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Noise estimation using negentropy based voice-activity detectorPRASAD, Rajkishore; SARUWATARI, Hiroshi; SHIKANO, Kiyohiro et al.MWSCAS : Midwest symposium on circuits and systems. 2004, isbn 0-7803-8346-X, 3Vol, Vol II, 149-152Conference Paper

Adaptive Training for Voice Conversion Based on EigenvoicesOHTANI, Yamato; TODA, Tomoki; SARUWATARI, Hiroshi et al.IEICE transactions on information and systems. 2010, Vol 93, Num 6, pp 1589-1598, issn 0916-8532, 10 p.Article

On-line adaptive algorithm to acoustic fluctuation for inverse filter relaxation in sound reproduction systemTATEKURA, Yosuke; URATA, Shigefumi; SARUWATARI, Hiroshi et al.EUSIPCO. Conference. 2004, isbn 3-200-00148-8, 3Vol, volIII, 1765-1768Conference Paper

Speaking-aid systems using GMM-based voice conversion for electrolaryngeal speechNAKAMURA, Keigo; TODA, Tomoki; SARUWATARI, Hiroshi et al.Speech communication (Print). 2012, Vol 54, Num 1, pp 134-146, issn 0167-6393, 13 p.Article

Techniques in rapid unsupervised speaker adaptation based on HMM-Sufficient StatisticsGOMEZ, Randy; TODA, Tomoki; SARUWATARI, Hiroshi et al.Speech communication (Print). 2009, Vol 51, Num 1, pp 42-57, issn 0167-6393, 16 p.Article

Cost Reduction of Acoustic Modeling for Real-Environment Applications Using Unsupervised and Selective Training : Robust speech processing in realistic environmentsCINCAREK, Tobias; TODA, Tomoki; SARUWATARI, Hiroshi et al.IEICE transactions on information and systems. 2008, Vol 91, Num 3, pp 499-507, issn 0916-8532, 9 p.Article

Utterance-based selective training for the automatic creation of task-dependent acoustic models : Statistical modeling for speech processingCINCAREK, Tobias; TODA, Tomoki; SARUWATARI, Hiroshi et al.IEICE transactions on information and systems. 2006, Vol 89, Num 3, pp 962-969, issn 0916-8532, 8 p.Article

Unvoiced speech recognition using tissue-conductive acoustic sensorHERADEOUS, Panikos; KAINO, Tomomi; SARUWATARI, Hiroshi et al.EURASIP Journal on Advances in Signal Processing (Print). 2007, Vol 2007, Num 1, issn 1687-6172, M1-M11Article

Improvements of the One-to-Many Eigenvoice Conversion System : Processing natural speech variability for improved verbal human-computer interactionOHTANI, Yamato; TODA, Tomoki; SARUWATARI, Hiroshi et al.IEICE transactions on information and systems. 2010, Vol 93, Num 9, pp 2491-2499, issn 0916-8532, 9 p.Article

Reducing computation time of the rapid unsupervised speaker adaptation based on HMM-sufficient statisticsGOMEZ, Randy; TODA, Tomoki; SARUWATARI, Hiroshi et al.IEICE transactions on information and systems. 2007, Vol 90, Num 2, pp 554-561, issn 0916-8532, 8 p.Article

Effect of Central Limit Theorem non-compliance on blind separation of speech by negentropy maximizationPRASAD, Rajkishore; SARUWATARI, Hiroshi; SHIKANO, Kiyohiro et al.Acoustical science and technology. 2005, Vol 26, Num 6, pp 511-522, issn 1346-3969, 12 p.Article

Theoretical Analysis of Musical Noise in Generalized Spectral Subtraction Based on Higher Order StatisticsINOUE, Takayuki; SARUWATARI, Hiroshi; TAKAHASHI, Yu et al.IEEE transactions on audio, speech, and language processing. 2011, Vol 19, Num 6, pp 1770-1779, issn 1558-7916, 10 p.Article

Evaluation of blind separation and deconvolution for binaural-sound mixtures using simo-model-based ICAYAMAJO, Hiroaki; SARUWATARI, Hiroshi; TAKATANI, Tomoya et al.EUSIPCO. Conference. 2004, isbn 3-200-00148-8, 3Vol, volIII, 1709-1712Conference Paper

The fundamental limitation of frequency domain blind source separation for convolutive mixtures of speechARAKI, Shoko; MUKAI, Ryo; MAKINO, Shoji et al.IEEE transactions on speech and audio processing. 2003, Vol 11, Num 2, pp 109-116, issn 1063-6676, 8 p.Article

Building an Effective Speech Corpus by Utilizing Statistical Multidimensional Scaling Method : Robust speech processing in realistic environmentsNAGINO, Goshu; SHOZAKAI, Makoto; TODA, Tomoki et al.IEICE transactions on information and systems. 2008, Vol 91, Num 3, pp 607-614, issn 0916-8532, 8 p.Article

Blind source separation based on a fast-convergence algorithm combining ICA and beamformingSARUWATARI, Hiroshi; KAWAMURA, Toshiya; NISHIKAWA, Tsuyoki et al.IEEE transactions on audio, speech, and language processing. 2006, Vol 14, Num 2, pp 666-678, issn 1558-7916, 13 p.Article

Blind Spatial Subtraction Array for Speech Enhancement in Noisy EnvironmentTAKAHASHI, Yu; TAKATANI, Tomoya; OSAKO, Keiichi et al.IEEE transactions on audio, speech, and language processing. 2009, Vol 17, Num 4, pp 650-664, issn 1558-7916, 15 p.Article

Single channel speech enhancement: MAP estimation using GGD prior under blind setupPRASAD, Rajkishore; SARUWATARI, Hiroshi; SHIKANO, Kiyohiro et al.Lecture notes in computer science. 2004, pp 873-880, issn 0302-9743, isbn 3-540-23056-4, 8 p.Conference Paper

Alaryngeal Speech Enhancement Based on One-to-Many Eigenvoice ConversionDOI, Hironori; TODA, Tomoki; NAKAMURA, Keigo et al.IEEE/ACM transactions on audio, speech, and language processing. 2014, Vol 22, Num 1-2, pp 172-183, 12 p.Article

Esophageal Speech Enhancement Based on Statistical Voice Conversion with Gaussian Mixture Models : Processing natural speech variability for improved verbal human-computer interactionDOI, Hironori; NAKAMURA, Keigo; TODA, Tomoki et al.IEICE transactions on information and systems. 2010, Vol 93, Num 9, pp 2472-2482, issn 0916-8532, 11 p.Article

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Designing target cost function based on prosody of speech database : Corpus-Based Speech TechnologiesADACHI, Kazuki; TODA, Tomoki; KAWANAMI, Hiromichi et al.IEICE transactions on information and systems. 2005, Vol 88, Num 3, pp 519-524, issn 0916-8532, 6 p.Article

Audible (normal) speech and inaudible murmur recognition using NAM microphoneHERACLEOUS, Panikos; NAKAJIMA, Yoshitaka; LEE, Akinobu et al.EUSIPCO. Conference. 2004, isbn 3-200-00148-8, 3Vol, volI, 329-332Conference Paper

Overdetermined blind separation for convolutive mixtures of speech based on multistage ICA using subarray processingNISHIKAWA, Tsuyoki; ABE, Hiroshi; SARUWATARI, Hiroshi et al.ICASSP. 2004, isbn 0-7803-8484-9, vol I, 225-228Conference Paper