatial subtraction array and its application to speech
 recognition performance prediction,'' Proc. of Joint Workshop on Hands-free Speech
 Communication and Microphone Arrays 2011 (HSCMA2011), pp.19-24, Edinburgh, UK, May 2011.

 

[399]  Masayuki Hirata, Noriyoshi Kamado, Hiroshi Saruwatari, Kiyohiro Shikano, ``Spatial depth
 perception of focusing source by wave field synthesis for 3D sound reproduction,''
 International Conference on 3D Systems and Applications 2011 (3DSA2011), pp.137-140,
 June 2011.

 

[400]  Noriyoshi Kamado, Hiroshi Saruwatari, Kiyohiro Shikano, ``Experimental evaluation of
 hybrid 3D sound field reproduction integrating multi-point sound field control and wave field
 synthesis,'' International Conference on 3D Systems and Applications 2011 (3DSA2011),
 pp.213-216, June 2011.

 

[401]  Ryoichi Miyazaki, Hiroshi Saruwatari, Kiyohiro Shikano, ``Theoretical analysis of musical
 noise and speech distortion in structure-generalized parametric blind spatial subtraction array,''
 INTERSPEECH2011, pp.341-344, Florence, Itary, August 2011.

 

[402]  Ryo Wakisaka, Hiroshi Saruwatari, Kiyohiro Shikano, Tomoya Takatani, ``Blind speech
 prior estimaion for generalized minimum mean-square error short-time spectral amplitude
 estimator,'' INTERSPEECH2011, pp.361-364, Florence, Italy, August 2011.

 

[403]  Nobuhiko Hattori, Tomoki Toda, Hisashi Kawai, Hiroshi Saruwatari, Kiyohiro Shikano,
 ``Speaker-adaptive speech synthesis based on eigenvoice conversion and language-
 dependent prosodic conversion in speech-to-speech translation,'' INTERSPEECH2011,
 pp.2769-2772, Florence, Italy, August 2011.

 

[404]  Daisuke Deguchi, Tomoki Toda, Hironori Doi, Hiroshi Saruwatari, Kiyohiro Shikano, ``
 Computationally efficient body-conducted voice conversion with original excitation signals,''
 Proc. of APSIPA Annual Summit and Conference 2011(APSIPA2011), Xi'an, China, October 2011.

 

[405]  Keigo Kubo, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, ``Unconstrained
 Many-to-Many Alignment for Automatic Pronunciation Annotation,'' Proc. of APSIPA Annual
 Summit and Conference 2011 (APSIPA2011), Xi'an, China, October 2011.

 

[406]  Kazuma Nishimura, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, ``Investigation
 of Statistical Machine Translation Applied to Answer Generation for a Speech-Oriented Guidance
 System,'' Proc. of APSIPA Annual Summit and Conference 2011 (APSIPA2011), Xi'an, China,
 October 2011.

 

[407]  Rafael Torres, Hiromichi Kawanami, Tomoko Matsui, Hiroshi Saruwatari, Kiyohiro Shikano,
 ``Topic Classification of Spoken Inquiries Based on Stacked Generalization,'' Proc. of APSIPA
 Annual Summit and Conference 2011 (APSIPA2011), Xi'an, China, October 2011.

 

[408]  Hiromichi Kawanami, Shota Takeuchi, Rafael Torres, Hiroshi Saruwatari, Kiyohiro Shikano,
 ``Development and Operation of Speech-Oriented Information Guidance Systems, Kita-chan
 and Kita-robo'' Proc. of APSIPA Annual Summit and Conference 2011 (APSIPA2011), Xi'an,
 China, October 2011.

 

[409]  Yoko Fujita, Shota Takeuchi, Hiromichi Kawanami, Tomoko Matsui, Hiroshi Saruwatari,
 Kiyohiro Shikano, ``Out-of-Task Utterance Detection Based on Bag-of-Words Using Automatic
 Speech Recognition Results'' Proc. of APSIPA Annual Summit and Conference 2011
 (APSIPA2011), Xi'an, China, October 2011. .

 

[410]  Hiroshi Saruwatari, Nobuhisa Hirata, Toshiyuki Hatta, Ryo Wakisaka, Kiyohiro Shikano,
 Tomoya Takatani, ``Semi-Blind Speech Extraction for Robot Using Visual Information and
 Noise Statistics,'' Proc. of the 11th IEEE International Symposium on Signal Processing and
 Information Technology (ISSPIT2011), pp.238--243, Bilbao, Spain, December 2011.

 

[411]  Kosuke Yagi, Yu Takahashi, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo, ``
Music Sginal Separation by Orthogonality and Maximum-Distance Constrained Nonnegative
 Matrix Factorization with Target Signal Information,'' Proc. of Audio Engineering Society
 45th International Conference Applications of Time-Frequency Processing in Audio
 (AES45th), Helsinki, Finland, March 2012.

 

[412]  Ryo Wakisaka, Hiroshi Saruwatari, Kiyohiro Shikano, Tomoya Takatani, ``Generalized
 MMSE STSA Estimator with ICA-Based Noise Estimation and Speech Prior Estimation for
 Binaural Hearing Aids,'' Proc. of Audio Engineering Society 45th International Conference
 Applications of Time-Frequency Processing in Audio (AES45th), Helsinki, Finland, March 2012.

 

[413]  Ryoichi Miyazaki, Hiroshi Saruwatari, Takayuki Inoue, Kiyohiro Shikano, Kazunobu Kondo,
 ``Musical-noise-free speech enhancement: Theory and evaluation,'' Proc. of International
 Conference on Acoustics, Speech, and Signal Processing 2012 (ICASPP2012), pp.4565--4568,
 Kyoto, Japan, March 2012.

 

[414]  Kenzo Yamamoto, Tomoki Toda, Hironori Doi, Hiroshi Saruwatari, Kiyohiro Shikano, ``
Statistical approach to voice quality control in esophageal speech enhancement,'' Proc. of
 International Conference on Acoustics, Speech, and Signal Processing 2012 (ICASPP2012),
 pp.4497--4500, Kyoto, Japan, March 2012.

 

[415]  Ryo Wakisaka, Hiroshi Saruwatari, Kiyohiro Shikano, Tomoya Takatani, ``Speech kurtosis
 estimation from observed noisy signal based on generalized Gaussian distribution prior and
 additivity of cumulants,'' Proc. of International Conference on Acoustics, Speech, and Signal
 Processing 2012 (ICASPP2012), pp.4049--4052, Kyoto, Japan, March 2012.

 

[416] Ryoichi Miyazaki, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo, ``Musical-noise-free
blind speech extraction using ICA-based noise estimation and iterative spectral subtraction,''
The 11th International Conference on Information Science, Signal Processing and theri Applications
(ISSPA2012), pp.322-327, Montreal, Canada, July 2012.

 

[417] Noriyoshi Kamado, Masayuki Hirata, Hiroshi Saruwatari, Kiyohiro Shikano, ``Object-based
stereo up-mixer for wave field synthesis based on spatial information clustering,'' 20th European
Signal Processing Conference (EUSIPCO2012), pp.594-598, Bucharest, Romania, August 2012.

 

[418] Hiroshi Saruwatari, Ryo Wakisaka, Kiyohiro Shikano, Frederic Mustiere, Louis Thibault,
Hossein Najaf-Zadeh, Martin Bouchard, ``Sound-localization-preserved binaural MMSE STSA
estimator with explicit and implicit binaural cues,'' 20th European Signal Processing Conference
 (EUSIPCO2012), pp.310-314, Bucharest, Romania, August 2012. (Invited Talk)

 

[419] Ryoichi Miyazaki, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo, ``Musical-noise-free
blind speech extraction using ICA-based noise estimation with channel selection,'' International
Workshop on Acoustic Signal Enhancement (IWAENC2012), Aachen, Germany, September 2012.

 

[420] Suzumi Kanehara, Hiroshi Saruwatari, Ryoichi Miyazaki, Kiyohiro Shikano, Kazunobu Kondo,
``Theoretical analysis of musical noise generation in noise reduction methods with decision-directed
a priori SNR estimator,'' International Workshop on Acoustic Signal Enhancement (IWAENC2012),
Aachen, Germany, September 2012.

 

[421] Haruka Majima, Rafael Torres, Yoko Fujita, Hiromichi Kawanami, Tomoko, Matsui, Hiroshi
Saruwatari, Kiyohiro Shikano, ``Spoken Inquiry Discrimination Using Bag-of-Words for Speech-
Oriented Guidance System,'' INTERSPEECH2012, Portland, USA, September 2012.

 

[422] Keigo Kubo, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, ``Evaluation of
Many-to-Many Alignment Algorithm by Automatic Pronunciation Annotation Using Web Text Mining,''
INTERSPEECH2012, Portland, USA, September 2012.

 

[423] Rafael Torres, Hiromichi Kawanami, Tomoko Matsui, Hiroshi Saruwatari, Kiyohiro Shikano,
``Topic classification of spoken inquiries using transductive support vector machine,'' Proc.
4th International Workshop on Spoken Dialog Systems (IWSDS2012), pp.231-236, Paris, France, November, 2012.

 

[424] Haruka Majima, Rafael Torres, Hiromichi Kawanami, Sunao Hara, Tomoko Matsui, Hiroshi Saruwatari,
Kiyohiro Shikano, ``Evaluation of invalid input discrimination using BOW for speech-oriented guidance system,
'' Proc. 4th International Workshop on Spoken Dialog Systems (IWSDS2012), pp.339-347, Paris, France,
November, 2012.

 

[425] Sunao Hara, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, ``Development of a
toolkit handling multiple speech-oriented guidance agents for mobile applications,'' Proc. 4th
International Workshop on Spoken Dialog Systems (IWSDS2012), pp.195-200, Paris, France,
November, 2012.

 

[426] Kazuma Nishimura, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro Shikano, ``Response
generation based on statistical machine translation for speech-oriented guidance system,'' Proc.
APSIPA Annual Summit and Conference 2012 (APSIPA2012), Hollywood, USA, December 2012.

 

[427] Suzumi Kanehara, Hiroshi Saruwatari, Ryoichi Miyazaki, Kiyohiro Shikano, Kazunobu Kondo,
``Comparative study on various noise reduction methods with decision-directed a priori SNR
estimator via higher-order statistics,'' Proc. APSIPA Annual Summit and Conference 2012
(APSIPA2012), Hollywood, USA, December 2012.

 

[428] Yuji Onuma, Noriyoshi Kamado, Hiroshi Saruwatari, Kiyohiro Shikano, ``Real-time semi-blind
speech extraction with speaker direction tracking on Kinect,'' Proc. APSIPA Annual Summit and
Conference 2012 (APSIPA2012), Hollywood, USA, December 2012.

 

[429] Fine Dwinita Aprilyanti, Hiroshi Saruwatari, Kiyohiro Shikano, Tomoya Takatani, ``Optimization
scheme of joint noise suppression and dereverberation based on higher-order statistics,'' Proc. APSIPA
Annual Summit and Conference 2012 (APSIPA2012), Hollywood, USA, December 2012.

 

[430] Ryoichi Miyazaki, Hiroshi Saruwatari, Kiyohiro Shikano, Kazunobu Kondo, ``Musical-noise-free
speech enhancement based on iterative Wiener filtering,'' Proc. the 12th IEEE International Symposium
on Signal Processing and Information Technology (ISSPIT2012), Ho Chi Minh City, Vietnam,
December 2012.

 

[431] Yusuke Iwao, Hiroshi Saruwatari, Noriyoshi Kamado, Kiyohiro Shikano, Kazunobu Kondo,
Yu Takahashi, ``Stereo music signal separation combining directional clustering and nonnegative
matrix factorization,'' Proc. the 12th IEEE International Symposium on Signal Processing and
Information Technology (ISSPIT2012), Ho Chi Minh City, Vietnam, December 2012.

 

[432] Miyuki Itoi, Ryoichi Miyazaki, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ``Blind speech
extraction for non-audible murmur speech with speaker's movement noise,'' Proc. the 12th IEEE
International Symposium on Signal Processing and Information Technology (ISSPIT2012),
Ho Chi Minh City, Vietnam, December 2012. 

 
 
 -- 2005
 
[1] Masaki Kohda, Ryohei Nakatsu, Kiyohiro Shikano, Speech Recognition
in the Question Answering System Operated by Conversational Speech,
IEEE International Conference on Acoustics, Speech, and Signal
Processing, pp.442-445, (1976-04)
 
[2] Kiyohiro Shikano, Masaki Kohda, A Linguistic Processor for Train
Seat Reservation in a Conversational Speech Recognition System,
International Conference on Pattern Recognition, pp.1039-1042,
(1978-10)
 
[3] Kiyohiro Shikano, Acoustic Processing in the Conversational Speech
Recognition System, IEEE International Conference on Acoustics,
Speech, and Signal Processing, pp.1164-1167, (1981-03)
 
[4] Noboru Sugamura, Kiyohiro Shikano, Sadaoki Furui, Isolated Word
Recognition Using Phoneme-Like Templates, IEEE International
Conference on Acoustics, Speech, and Signal Processing, pp.723-726,
(1983-04)
 
[5] Kiyoaki Aikawa, Masahide Sugiyama, Kiyohiro Shikano, Spoken Word
Recognition Based on Top-Down Phoneme Segmentation, IEEE International
Conference on Acoustics, Speech, and Signal Processing, pp.33-36,
(1985-03)
 
[6] Kiyohiro Shikano, Kai-Fu Lee, Raj Reddy, Speaker Adaptation
through Vector Quantization, IEEE International Conference on
Acoustics, Speech, and Signal Processing, pp.2643-2646, (1986-04)
 
[7] Kiyohiro Shikano, Improvement of Word Recognition Results by
Trigram Models, IEEE International Conference on Acoustics, Speech,
and Signal Processing, pp.1261-1264, (1987-04)
 
[8] Masanobu Abe, Shinichi Tamura, Kiyohiro Shikano, Hisao Kuwabara,
Voice Conversion through Vector Quantization, IEEE International
Conference on Acoustics, Speech, and Signal Processing, pp.655-658,
(1988-03)
 
[9] Alex Waibel, Kiyohiro Shikano, Toshiyuki Hanazawa, G. Hinton,
K.Lang, Phoneme Recognition: Neural Networks vs. Hidden Markov Models,
IEEE International Conference on Acoustics, Speech, and Signal
Processing, pp.107-110,(1988-04)
 
[10] Satoshi Nakamura, Kiyohiro Shikano, Spectrogram Normalization
Using Separate Vector Quantization, Seventh FASE Symposium,
pp31-38,(1988-08)
 
[11] Patrick Haffner, Hidefumi Sawai, Alex Waibel, Kiyohiro Shikano,
Fast Back-Propagation Learning Methods for Large Phonemic Neural
Networks, European Conference on Speech Communication and Technology,
pp.553-556,(1989-03)
 
[12] Kaichiro Hatazaki, Yosuhiro Komori, Takeshi Kawabata, Kiyohiro
Shikano, Phoneme Segmentation Using Spectrogram Reading Knowledge,
IEEE International Conference on Acoustics, Speech, and Signal
Processing, pp.393-396, (1989-05)
 
[13] Takeshi Kawabata, Kiyohiro Shikano, Island-Driven Continuous
Speech Recognizer Using Phoneme-Based HMM Word Spotting, IEEE
International Conference on Acoustics, Speech, and Signal Processing,
pp461-464, (1989-05)
 
[14] Masami Nakamura, Kiyohiro Shikano, English Word Category
Prediction Based on Neural Networks, IEEE International Conference on
Acoustics, Speech, and Signal Processing, pp.731-734, (1989-05)
 
[15] Satoshi Nakamura, Kiyohiro Shikano, Speaker Adaptation Applied to
HMM and Neural Networks, IEEE International Conference on Acoustics,
Speech, and Signal Processing, pp.89-92, (1989-05)
 
[16] Hidefumi Sawai, Alex Waibel, Masanori Miyatake, Kiyohiro Shikano,
Spotting Japanese CV-Syllables and Phonemes Using Time-Delay Neural
Networks, IEEE International Conference on Acoustics, Speech, and
Signal Processing, pp.25-28, (1989-05)
 
[17] Alex Waibel, Hidefumi Sawai, Kiyohiro Shikano, Consonant
Recognition by Modular Construction of Large Phonemic Time-Delay
Neural Networks, IEEE International Conference on Acoustics, Speech,
and Signal Processing, pp.112-115, (1989-05)
 
[18] Hidefumi Sawai, Alex Waibel, Patrick Haffner, Masanori Miyatake,
Kiyohiro Shikano, Parallelism, Hierarchy, Scaling in Time-Delay Neural
Networks for Spotting Japanese Phonemes/CV-Syllables, IEEE
International Joint Conference on Neural Networks, IEEE/INNS,
Washington D.C., (1989-06)
 
[19] Akira Kurematsu, Kazuya Takeda, Hisao Kuwabara, Kiyohiro Shikano,
ATR Japanese Speech Database as a Tool of Speech Recognition and
Synthesis, ESCA Workshop on Database and Assesment,(1989-09)
 
[20] Yasuhiro Komori, Kaichiro Hatazaki, Toshiyuki Tanaka, Takeshi
Kawabata, Kiyohiro Shikano, Phoneme Recognition Expert System Using
Spectrogram Reading Knowledge and Neural Networks, European Conference
on Speech Communication and Technology, pp.549-552, (1989-09)
 
[21] Hiroaki Hattori, Satoshi Nakamura, Kiyohiro Shikano,
Supplementation of HMM for Articulatory Variation in Speaker
Adaptation, IEEE International Conference on Acoustics, Speech, and
Signal Processing, pp.153-156, (1990-04)
 
[22] Satoshi Nakamura, Kiyohiro Shikano, A Comparative Study of
Spectral Mapping for Speaker Adaptation, IEEE International Conference
on Acoustics, Speech, and Signal Processing, pp.157-160, (1990-04)
 
[23] Masanobu Abe, Kiyohiro Shikano, Hisao Kuwabara, Cross-Language
Voice Conversion, IEEE International Conference on Acoustics, Speech,
and Signal Processing, pp.345-348, (1990-04)
 
[24] Toshiyuki Hanazawa, Kenji Kita, Satoshi Nakamura, Takeshi
Kawabata, Kiyohiro Shikano, ATR HMM-LR Continuous Speech Recognition
System, IEEE International Conference on Acoustics, Speech, and Signal
Processing, pp.53-56, (1990-04)
 
[25] Masanori Miyatake, Hidefumi Sawai, Yasuhiro Minami, Kiyohiro
Shikano, Integrated Training for Spotting Japanese Phonemes Using
Large Phonetic Time-Delay Neural Networks, IEEE International
Conference on Acoustics, Speech, and Signal Processing, pp.449-452,
(1990-04)
 
[26] Kiyohiro Shikano, Approaches to Continuous Speech Recognition
Using Time-Delay Neural Networks and Learning Vector Quantization,
Japan-Germany Information Technology Forum'90, (1990-05)
 
[27] Masanobu Abe, Kiyohiro Shikano, Hisao Kuwabara, Voice Conversion
for an Interpreting Telephone, ESCA Workshop on Speaker
Characteristics, pp.40-45, (1990-06)
 
[28] Masami Nakamura, Katsuteru Maruyama, Takeshi Kawabata, Kiyohiro
Shikano, Neural Network Approach to Word Category Prediction for
English Texts, COLING90, pp.213-218, (1990-08)
 
[29] Tsuyoshi Morimoto, Hitoshi Iida, Akira Kurematsu, Kiyohiro
Shikano, Teruaki Aizawa, Spoken Language Translation: Toward Realizing
an Automatic Telephone Interpretation System, Info Japan'90,
pp.553-560, (1990-10)
 
[30] Hiroaki Hattori, Satoshi Nakamura, Kiyohiro Shikano, Shigeki
Sagayama, Speaker Weighted Training of HMM Using Multiple Reference
Speakers, International Conference on Spoken Language Processing,
pp.149-152, (1990-11)
 
[31] Takeshi Kawabata, Toshiyuki Hanazawa, Katsunobu Itoh, Kiyohiro
Shikano, Japanese Phonetic Typewriter Using HMM Phone Units and
Syllable Trigrams, International Conference on Spoken Language
Processing, pp.717-720, (1990-11)
 
[32] Tsuyoshi Morimoto, Kiyohiro Shikano, Hitoshi Iida, Akira
Kurematsu, Integration of Speech Recognition and Language Processing
in Spoken Language Translation System (SL-TRANS), International
Conference on Spoken Language Processing, pp.921-924, (1990-11)
 
[33] Yasuhiro Minami, Toshiyuki Hanazawa, Hitoshi Iwamida, Eric
McDermott, Kiyohiro Shikano, Shigeru Katagiri, Masao Nakagawa, On the
Robustness of HMM and ANN Speech Recognition Algorithms, International
Conference on Spoken Language Processing, pp.1345-1348, (1990-11)
 
[34] Tomokazu Yamada, Toshiyuki Hanazawa, Takeshi Kawabata, Shoichi
Matsunaga, Kiyohiro Shikano, Phonetic Typewriter Based on Phoneme
Source Modeling, IEEE International Conference on Acoustics, Speech,
and Signal Processing, pp.169-172, (1991-05)
 
[35] Tatsuo Matsuoka, Kiyohiro Shikano, Robust HMM Phoneme Modeling
for Different Speaking Styles, IEEE International Conference on
Acoustics, Speech, and Signal Processing, pp.265-268, (1991-05)
 
[36] Kiyohiro Shikano, Satoshi Nakamura, Masanobu Abe, Speaker
Adaptation and Voice Conversion by Codebook Mapping, IEEE
International Symposium on Circuits and Systems, pp.594-597, (1991-06)
 
[37] Fikret S. Gurgen, Kiyoaki Aikawa, Kiyohiro Shikano, Phoneme
Recognition with Neural Networks Using a Novel Fuzzy Training
Algorithm, Proceedings of International Joint Conference on Neural
Networks, pp.572-577, (1991-11)
 
[38] Sho-ichi Matsunaga, Tomokazu Yamada, Kiyohiro Shikano, Language
Model Adaptation for Continuous Speech Recognition, Proceedings of
IEEE Speech Recognition Workshop, pp.80-81, (1991-12)
 
[39] Sadaoki Furui, Kiyohiro Shikano, Sho-ichi Matsunaga, Tatsuo
Matsuoka, Satoshi Takahashi, Tomokazu Yamada, Recent Topics in Speech
Recognition Research at NTT Laboratories, Proceedings of Fifth DARPA
Workshop on Speech & Natural Language, pp.162-167, (1992-02)
 
[40] Tomokazu Yamada, Shouichi Matsunaga, Kiyohiro Shikano, Japanese
Dictation System Using Character Source Modeling, IEEE International
Conference on Acoustics, Speech, and Signal Processing, pp.I-37-40,
(1992-03)
 
[41] Shoichi Matsunaga, Tomokazu Yamada, Kiyohiro Shikano, Task
Adaptation in Stochastic Language Models for Continuous Speech
Recognition, IEEE International Conference on Acoustics, Speech, and
Signal Processing, pp.I-165-168, (1992-03)
 
[42] Satoshi Takahashi, Tatsuo Matsuoka, Kiyohiro Shikano, Phonemic
HMM Constrained by Statistical VQ-Code Transition, IEEE International
Conference on Acoustics, Speech, and Signal Processing, pp.I-553-556,
(1992-03)
 
[43] Fikret Gurgen, Kiyoaki Aikawa, Kiyohiro Shikano, On the Training
Strategies of Neural Networks for Speech Recognition, International
Joint Conference on Neural Networks, (1992-06)
 
[44] Kiyohiro Shikano, Integration of Speech Recognition and Natural
Language Understanding for Spoken Language System, Proceedings of
Voice Systems Worldwide'92 JAPAN, pp.81-83, (1992-07)
 
[45] A.Nagai, K.Kita, T.Hanazawa, T.Suzuki, T.Iwasaki, T.Kawabata,
K.Nakajima, K.Shikano, T.Morimoto, S.Sagayama, A.Kurematsu, Hardware
Implementation of Realtime 1000-Word HMM-LR Continuous Speech
Recognition, International Conference on Spoken Language Processing,
pp.237-240, (1992-10)
 
[46] Tatsuo Matsuoka, Kiyohiro Shikano, Speaker Adaptation by
Modifying Mixture Coefficients of Speaker-Independent Mixture Gaussian
HMMs, International Conference on Spoken Language Processing,
pp373-376, (1992-10)
 
[47] S.Matsunaga, T.Tsuboi, T.Yamada, K.Shikano, Continuous Speech
Recognition for Medical Diagnoses Using a Chatacter Trigram Model,
International Conference on Spoken Language Processing, pp.727-730,
(1992-10)
 
[48] Y.Minami, T.Matsuoka, K.Shikano, Phoneme HMM Evaluation Algorithm
without Phoneme Labeling, International Conference on Spoken Language
Processing, pp.1535-1538, (1992-10)
 
[49] Y.Minami, K.Shikano, T.Yamada, T.Matsuoka, Very Large Vocabulary
Continuous Speech Recognition for Telephone Directory Assistance, 1st
IEEE Workshop on Interactive Voice technology for Telecommunications
Applications, VII.1, (1992-10)
 
[50] S.Takahashi, T.Matsuoka, Y.Minami, K.Shikano, Phoneme HMMs
Constrained by Frame Correlations, IEEE International Conference on
Acoustics, Speech, and Signal Processing, pp.II-219-222, (1993-04)
 
[51] F.Martin, K.Shikano, Y.Minami, Recognition of Noisy Speech by
Composition of Hidden Markov Models, EuroSpeech'93, 33.3, pp. 1031-
1034, (1993-09)
 
[52] Y.Minami, K.Shikano, T.Yamada, T.Matsuoka, Very Large Vocabulary
Continuous Speech Recognition for Telephone Directory Assistance,
EuroSpeech'93, 67.5, pp.2129 -2132, (1993-09)
 
[53] S.Matsunaga, T.Yamada, K.Shikano, Dictation System Using
Inductively Auto-Generated Syntax, EuroSpeech'93, 68.1, pp.2135-2138,
(1993-09)
 
[54] Y.Minami, K.Shikano, S.Takahashi, T.Yamada, O.Yoshioka, Large
Vocabulary Continuous Speech Recognition System for Telephone
Directory Assistance, International Symposium on Spoken Dialogue, pp.
169-172, (1993-11)
 
[55] K.Shikano, Y.Minami, S.Takahashi, T.Yamada, Large-Vocabulary
Continuous Speech Recognition Algorithm for Telephone Directory
Assistance, IEEE Workshop on Automatic Speech Recognition, pp. 14-15,
(1993-12)
 
[56] Y.Minami, K.Shikano, O.Yoshioka, S.Takahashi, T.Yamada, S.Furui,
A Large-Vocabulary Continuous Speech Recognition Algorithm and its
Application to a Multi-modal Telephone Directory Assistance System,
ARPA Workshop on Human Language Technology, pp.362-367, (1994-03)
 
[57] Y.Minami, K.Shikano, S.Takahashi, T.Yamada, Search Algorithm that
Merges Candidates in Meaning Level for Very Large Vocabulary
Spontaneous Speech Recognition, IEEE International Conference on
Acoustics, Speech, and Signal Processing, pp.II-141-144, (1994-04)
 
[58] S.Takahashi, Y.Minami, K.Shikano, An HMM Duration Control Algorithm 
with a Low Computation Cost, International Conference on Spoken Language 
Processing, pp.267-270, (1994-09)
 
[59] O.Yoshioka, Y.Minami, K.Shikano, A Multi-Modal dialogue System for 
Telephone Directory assistance, International Conference on Spoken 
Language Processing, pp.887-890, (1994-09)
 
[60] S.Nakamura, T.Takiguchi, K.Shikano, "Noise and Room Acoustics
Distorted Speech Recognition by HMM Composition", IEEE International
Conference on Acoustics, Speech, & Signal Processing(ICASSP'96),
pp.I-69-72, (1996-05)
 
[61] T.Yonezaki, K.Shikano,"Entropy Coded Vector Quantization with
Hidden Markov Models", International Conference on Spoken Language
Processing(ICSLP96), pp.310-313, (1996-10)
 
[62] T.Yamada, S.Nakamura, K.Shikano,"Robust Speech Recognition with
Speaker Localization by a Microphone Array", International Conference
on Spoken Language Processing(ICSLP96), pp.1317-1320, (1996-10)
 
[63] Satoshi NAKAMURA, Takeshi YAMADA, Tetuya TAKIGUCHI, Kiyohiro
SHIKANO, "Hands-free Speech Recognition by a microphone array and HMM
composition", Third Joint Meeting of ASA & ASJ,(1996-12)
 
[64] Tetsuya TAKIGUCHI, Satoshi NAKAMURA, Kiyohiro SHIKANO, "Model
Adaptation based on HMM decomposition for Reverberant
SpeechRecognition", ICASSP97, pp.II-827-830, 1997-4
 
[65] Tetsuya TAKIGUCHI, Satoshi NAKAMURA, Kiyohiro SHIKANO,
"Adaptation of Model Parameters by HMM Decomposition in Noisy
Reverberant Environments", ESCA-NATO Workshop, pp.155-158. 1997-4
 
[66] Takeshi YAMADA, Satoshi NAKAMURA, Kiyohiro SHIKANO, "Speech
Recognition of a Moving Talker Based on 3-D Viterbi Search Using a
Microphone Array", IJCAI Workshop on Computational Auditory Scene
Analysis, pp.113-116, 1997-8
 
[67] Hideki Banno, Shouji Kajita, Kazuya Takeda, Kiyohiro Shikano,
Fumitada Itakura, "Speech Morphing by Progressive Interpolation of
Spectra", ICSP'97 (International Conference on Speech Processing),
pp.149-152, 1997-8
 
[68] Satoshi NAKAMURA, Kiyohiro SHIKANO, "Room Acoustics and
Reverberation: Impact on Hands-Free Recognition", Invited Paper for
EUROSPEECH97, pp.2419-2422, 1997-9
 
[69] Satoshi NAKAMURA, Ron NAGAI, Kiyohiro SHIKANO, "Improved Bimodal
Speech Recognition using Tied-mixture HMMs and 5000 Word audio-visual
Syncronous Database",EUROSPEECH97, pp.1623-1626, 1997-9
 
[70] Masaaki INOUE, Takeshi YAMADA, Satoshi NAKAMURA, Kiyohiro
SHIKANO, " Microphone Array Design Measures for Hands-Free Speech
Recognition", EUROSPEECH97, pp.331-334 ,1997-9
 
[71] Makoto Shouzakai, Satoshi Nakamura, Kiyohiro Shikano, "A
Non-Iterative Model-Adaptive E-CMN/PMC Approach for Speech Recognition
in Car Environments", EUROSPEECH97, pp.287-290, 1997-9
 
[72] Alexander Girardi, Harald Singer, Kiyohiro Shikano, Satoshi
Nakamura, "Maximum Likelihood Successive State Splitting Algorithm for
Tied-Mixture HMNET", EUROSPEECH97, pp.119-122, 1997-9
 
[73] Eli YAMAMOTO, Satoshi NAKAMURA, Kiyohiro SHIKANO, "Speech to Lip
Synthesis by HMM", Proc. Audio Visual Signal Processing, pp.137-140,
1997-9
 
[74] Jinlin LU, Satoshi NAKAMURA, Kiyohiro SHIKANO, "Prosodical Analysis of
Esophageal Speech ", WESTPRA VI97, pp.191-196, 1997-11
 
[75] Makoto Shouzakai, Satoshi Nakamura, Kiyohiro Shikano, "A Speech
Enhancement Approach E-CMN/CSS for Speech Recognition in Car
Environments", Proc. IEEE ASRU97 Workshop, pp.-, 1997-12
 
[76] Eli YAMAMOTO, Satoshi NAKAMURA, Kiyohiro SHIKANO, "Lip Movement
Synthesis from Speech Based on Hidden Markov Models", Proc.IEEE
International Conference on Automatic Face and Gesture Recognition,
Nara,pp.154-159, 1998-4
 
[77] Takeshi YAMADA, Satoshi NAKAMURA, and Kiyohiro SHIKANO,
"Hands-free Speech Recognition Based on 3-D Viterbi Search Using a
Microphone Array", Proc. ICASSP'98, pp.245-248, 1998-05
 
[78] Makoto SHOZAKAI, Satoshi NAKAMURA, and Kiyohiro SHIKANO, "Robust
Speech Recognition in Car Environments", Proc. ICASSP'98, pp.269-272,
1998-05
 
[79] Hideki Banno, Jinlin Lu, Satoshi Nakamura, Kiyohiro Shikano,
Hideki Kawahara, "Efficient Representation of Short-time Phase Based
on Group Delay" Proc. ICASSP'98, pp.861-864, 1998-05
 
[80] K.Itou, K.Takeda, T.Takezawa, T.Matsuoka, K.Shikano, T.Kobayashi,
S.Itahashi, M.Yamamoto, "Design and Development of Japanese Speech
Corpus for Large Vocabulary Continuous Speech Recognition Assessment",
Proc. First International Workshop on East-Asian Language Resource and
Evaluation(EALREW), --Oriental COCOSDA Workshop'98--, pp.98-103,
(1998-05)
 
[81] T.Kawahara, A.Lee, T.Kobayashi, K.Takeda, N.Minematsu, K.Itou,
A.Ito, M.Yamamoto,A.Yamada, T.Utsuro, K.Shikano, "Common Platform of
Japanese Large Vocabulary Continuous Speech Recognizer Assessment --
Proposal and Initial Results --, Proc. First International Workshop on
East-Asian Language Resource and Evaluation(EALREW), --Oriental
COCOSDA Workshop'98--, pp.117-122, (1998-05)
 
[82] Shiro Ise, Kiyohiro Shikano,"The superposition principle with
regard to the multi-channel adaptive filter", Proc. InterNoise98,
pp. - , (1998-10)
 
[83] Tetsuya Takiguchi, Satoshi Nakamura, and Kiyohiro Shikano,
M.Morishima, T.Isobe, "Evaluation of Model Adaptation by HMM
Decomposition on Telephone Speech Recognition", Proc. ICSLP'98, Vol.4,
pp.1507--1510, (1998-12)
 
[84] Eli Yamamoto, Satoshi Nakamura, and Kiyohiro Shikano,
"Speech-to-Lip Movement Synthesis based on EM Algorithm using
Audio-Visual HMMs", Proc. ICSLP'98, Vol.4, pp.1275--1278, (1998-12)
 
[85] Norimichi Yodo, Kiyohiro Shikano and Satoshi Nakamura,
"Compression Algorithm of Trigram Language Models based on Maximum
Likelihood Estimation", Proc. Internat. Conf. on Spoken Language
Process., pp.1683-1686 , (1998-12)
 
[86] Takeshi Yamada, Satoshi Nakamura, Kiyohiro Shikano, "An Effect of
Adaptive Beamforming on Hands-free Speech Recognition Based on 3-D
Viterbi Search", Proc. Internat. Conf. on Spoken Language Process.,
pp. 381-384, (1998-12)
 
[87] K.Itou, K.Takeda, T.Takezawa, T.Matsuoka, K.Shikano, T.Kobayashi,
M.Yamamoto, S.Itahashi, "The Design of the Newspaper-Based Japanese
Large Vocabulary Continuous Speech Recognition Corpus",
Proc. Internat. Conf. on Spoken Language Process., pp.3261-3264,
(1998-12)
 
[88] T.Kawahara, T.Kobayashi, K.Takeda, N.Minematsu, K.Itou,
M.Yamamoto, A.Yamada, T.Utsuro, K.Shikano, "Sharable Software
Repository for Japanese Large Vocabulary Continuous Speech
Recognition", Proc. Internat. Conf. on Spoken Language Process.,
pp.3257-3260, (1998-12)
 
[89] A.Girardi,K.Shikano, S.Nakamura, "Creating speaker independent
HMM models for restricted database using STRAIGHT-TEMPO morphing",
Proc. Internat. Conf. on Spoken Language Process., (1998-12)
 
[90] Eli Yamamoto, Satoshi Nakamura, and Kiyohiro Shikano, "Subjective
evaluation for HMM-based sppech-to-lip movement synthesis",
Proc. AVSP'98, 225--230, (1998-12)
 
[91] Eli Yamamoto, Satoshi Nakamura, and Kiyohiro Shikano, "
Speech-to-Lip Movement Synthesis Maximizing Audio-Visual Joint
Probability Based on EM Algorithm", 1998 Workshop on Multimedia Signal
Processing , (1998-12)
 
[92] Jinlin Lu, Satoshi Nakamura, and Kiyohiro Shikano, "Spectral
Analysis of Esophageal Speech ", Joint meeting of 137th ASA and 2nd
EAA, 5aSCa7, 427,(1999-03).
 
[93] K.Shikano, T.Kawahara, K.Itou, K.Takeda,"Volunteer-Based IPA
Japanese Dictation Free Software Project", Oriental COCOSDA'99, Second
International Workshop on East-asian Language Resources and
Evaluation, pp.Inv-24-27 (Invited), (1999-05)
 
[94] Satoshi Nakamura, Takeshi Yamada, Kiyohiro Shikano, "Recognition
of Distant Talking Speech based on 3-D Trellis Search using a
Microphone Array and Adaptive Beamforming", IEEE Workshop on Robust
Methods for Speech Recognition in Adverse Conditions, Robust99,
pp.219-222, May, 1999
 
[95] T.Kawahara, T.Kobayashi, K.Takeda, N.Minematsu, K.Itou,
M.Yamamoto, A.Yamada, T.Utsuro, and K.Shikano, Japanese dictation
toolkit -- free software repository for speech recognition --, ESCA
Workshop on Interactive Dialogue in Multi-Modal Systems, p. 161,
1999-06
 
[96] Panikos Heracleous, Takeshi Yamada, Satoshi Nakamura, Kiyohiro
Shikano, "Simultaneous Recognition of Multiple Sound Sources based on
3-D N-best Search Using a Microphone Array", Proc. Eurospeech99,
Sep. 1999
 
[97] T.Kawahara, T.Kobayashi, K.Takeda, N.Minematsu, K.Itou,
M.Yamamoto, A.Yamada, T.Utsuro, and K.Shikano, "Japanese dictation
toolkit -- plug-and-play framework for speech recognition R&D --",
Proc. IEEE workshop on Automatic Speech Recognition and Understanding,
Dec. 1999
 
[98] Hideo Nagamatsu, Shiro Ise and Kiyohiro Shikano, "Numerical study
of active noise barrier based on the boundary surface control
principle", Proc, Active'99,pp585--594,Dec. 1999
 
[99] Atsunobu Kaminuma, Shiro Ise and Kiyohiro Shikano, "A method of
designing inverse system for multi-channel sound reproduction-system
using least-norm-solution", Proc, Active'99,pp863--874,Dec. 1999
 
[100] Akira Nakayama, Jinlin Lu, Satoshi Nakamura, Kiyohiro Shikano, "Robust
digital watermarks for audio signal.", Second International Conf. on
Information, Communications and Signal Processing(ICICS'99), Dec. 1999
 
[101] K.Itou, K.Shikano, T.Kawahara, K.Takeda, A.Yamada, A.Itou,
T.Utsuro, T.Kobayashi, N.Minematsu, M.Yamamoto, S.Sagayama, A.Lee,
``IPA Japanese Dictation Free Software Project'', Proceedings of International
Conference on Language Resources and Evaluation, pp.1343-1349, May, 2000
 
[102] T. Nishiura, T. Yamada, S. Nakamura, K. Shikano, ``LOCALIZATION
OF MULTIPLE SOUND SOURCES BASED ON A CSP ANALYSIS WITH A MICROPHONE
ARRAY'', Proceedings of IEEE International Conference on Acoustics,
Speech, and Signal Processing, SP-L4-6, pp.1053-1056, June, 2000
 
[103] A.Lee, T. Kawahara, K. Takeda, K. Shikano, ``A NEW PHONETIC
TIED-MIXTURE MODEL FOR EFFICIENT DECODING'', Proceedings of IEEE
International Conference on Acoustics, Speech, and Signal Processing,
SP-P1-8, pp.1269-1272, June, 2000
 
[104] T. Takiguchi, S. Nakamura, K. Shikano, ``SPEECH RECOGNITION FOR
A DISTANT MOVING SPEAKER BASED ON HMM COMPOSITION AND SEPARATION'',
Proceedings of IEEE International Conference on Acoustics, Speech, and
Signal Processing, SP-P4-2, pp.1403-1406, June, 2000
 
[105] Kiyotsugu Kakihara, Satoshi Nakamura, Kiyohiro Shikano,
``Speech-To-Face Movement Synthesis Based on HMMs'', Proceedings of
IEEE International Conference on Multimedia and Expo, July-August,
2000
 
[106] Hideo Nagamatsu, Shiro Ise, Kiyohiro Shikano, ``Optimum
Arrangement of Secondary Sources and Error Sensors for Active Noise
Barrier'', Proceedings of InterNoise2000, August, 2000
 
[107] Atsunobu KAMINUMA, Shiro ISE and Kiyohiro SHIKANO, ``ROBUST
SOUND-REPRODUCTION-SYSTEM DESIGN AGAINST THE HEAD MOVEMEN'', WESTPRAC
VII (West Pacific Regional Acoustics Conference), pp.489-492, 2000-10
 
[108] Yosuke TATEKURA, Atsunobu KAMINUMA and Kiyohiro SHIKANO, ``AN
ITERATIVE INVERSE FILTER DESIGN FOR THE MULTI-CHANNEL SOUND FIELD
REPRODUCTION SYSTEM'', WESTPRAC VII (West Pasific Regional Acoustics
Conference), pp.493-496, 2000-10
 
[109] Takanobu NISHIURA, Satoshi NAKAMURA and Kiyohiro SHIKANO,
``MULTIPLE BEAMFORMING WITH CSP-BASED SOURCE LOCALIZATION'', WESTPRAC
VII (West Pacific Regional Acoustics Conference), pp.101-104, 2000-10
 
[110] Miichi YAMADA, Katsumi NISHITANI, Satoshi NAKAMURA and Kiyohiro
SHIKANO, ``LARGE VOCABULARY CONTINUOUS SPEECH RECOGNITION PERFORMANCE
IN CAR ENVIRONMENTS FOR VARIOUS PHONEME MODELS'', WESTPRAC VII (West
Pacific Regional Acoustics Conference), pp.133-136, 2000-10
 
[111] Tomoki TODA, Jinlin LU, Satoshi NAKAMURA and Kiyohiro SHIKANO,
``VOICE CONVERSION ALGORITHM BASED ON GAUSSIAN MIXTURE MODEL APPLIED
TO STRAIGHT'', WESTPRAC VII (West Pacific Regional Acoustics
Conference), pp.169-172, 2000-10
 
[112] Atake,Y.;Irino,T.;Kawahara,H.;Lu,J.;Nakamura,S.;Shikano,K.,
``ROBUST FUNDAMENTAL FREQUENCY ESTIMATION USING INSTANTANEOUS
FREQUENCIES OF HARMONIC COMPONENTS'', International Conference on
Spoken Language Processing, PB(2)-26, pp.II-907-910, October, 2000
 
[113] Nakamura,S.;Ito,H.;Shikano,K., ``STREAM WEIGHT OPTIMIZATION OF
SPEECH AND LIP IMAGE SEQUENCE FOR AUDIO-VISUAL SPEECH RECOGNITION '',
International Conference on Spoken Language Processing, SS(04)-06,
pp.III-20-24, October, 2000
 
[114] Saruwatari,H.;Kurita,S.;Takeda,K;Itakura,F.;Shikano,K., ``BLIND
SOURCE SEPARATION BASED ON SUBBAND ICA AND BEAMFORMING'',
International Conference on Spoken Language Processing, Ob(10)-J2-05,
pp.III-94-97, October, 2000
 
[115] Toda,T.;Lu,J.;Saruwatari,H.;Shikano,K., ``STRAIGHT-BASED VOICE
CONVERSION ALGORITHM BASED ON GAUSSIAN MIXTURE MODEL'', International
Conference on Spoken Language Processing, PAe(09,10)-K-05,
pp.III-279-282, October, 2000
 
[116] Hirai,T.;Tenpaku,S.;Shikano,K., ``MANIPULATING SPEECH PITCH
PERIODS ACCORDING TO OPTIMAL INSERTION/DELETION POSITION IN RESIDUAL
SIGNAL FOR INTONATION CONTROL IN SPEECH SYNTHESIS'', International
Conference on Spoken Language Processing, PAe(09,10)-K-18,
pp.III-330-333, October, 2000
 
[117] Zolfaghari,P.;Atake,Y.;Shikano,K.;Kawahara,H., ``INVESTIGATION
OF ANALYSIS AND SYNTHESIS PARAMETERS OF STRAIGHT BY SUBJECTIVE
EVALUATION'', International Conference on Spoken Language Processing,
Ob(12)-F2-07, PP.III-498-501, October, 2000
 
[118] Kawahara,T.;Lee,A.;Kobayashi,T.;Takeda,K.;Minematsu,N.;Sagayama,S.;
Itou,A.; Ito,K.;Yamamoto,M.;Yamada,A.;Utsuro,T.;Shikano,K.  ``FREE
SOFTWARE TOOLKIT FOR JAPANESE LAREGE VOCABULARY CONTINUOUS SPEECH
RECOGNITION'', International Conference on Spoken Language Processing,
Ob(16)-V-07, pp.IV-476-479, October, 2000
 
[119] Hidekazu Kamiyanagida, Hiroshi Saruwatari, Kazuya Takeda, Fumitada
Itakura, Kiyohiro Shikano, ''Direction of arrival estimation using
nonlinear microphone array based on complementary beamforming'', IEEE
International Workshop on Hands-Free Speech Communication (HSC2001),
April 2001
 
[120] Toshiya Kawamura, Hiroshi Saruwatari, Kiyohiro Shikano, ''
Fast-convergence algorithm for ICA-based blind source separation
utilizing array signal processing'', IEEE International Workshop on
Hands-Free Speech Communication (HSC2001), April 2001
 
[121] Panikos Heracleous, Satoshi Nakamura, Kiyohiro Shikano, ''Multiple
sound sources recognition by a microphone array-based 3-D N-best
search with likelihood normalization'', IEEE International Workshop on
Hands-Free Speech Communication (HSC2001), April 2001
 
[122] Takanobu Nishiura, kazuhiro Miki, Satoshi Nakamura, Kiyohiro Shikano, ''
Complimentary combination of microphone array and HMM composition for
noisy speech recognition'', IEEE International Workshop on Hands-Free
Speech Communication (HSC2001), April 2001
 
[123] Kenichi Kumatani,Satoshi Nakamura, Kiyohiro Shikano, ''An adaptive
integration method based on product HMM for bi-modal speech
recognition'', IEEE International Workshop on Hands-Free Speech
Communication (HSC2001), April 2001
 
[124] Takanobu Nishiura, Satoshi Nakamura, and Kiyohiro Shikano, ''Robust
Speech Recognition by Multiple Beamforming with Reflection Signal
Equalization'', IEEE International Workshop on Hands-Free Speech
Communication (HSC2001), April 2001
 
[125] Shinichi Yoshizawa, Akira Baba, Kanako Matsunami, Yuichiro Mera,
Miichi Yamada, Kiyohiro Shikano, ''Unsupervised Speaker Adaptation
Based on Sufficient HMM Statistics of Selected Speakers'',
Proceedings of IEEE International Conference on Acoustics, Speech and
Signal Processing (ICASSP2001), SPEECH-P3, pp.341-344, May 2001
 
[126] Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano, ''Voice Conversion
Algorithm Based on Gaussian Mixture Model with Dynamic Frequency
Warping of STRAIGHT Spectrum'', Proceedings of IEEE International
Conference on Acoustics, Speech and Signal Processing (ICASSP2001),
SEECH-P8, pp.841-844, May 2001
 
[127] Akinobu Lee, Tatsuya Kawahara, Kiyohiro Shikano, ''Gaussian Mixture
Selection Using Context-Independent HMM'', Proceedings of IEEE
International Conference on Acoustics, Speech and Signal Processing
(ICASSP2001), SPEECH-9, pp.69-72, May 2001
 
[128] Takanobu Nishiura, Satoshi Nakamura, Kiyohiro Shikano, ''Speech
Enhancement by Multiple Beamforming with Reflection Signal
Equalization'', Proceedings of IEEE International Conference on
Acoustics, Speech and Signal Processing (ICASSP2001), SPEECH-L11,
pp.189-192, May 2001
 
[129] Panikos Heracleous, Satoshi Nakamura, Kiyohiro Shikano, ''A Microphone
Array-Based 3-D N-Best Search Algorithm for the Simultaneous
Recognition of Multiple Sound Sources in Real Environments'',
Proceedings of IEEE International Conference on Acoustics, Speech and
Signal Processing (ICASSP2001), SPEECH-L11, pp.193-196, May 2001
 
[130] H. Saruwatari, T. Kawamura, and K. Shikano, ``Fast-Convergence
Algorithm for ICA-Based Blind Source Separation Using Array Signal
Processing," Proc. of 11th IEEE Workshop on Statistical Signal
Processing (SSP2001), pp.464-467, Aug. 2001.
 
[131] T.Toda, H.Saruwatari, K.Shikano, ''High Quality Voice Conversion Based
on Gaussian Mixture Model with Dynamic Frequency Warping'',
Proceedings of 7th European Conference on Speech Communication and
Technology, pp.349-352, September 2001
 
[132] M.Mashimo, T.Toda, K.Shikano, N.Campbell, ''Evaluation of
Cross-Language Voice Conversion Based on GMM and STRAIGHT'',
Proceedings of 7th European Conference on Speech Communication and
Technology, pp.361-364, September 2001
 
[133] M.Yamada, A.Baba, S.Yoshizawa, Y.Mera, A.Lee, H.Saruwatari, K.Shikano,
''Unsupervised Noisy Environment Adaptation Algorithm Using MLLR and
Speaker Selection'' Proceedings of 7th European Conference on Speech
Communication and Technology, pp.869-872, September 2001
 
[134] S.Yoshizawa, A.Baba, K.Matsunami, Y.Mera, M.Yamada, A.Lee, K.Shikano, ''
Evaluation on Unsupervised Speaker Adaptation Based on Sufficient HMM
Statistics of Selected Speakers'', Proceedings of 7th European
Conference on Speech Communication and Technology, pp.1219-1222,
September 2001
 
[135] A.Baba, S.Yoshizawa, M.Yamada, A.Lee, K.Shikano, ''Elderly Acoustic
Model for Large Vocabulary Continuous Speech Recognition'',
Proceedings of 7th European Conference on Speech Communication and
Technology, pp.1657-1660, September 2001
 
[136] A.Lee, T.Kawahara, K.Shikano, ''Julius --- An Open Source Real-Time
Large Vocabulary Recognition Engine'', Proceedings of 7th European
Conference on Speech Communication and Technology, pp.1691-1694,
September 2001
 
[137] R.Nishimura, K.Komatsu, Y.Kuroda, K.Nagatomo, A.Lee, H.Saruwatari,
K.Shikano, ''Automatic N-gram Language Model Creation from Web
Resources'', Proceedings of 7th European Conference on Speech
Communication and Technology, pp.2127-2130, September 2001
 
[138] H.Saruwatari, T.Kawamura, K.Shikano, ''Blind Source Separation for
Speech Based on Fast-convergence Algorithm with ICA and Beamforming'',
Proceedings of 7th European Conference on Speech Communication and
Technology, pp.2603-2606, September 2001
 
[139] T.Nishiura, S.Nakamura, K.Shikano, ''Statistical Sound Source
Identification in a Real Acoustic Environment for Robust Speech
Recognition Using a Microphone Array'', Proceedings of 7th European
Conference on Speech Communication and Technology, pp.2611-2614,
September 2001
 
[140] Y.Tatekura, H.Saruwatari, K.Shikano, ''Compensation of Temperature
Fluctuation in Inverse System of Sound Field Reproduction By Linear
Warping Processing'', Proceedings of 17th International Congress on
Acoustics (ICA2001), 3P.05, September 2001
 
[141] H. Saruwatari, T. Kawamura, and K. Shikano ``Blind Source Separation
Based on Fast-Convergence Algorithm Using ICA and Beamforming,"
Proc. of 2001 IEEE/EURASIP International Workshop on Acoustic Echo and
Noise Control (IWAENC2001), pp.119-122, Sept. 2001
 
[142] H. Saruwatari, T. Kawamura, and K. Shikano ``Blind Source
Separation Based on Fast-Convergence Algorithm Using ICA and Array
Signal Processing," Proc. of 3rd International Conference on
INDEPENDENT COMPONENT ANALYSIS and BLIND SIGNAL SEPARATION (ICA2001),
pp.412-417, Dec. 2001.
 
 [143] T. Nishikawa, H. Saruwatari, and K. Shikano, ``Blind Source
Separation Based on Multi-Stage ICA Using Frequency-Domain ICA and
Time-Domain ICA," The International Conference on Fundamentals of
Electronics, Communications and Computer Sciences (ICFS2002), March
2002.
 
[144] Takanobu Nishiura, Satoshi Nakamura, Kiyohiro Shikano, "Talker
localization in a Real Acoustic Environment based on DOA Estimation
and Statistical Sound Source Identification", Proceedings of IEEE
International Conference on Acoustics, Speech and Signal
Processing(ICASSP2002), pp.2892-2895, May 2002.
 
[145] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, "Blind
Source Separation Based on Multi-Stage ICA Combining Frequency-Domain
ICA and Time-Domain ICA", Proceedings of IEEE International Conference
on Acoustics, Speech and Signal Processing(ICASSP2002), pp.2938-2941,
May 2002
 
[146] Tomoki Toda, Hisashi Kawai, Minoru Tsuzaki, Kiyohiro Shikano,
"UNIT SELECTION ALGORITHM FOR JAPANESE SPEECH SYNTHESIS BASED ON BOTH
PHONEME UNIT AND DIPHONE UNIT", Proceedings of IEEE International
Conference on Acoustics, Speech and Signal Processing(ICASSP2002),
pp.3088-3091, May 2002.
 
[147] Akinobu LEE, Tatsuya KAWAHARA, Kazuya TAKEDA, Masato MIMURA,
Atsushi YAMADA, Akinori ITO, Katsunobu ITOU, Kiyohiro SHIKANO,
"Continuous Speech Recognition Consortium --- an Open Repository for
CSR Tools and Models ---", Proceedings of International Conference on
Language Resources and Evaluation (LREC2002), pp.1438-1441, May 2002.
 
[148] Hiromichi Kawanami, Tsuyoshi Masuda, Tomoki Toda, Kiyohiro
Shikano, "Designing speech database with prosodic variety for
expressive TTS system", Proceedings of International Conference on
Language Resources and Evaluation (LREC2002), pp.2039-2042, May 2002.
 
[149] Yosuke TATEKURA, Hiroshi SARUWATARI, Kiyohiro SHIKANO, "Sound
reproduction system with adaptive compensation of temperature
fluctuation effect", 14th International Conference on Digital
Signal Processing (DSP 2002), pp.989-992, July 2002.
 
[150] Takanobu Nishiura,　Masaya Nakamura,　Akinobu Lee,　Hiroshi
Saruwatari,　Kiyohiro Shikano, "Talker Tracking Display On Autonomous
Mobile Robot With A Moving Microphone Array", Proceedings of the
Eighth International Conference on Auditory Display (ICAD2002),
July 2002
 
[151] Hiroshi Saruwatari, Toshiya Kawamura, Katsuyuki Sawai, Kiyohiro
Shikano, Atsunobu Kaminuma, and Masao Sakata, "Evaluation of
Fast-Convergence Algorithm for Blind Source Separation of Real
Convolutive Mixture", Proc. of 6th International Conference on Signal
Processing (ICSP'02), August 2002.
 
[152] Yosuke Tatekura, Hiroshi Saruwatari, and Kiyohiro Shikano, "A
broad-band signal control in sound reproduction system by temperature
compensation of room impulse responses", Proc. of 6th International
Conference on Signal Processing (ICSP'02), August 2002.
 
[153] Hiroshi Saruwatari, Tsuyoki Nishikawa, Kiyohiro Shikano, "Blind
Source Separation of Acoustic Signals Based on Multistage Independent
Component Analysis," Proceedings of Summer Meeting of Acoustical
Society of Korea, pp.9-14, August 2002.
 
[154] Yosuke TATEKURA, Hiroshi SARUWATARI, Kiyohiro SHIKANO, "Adaptive
Compensation of Temperature Fluctuation Effect in Sound Reproduction
System," XI Europian Signal Processing Conference (EUSIPCO-2002),
pp.499-502, Sep 2002.
 
[155] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano,
"Comparison of Time-Domain ICA, Frequency-Domain ICA and Multistage
ICA for Blind Source Separation," XI European Signal Processing
Conference (EUSIPCO2002), vol.II, pp.15-18, September 2002.
 
[156] Takanobu Nishiura, Satoshi Nakamura, Yuka Okada, Takeshi Yamada,
Kiyohiro Shikano "SUITABLE DESIGN OF ADAPTIVE BEAMFORMER BASED ON
AVERAGE SPEECH SPECTRUM FOR NOISY SPEECH RECOGNITION", Proceedings of
7th International Conference on Spoken Language Processing
(ICSLP2002), pp.1789-1792, September 2002.
 
[157] Mikiko Mashimo, Tomoki Toda, Hiromichi Kawanami, Hideki Kashioka,
Kiyohiro Shikano, Nick Campbell, "EVALUATION OF CROSS-LANGUAGE VOICE
CONVERSION USING BILINGUAL AND NON-BILINGUAL DATABASES", Proceedings
of 7th International Conference on Spoken Language Processing
(ICSLP2002), pp.293-296, September 2002.
 
[158] Toshio Hirai, Seiichi Tenpaku, Kiyohiro Shikano, "USING START/END
TIMINGS OF SPECTRAL TRANSITIONS BETWEEN PHONEMES IN CONCATENATIVE
SPEECH SYNTHESIS", Proceedings of 7th International Conference on
Spoken Language Processing (ICSLP2002), pp.2360, September 2002.
 
[159] Akinobu Lee, Yuuichiro Mera, Kiyohiro Shikano, Hiroshi
Saruwatari, "SELECTIVE MULTI-PATH ACOUSTIC MODEL BASED ON DATABASE
LIKELIHOODS", Proceedings of 7th International Conference on Spoken
Language Processing (ICSLP2002), pp.2661-2664, September 2002.
 
[160] Hiromichi Kawanami, Tsuyoshi Masuda, Tomoki Toda, Kiyohiro
Shikano, "DESIGNING JAPANESE SPEECH DATABASE COVERING WIDE RANGE IN
PROSODY  FOR HYBRID SPEECH SYNTHSIZER", Proceedings of 7th
International Conference on Spoken Language Processing (ICSLP2002),
pp.2425-2428, September 2002.
 
[161] Shingo Yamade, Kanako Matsunami, Akira Baba, Akinobu Lee,
Hiroshi Saruwatari, Kiyohiro Shikano, "SPECTRAL SUBTRACTION IN NOISY
ENVIRONMENTS APPLIED TO SPEAKER ADAPTATION BASED ON HMM SUFFICIENT
STATISTICS", Proceedings of 7th International Conference on Spoken
Language Processing (ICSLP2002), pp.1045-1048, September 2002.
 
[162] Hiroshi Saruwatari, Katsuyuki Sawai, Akinobu Lee, Kiyohiro
Shikano, Atsunobu Kaminuma, Masao Sakata, "SPEECH ENHANCEMENT IN CAR
ENVIRONMENT USING BLIND SOURCE SEPARATION", Proceedings of 7th
International Conference on Spoken Language Processing (ICSLP2002),
pp.1781-1784, September 2002.
 
[163] Ryuichi Nisimura, Takashi Uchida, Akinobu Lee, Hiroshi
Saruwatari, Kiyohiro Shikano, Yoshio Matsumoto, "ASKA: Receptionist
Robot with Speech Dialogue System", Proceedings of IEEE/RSJ
International Conference on Intelligent Robots and Systems (IROS2002)
pp.1314-1317, September 2002.
 
[164] Tomoki Toda, Hisashi Kawai, Minoru Tsuzaki, Kiyohiro Shikano,
"Perceptual Evaluation of Cost for Segment Selection in Concatenative
Speech Synthesis", IEEE 2002 Workshop on Speech Synthesis, September
2002.
 
[165] Y.Hinamoto, K.Mino, S.Saruwatari, K.Shikano, "Spoken dialogue system
based on sound field control and microphone array", Proceedings of
IEEE International Conference on Acoustics, Speech, and Signal
Processing (ICASSP2003), AUDIO-P1.10, April 2003
 
[166] T.Toda, H.Kawai, M.Tsuzaki, K.Shikano, "SEGMENT SELECTION CONSIDERING
LOCAL DEGRADATION OF NATURALNESS IN CONCATENATIVE SPEECH SYNTHESIS",
Proceedings of IEEE International Conference on Acoustics, Speech, and
Signal Processing (ICASSP2003), SPEECH-P8.3, April 2003
 
[167] T.Takatani, T.Nishikawa, H.Saruwatari, "Blind Source Separation based
on Binaural ICA", Proceedings of IEEE International Conference on
Acoustics, Speech, and Signal Processing (ICASSP2003), SAM-P5.12,
April 2003
 
[168] Y.Nakajima, H.Kashino, K.Shikano, N.Campbell, "RECOGNITION INPUT
INTERFACE USING STETHOSCOPIC MICROPHONE ATTACHED TO THE SKIN",
Proceedings of IEEE International Conference on Acoustics, Speech, and
Signal Processing (ICASSP2003), MMEDIA-L3.1, April 2003
 
[169] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, "Stable
Learning Algorithm for Blind Separation of Temporally Correlated
Signals Combining Multistage ICA and Linear Prediction," Proceedings
of Fourth International Symposium on Independent Component Analysis
and Blind Signal Separation, P2A-05, April 2003.
 
[170] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, Shoko Araki,
Shoji Makino, "Multistage ICA for Blind Source Separation of Real
Acoustic Convolutive Mixture," Proceedings of Fourth International
Symposium on Independent Component Analysis and Blind Signal
Separation, L2B-4, April 2003.
 
[171] Hiroshi Saruwatari, Tomoya Takatani, Hiroaki Yamajo, Tsuyoki
Nishikawa, Kiyohiro Shikano, "Blind Separation and Deconvolution for
Real Convolutive Mixture of Temporally Correlated Acoustic Signals
Using SIMO-Model-Based ICA," Proceedings of Fourth International
Symposium on Independent Component Analysis and Blind Signal
Separation, P3A-02, April 2003.
 
[172] Tomoya Takatani, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro
Shikano, "SIMO-Model-Based Independent Component Analysis for
High-Fidelity Blind Separation of Acoustic Signals," Proceedings of
Fourth International Symposium on Independent Component Analysis and
Blind Signal Separation, P5A-05, April 2003.
 
[173] Hiroshi Saruwatari, Katsuyuki Sawai, Akinobu Lee, Kiyohiro Shikano,
Atsunobu Kaminuma, Masao Sakata, "Speech Enhancement and Recognition
in Car Environment using Blind Source Separation and Subband
Elimination Processing," Proceedings of Fourth International Symposium
on Independent Component Analysis and Blind Signal Separation, P2A-09,
April 2003.
 
[174] Rajkishore Prasad, Hiroshi Saruwatari, Akinobu Lee, Kiyohiro Shikano,
"A Fixed-Point ICA Algorithm for Convoluted Speech Signal Separation,"
Proceedings of Fourth International Symposium on Independent Component
Analysis and Blind Signal Separation, P3A-07, April 2003.
 
[175] Hiroshi Saruwatari, Hiroaki Yamajo, Tomoya Takatani, Tsuyoki
Nishikawa, Kiyohiro Shikano, "Parallel Structured Independent
Component Analysis for SIMO-Model-Based Blind Separation and
Deconvolution of Convolutive Speech Mixture," Proceedings of
International Joint Conference on Neural Networks (IJCNN2003), July
2003.
 
[176] Tomoya Takatani, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro
Shikano, "High-Fidelity Blind Separation for Convolutive Mixture of
Acoustic Signals Using SIMO-Model-Based Independent Component
Analysis," Proceedings of Seventh International Symposium on Signal
Processing and its Applications (ISSPA2003), July 2003.
 
[177] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, "Stable
Learning Algorithm for Low-Distortion Blind Separation of Real Speech
Mixture Combining Multistage ICA AND Linear Prediction," Proceedings
of ISCA tutorial and research workshop on non-linear speech processing
(NOLISP2003), May 2003. 
 
[178] R.Nisimura, Y.Nishihara, R.Tsurumi, A.Lee, H.Saruwatari,
K.Shikano, "Takemaru-kun: Speech-Oriented Information System for Real
World Research Platform", International Workshop on Language
Understanding and Agents for Real World Interaction, pp.70-78, July
2003
 
[179] H. Yamajo, H. Saruwatari, T. Takatani, T. Nishikawa, K. Shikano,
"Blind Separation and Deconvolution for Convolutive Mixture of Speech
Using SIMO-Model-Based ICA and Multichannel Inverse Filtering,"
Proceedings of 8th European Conference on Speech Communication and
Technology (Eurospeech2003), pp.I-537-540, Sept. 2003
 
[180] S. Yamade, A. Lee, H. Saruwatari, K. Shikano, "Unsupervised
Speaker Adaptation Based on HMM Sufficient Statistics in Various Noisy
Environments," Proceedings of 8th European Conference on Speech
Communication and Technology (Eurospeech2003), pp.II-1493-1496,
Sept. 2003
 
[181] T. Shiraishi, T. Toda, H. Kawanami, H. Saruwatari, K. Shikano,
"Simple Designing Methods of Corpus-Based Visual Speech Synthesis,"
Proceedings of 8th European Conference on Speech Communication and
Technology (Eurospeech2003), pp.III-2241-2244, Sept. 2003
 
[182] H. Kawanami, Y. Iwami, T. Toda, H. Saruwatari, K. Shikano,
"GMM-based Voice Conversion Applied to Emotional Speech Synthesis,"
Proceedings of 8th European Conference on Speech Communication and
Technology (Eurospeech2003), pp.IV-2401-2404, Sept. 2003
 
[183] P.Heracleous, S.Nakamura, K.Shikano, "A Semi-Blind Source
Separation Method for Hands-Free Speech Recognition of Multiple
Talkers",Proceedings of 8th European Conference on Speech
Communication and Technology (Eurospeech2003), pp.I-509-512,
Sept. 2003
 
[184] S.Yoshizawa, K.Shikano, "Model-Integration Rapid Training based
on Maximum Likelihood for Speech Recognition",Proceedings of 8th
European Conference on Speech Communication and Technology
(Eurospeech2003), pp.IV-2601-2604, Sept. 2003
 
[185] Y.Nakajima, H.Kashioka, N.Campbell, K.Shikano, "Non-Audible
Murmur Recognition", Proceedings of 8th European Conference on Speech
Communication and Technology (Eurospeech2003), pp.IV-2601-2604,
Sept. 2003
 
[186] T.Nishiura, S.Nakamura, K.Miki, K.Shikano, "Environmental Sound
Source Identification Based on Hidden Markov Model for Robust Speech
Recognition", Proceedings of 8th European Conference on Speech
Communication and Technology (Eurospeech2003), pp.IV-2157-2160,
Sept. 2003
 
[187] P.Heracleous, T.Shimizu, "An Efficient Keyword Spotting
Technique Using a Complementary Language for Filtering Models
Training", Proceedings of 8th European Conference on Speech
Communication and Technology (Eurospeech2003), pp.921-924, Sept. 2003
 
[188] H. Saruwatari, H. Yamajo, T. Takatani, T. Nishikawa, K. Shikano,
"Blind Separation and Deconvolution of MIMO System Driven by Colored
Inputs Using SIMO-Model-Based ICA with Information-Geometric
Learning," Proceedings of IEEE Neural Network for Signal Processing
Workshop 2003 (NNSP2003), pp.379-388, Sept.  2003.
 
[189] Hiroaki Yamajo, Hiroshi Saruwatari, Tomoya Takatani, Tsuyoki
Nishikawa, Kiyohiro Shikano, "Evaluation of Blind Separation and
Deconvolution for Convolutive Speech Mixture Using SIMO-Model-Based
ICA," Proceedings of IWAENC2003, pp.299-302, Sept. 2003.
 
[190] Tomoya Takatani, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro
Shikano, "High-Fildeity Blind Separation of Acoustic Signals using
SIMO-Model-Based ICA with Information-Geometric Learning," Proceedings
of IWAENC2003, pp.251-254, Sept. 2003.
 
[191] Raj Kishore Prasad, Hiroshi Saruwatari, Kiyohiro Shikano,
"Problems in Blind Separation of Convolutive Speech Mixtures by
Negentropy Maximization," Proceedings of IWAENC2003, pp.287-290, Sept. 
2003.
 
[192] Hiroshi Saruwatari, Hiroaki Yamajo, Tomoya Takatani, Tsuyoki
Nishikawa, Kiyohiro Shikano, "Blind Separation and Deconvolution of
MIMO-FIR System with Colored Sound Inputs Using SIMO-Model-Based ICA,"
Proc. 2003 IEEE Workshop on Statistical Signal Processing, pp.421-424,
Sept. 2003.
 
[193] P. Heracleous, Y. Nakajima, A. Lee, H. Saruwatari, and
K. Shikano,“Accurate Hidden Markov Models for Non-Audible Murmur
(NAM) Recognition Based on Iterative Supervised Adaptation”, IEEE
Automatic Speech Recognition and Understanding Workshop, pp. 73-76,
November 2003.
 
[194] Tomoya Takatani, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro
Shikano, "SIMO-Model-Based ICA with Information-Geometric Learning for
High-Fidelity Blind Source Separation," Proc. 2003 International
Symposium on Intelligent Signal Processing and Communication Systems
(ISPACS 2003), pp.108-113, Dec.  2003.
 
[195] Tsuyoki Nishikawa, Hiroshi Abe, Hiroshi Saruwatari, Kiyohiro
Shikano, "Overdetermined Blind Source Separation of Real Acoustic
Sounds Based on Multistage ICA Using Subarray Processing," Proc. 2003
International Symposium on Signal Processing and Information
Technology (ISSPIT2003), Dec. 2003
 
[196] Y.Nakajima, P.Heracleous, K.Shikano, Nick Campbell, Non-Audible
Murmur Recognition, Special Workshop in MAUI (SWIM), January 2004,
(Invited)
 
[197] H.Saruwatari, T.Takatani, H.Yamajo, K.Shikano, "SIMO-Model-Based
Blind Acoustic Signal Separation: Concept and Its Application,"
Special Workshop in MAUI (SWIM),January 2004, (Invited)
 
[198] Rajkishore Prasad, Hiroshi Saruwatari, Kiyohiro Shikano,
"Combining Null beamformer and Fixed-point ICA for the Blind
Separation of Convolutive Mixture of Speech", International conference
on Intelligent Signal Processing and Robotics, February 2004
 
[199] Tsuyoki Nishikawa, Hiroshi Abe, Hiroshi Saruwatari, Kiyohiro Shikano, 
"Overdetermined Blind Separation of Acoustic Signals Based on MISO-Constrained 
Frequency-Domain ICA," 18th International Congress on Acoustics (ICA2004), 
vol.IV, pp.3143--3146, April 2004. 
 
[200] Tomoya Takatani, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, 
"Comparison between SIMO-ICA with least squares criterion and SIMO-ICA with 
information-geometric learning," 18th International Congress on Acoustics 
(ICA2004), Vol.I, pp.329--332, April 2004. 
 
[201] Raj Kishore Prasad, Hiroshi Saruwatari, Kiyohiro Shikano, "Blind Detection of 
CLT Disobeying Frequency Bind for Audio Source Separation by Fixed-Point ICA," 
18th International Congress on Acoustics (ICA2004), vol.IV, pp.3151--3154, April 
2004. 
 
[202] Yosuke Tatekura, Yu Nagata, Hiroshi Saruwatari, Kiyohiro Shikano, "Adaptive 
algorithm of itarative inverse filter relaxation to acoustic fluctuation in 
sound reproduction system," 18th International Congress on Acoustics (ICA2004), 
vol.IV, pp.3163--3166, April 2004. 
 
[203] Tatsunori Asai, Yoichi Hinamoto, Hiroshi Saruwatari, Kiyohiro Shikano, 
"Interface for Barge-in Free Spoken Dialogue System Using Adaptive Sound Field 
Control and Microphone Array," 18th International Congress on Acoustics 
(ICA2004), vo.I, pp.755--758, April 2004. 
 
[204] Masahiro Fukui, Yoichi Yamashita, Hiroshi Saruwatari, Kiyohiro Shikano, "Pitch 
recognition for successive musical cords using short-term estimation method for 
peak frequencies," International Symposium on Musical Acoustics (ISMA2004), 
April 2004 (Invited talk). 
 
[205] Akinobu Lee, Kiyohiso Shikano, Tatsuya Kawahara, "Real-Time Word Confidence 
Scoring using Local Posterior probabilities on Tree Trellis Search," Proceedings 
of IEEE International Conference on Acoustics, Speech, and Signal Processing 
(ICASSP2004), Vol.I, pp.793--796, May 2004. 
 
[206] Tsuyoki Nishikawa, Hiroshi Abe, Hiroshi Saruwatari, Kiyohiro Shikano, 
"Overdetermined Blind Separation for Convolutive Mixtures of Speech Based on 
Multistage ICA using Subarray Processing," Proceedings of IEEE International 
Conference on Acoustics, Speech, and Signal Processing (ICASSP2004), Vol.I, 
pp.225--228, May 2004. 
 
[207] Ryuichi Nisimura, Akinobu Lee, Hiroshi Saruwatari, Kiyohiro Shikano, "Public 
Speech-Oriented Guidance System with Adult and Child Discrimination Capability," 
Proceedings of IEEE International Conference on Acoustics, Speech, and Signal 
Processing (ICASSP2004), Vol.I, pp.433--436, May 2004. 
 
[208] Tomoya Takatani, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, 
"Blind Separation of Binaural Sound Mixtures Using SIMO-Model-Based Independent 
Component Analysis," Proceedings of IEEE International Conference on Acoustics, 
Speech, and Signal Processing (ICASSP2004), Vol.IV, pp.113--116, May 2004. 
 
[209] Kazuki Adachi, Tomoki Toda, Hiromichi Kawanami, Hiroshi Saruwatari, Kiyohiro 
Shikano, "Perceptual Evaluation of Quality Deterioration Owing to Prosody 
Modification," Proceedings of the 4th International Conference on Language 
Resources and Evaluation (LREC2004), Vol.VI, pp.2159--2162, May 2004. 
 
[210] Panikos Heracleous, Yoshitaka Nakajima, Akinobu Lee, Hiroshi Saruwatari, 
Kiyohiro Shikano, "Audible (Normal) Speech and Inaudible Murmur Recognition 
Using NAM Microphone," Proceedings of the 12th European Signal Processing 
Conference (EUSIPCO2004), pp.329--332, Sept. 2004. 
 
[211] Hiroaki Yamajo, Hiroshi Saruwatari, Tomoya Takatani, Tsuyoki Nishikawa, 
Kiyohiro Shikano, "Evaluation of Blind Separation and Deconvolution for 
Binaural-Sound Mixtures Using SIMO-Model-Based ICA," Proceedings of the 12th 
European Signal Processing Conference (EUSIPCO2004), pp.1709--1712, Sept. 2004. 
 
[212] Yosuke Tatekura, Shigefumi Urata, Hiroshi Saruwatari, Kiyohiro Shikano, 
"On-line adaptive algorithm to acoustic fluctuation for inverse filter 
relaxation in sound reproduction system," Proceedings of the 12th European 
Signal Processing Conference (EUSIPCO2004), pp.1765--1768, Sept. 2004. 
 
[213] Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano, Atsunobu Kaminuma, 
"Stable and Low-Distortion Algorithm Based on Overdetermined Blind Separation 
for Convolutive Mixtures of Speech," 5th International Symposium on Independent 
Component Analysis and Blind Signal Separation (ICA2004), pp.881--888, Sept. 
2004. 
 
[214] Satoshi Ukai, Hiroshi Saruwatari, Tomoya Takatani, Kiyohiro Shikano, 
Ryo Mukai, Hiroshi Sawada, "Evaluation of Multistage SIMO-Model-Based Blind 
Source Separation Combining Frequency-Domain ICA and Time-Domain ICA," 5th 
International Symposium on Independent Component Analysis and Blind Signal 
Separation (ICA2004), pp.626--633, Sept. 2004. 
 
[215] Raj Kishore Prasad, Hiroshi Saruwatari, Kiyohiro Shikano, "Single Channel 
Speech Enhancement: MAP Estimation Using GGD Prior Under Blind Setup," 5th 
International Symposium on Independent Component Analysis and Blind Signal 
Separation (ICA2004), pp.873--880, Sept. 2004. 
 
[216] Raj Kishore Prasad, Hiroshi Saruwatari, Kiyohiro Shikano, "Noise Estimation 
Using Negentropy Based Voice-Activity Detector," 2004 IEEE International Midwest 
Symposium on Circuits and Systems (MWSCAS 2004), ppII-149--II-152, July 2004. 
 
[217] Akinobu Lee, Keisuke Nakamura, Ryuichi Nisimura, Hiroshi Saruwatari, 
Kiyohiro Shikano, "Noice Robust Real World Spoken Dialogue System using GMM Based 
Rejection of Unintended Inputs," Proceedings of 8th International Conference on 
Spoken Language Processing (ICSLP2004), TuA1302p-2, Vol.I, pp.173--176, October 
2004. 
 
[218] Shinichi Yoshizawa, Kiyohiro Shikano, "Rapid EM Training based on 
Model-Integration," Proceedings of 8th International Conference on Spoken 
Language Processing (ICSLP2004), TuC2101p-2, vol.I, pp.649--652, October 2004. 
 
[219] Panikos Heracleous, Yoshitaka Nakajima, Akinobu Lee, Hiroshi Saruwatari, 
Kiyohiro Shikano, "Non-Audible Murmur (NAM) Speech Recognition Using a 
Stethoscopic NAM Microphone," Proceedings of 8th International Conference on 
Spoken Language Processing (ICSLP2004), WeC2102p-6, vol.II, pp.1469--1472, 
October 2004. 
 
[220] Randy Gomez, Akinobu Lee, Hiroshi Saruwatari, Kiyohiro Shikano, "Robust Speech 
Recognition with Spectral Subtraction in Low SNR," Proceedings of 8th 
International Conference on Spoken Language Processing (ICSLP2004), ThB1702p-10, 
vol.III, pp.2077--2080, October 2004. 
 
[221] Tatsunori Asai, Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, 
"Interface For Barge-in Free Spoken Dialogue System Using Adaptive Sound Field 
Control," Proceedings of 8th International Conference on Spoken Language 
Processing (ICSLP2004), FrA1502p-9, vol.IV, pp.2665--2668, October 2004. 
 
[222] Tatsuya Kawahara, Akinobu Lee, Kazuya Takeda, Katsunobu Itou, Kiyohiro 
Shikano, "Recent Progress of Open-Source LVCSR Engine Julius and Japanese Model 
Repository," Proceedings of 8th International Conference on Spoken Language 
Processing (ICSLP2004), Spec4402p-6, vol.IV, pp.3069--3072, October 2004. 
 
[223] Hiroshi Saruwatari, Yoshimitsu Mori, Tomoya Takatani, Satoshi Ukai, Kiyohiro 
Shikano, Takashi Hiekata, Takashi Morita, "Two-Stage Blind Source Separation 
Using SIMO-ICA and Binary Masking," Proceedings of Joint Workshop on Hands-Free 
Speech Communication and Microphone Arrays (HSCMA2005), pp.d-11-12, March 2005.
 
[224] Shigeki Miyabe, Hiroshi Saruwatari, Kiyohiro Shikano, "Barge-in Free Spoken 
Dialogue Interface Based on Response Sound Cancellation Using Sound field 
Control and Microphone Array," Proceedings of Joint Workshop on Hands-Free 
Speech Communication and Microphone Arrays (HSCMA2005), pp.a-7-8, March 2005. 
 
[225] Yasuaki Ohashi, Koichi Sakamoto, Tsuyoki Nishikawa, Hiroshi Saruwatari, 
Kiyohiro Shikano, "Hands-Free Speech Recognition Using Spatial Subtraction 
Array," Proceedings of Joint Workshop on Hands-Free Speech Communication and 
Microphone Arrays (HSCMA2005), pp.p-9-10, March 2005.
 
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