| 2018 | Interspeech | Respiratory and Respiratory Muscular Control in JL1's and JL2's Text Reading Utilizing 4-RSTs and a Soft Respiratory Mask with a Two-Way Bulb. | Toshiko Isei-Jaakkola, Keiko Ochi, Keikichi Hirose |
| 2016 | ISCAS | Instantaneous pitch estimation of noisy speech signal with multivariate SST. | Md. Khademul Islam Molla, Mahboob Qaosar, Keikichi Hirose |
| 2015 | Interspeech | Crosslinguistic comparison on the perception of Mandarin attitudinal speech. | Wentao Gu, Ping Tang, Keikichi Hirose, Vronique Auberg |
| 2015 | Interspeech | Statistical acoustic-to-articulatory mapping unified with speaker normalization based on voice conversion. | Hidetsugu Uchida, Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose |
| 2014 | ICASSP | Semi-supervised noise dictionary adaptation for exemplar-based noise robust speech recognition. | Yi Luan, Daisuke Saito, Yosuke Kashiwagi, Nobuaki Minematsu, Keikichi Hirose |
| 2014 | Interspeech | Application of matrix variate Gaussian mixture model to statistical voice conversion. | Daisuke Saito, Hidenobu Doi, Nobuaki Minematsu, Keikichi Hirose |
| 2013 | ASRU | Discriminative piecewise linear transformation based on deep learning for noise robust automatic speech recognition. | Yosuke Kashiwagi, Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose |
| 2013 | ICASSP | Improved estimation of femininity using GMM supervectors and SVR for voice therapy of Gender Identity Disorder Clients. | Chengshuo Wang, Masayuki Suzuki, Nobuaki Minematsu, Kyoko Sakuraba, Keikichi Hirose |
| 2013 | Interspeech | Artificial bandwidth extension based on regularized piecewise linear mapping with discriminative region weighting and long-Span features. | Nguyen Duc Duy, Masayuki Suzuki, Nobuaki Minematsu, Keikichi Hirose |
| 2013 | Interspeech | A free online accent and intonation dictionary for teachers and learners of Japanese. | Hiroko Hirano, Ibuki Nakamura, Nobuaki Minematsu, Masayuki Suzuki, Chieko Nakagawa, Noriko Nakamura, Yukinori Tagawa, Keikichi Hirose, Hiroya Hashimoto |
| 2013 | Interspeech | Generation of fundamental frequency contours for Thai speech synthesis using tone nucleus model. | Oraphan Krityakien, Keikichi Hirose, Nobuaki Minematsu |
| 2013 | Interspeech | Audio classification using dominant spatial patterns in time-frequency space. | Md. Khademul Islam Molla, Keikichi Hirose |
| 2013 | Interspeech | Development of a web framework for teaching and learning Japanese prosody: OJAD (online Japanese accent dictionary). | Ibuki Nakamura, Nobuaki Minematsu, Masayuki Suzuki, Hiroko Hirano, Chieko Nakagawa, Noriko Nakamura, Yukinori Tagawa, Keikichi Hirose, Hiroya Hashimoto |
| 2013 | Interspeech | Failure transitions for joint n-gram models and G2p conversion. | Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose |
| 2012 | ICASSP | Unseen noise robust speech recognition using adaptive piecewise linear transformation. | Keigo Chijiiwa, Masayuki Suzuki, Nobuaki Minematsu, Keikichi Hirose |
| 2012 | ICASSP | Syllable: A self-contained unit to model pronunciation variation. | Raymond W. M. Ng, Keikichi Hirose |
| 2012 | ICASSP | Spectrogram based features selection using multiple kernel learning for speech/music discrimination. | Sharmin Nilufar, Nilanjan Ray, M. Khademul Islam Molla, Keikichi Hirose |
| 2012 | ICASSP | MFCC enhancement using joint corrupted and noise feature space for highly non-stationary noise environments. | Masayuki Suzuki, Takuya Yoshioka, Shinji Watanabe, Nobuaki Minematsu, Keikichi Hirose |
| 2012 | Interspeech | Improved Automatic Extraction of Generation Process Model Commands and Its use for Generating Fundamental Frequency Contours for Training HMM-based Speech Synthesis. | Hiroya Hashimoto, Keikichi Hirose, Nobuaki Minematsu |
| 2012 | Interspeech | Improved Prediction of Japanese Word Accent Sandhi Using CRF. | Nobuaki Minematsu, Shumpei Kobayashi, Shinya Shimizu, Keikichi Hirose |
| 2012 | Interspeech | An alignment matching method to explore pseudosyllable properties across different corpora. | Raymond W. M. Ng, Thomas Hain, Keikichi Hirose |
| 2012 | Interspeech | Dynamic Grammars with Lookahead Composition for WFST-based Speech Recognition. | Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose |
| 2012 | Interspeech | Improving WFST-based G2P Conversion with Alignment Constraints and RNNLM N-best Rescoring. | Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose, Chiori Hori, Hideki Kashioka, Paul R. Dixon |
| 2012 | Interspeech | Effects of Speaker Adaptive Training on Tensor-based Arbitrary Speaker Conversion. | Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose |
| 2011 | Interspeech | Adaptation of Prosody in Speech Synthesis by Changing Command Values of the Generation Process Model of Fundamental Frequency. | Keikichi Hirose, Keiko Ochi, Ryusuke Mihara, Hiroya Hashimoto, Daisuke Saito, Nobuaki Minematsu |
| 2011 | Interspeech | Problems Encountered by Japanese EL2 with English Short Vowels as Illustrated on a 3D Vowel Chart. | Toshiko Isei-Jaakkola, Takatoshi Naka, Keikichi Hirose |
| 2011 | Interspeech | Gesture Design of Hand-to-Speech Converter Derived from Speech-to-Hand Converter Based on Probabilistic Integration Model. | Aki Kunikoshi, Yu Qiao, Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose |
| 2011 | Interspeech | Measurement of Objective Intelligibility of Japanese Accented English Using ERJ (English Read by Japanese) Database. | Nobuaki Minematsu, Koji Okabe, Keisuke Ogaki, Keikichi Hirose |
| 2011 | Interspeech | Painless WFST Cascade Construction for LVCSR - Transducersaurus. | Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose |
| 2011 | Interspeech | One-to-Many Voice Conversion Based on Tensor Representation of Speaker Space. | Daisuke Saito, Keisuke Yamamoto, Nobuaki Minematsu, Keikichi Hirose |
| 2011 | Interspeech | Prosody Conversion for Emotional Mandarin Speech Synthesis Using the Tone Nucleus Model. | Miaomiao Wen, Miaomiao Wang, Keikichi Hirose, Nobuaki Minematsu |
| 2011 | ISCAS | Weighted noise subtraction and adaptive soft-thresholding approach to speech enhancement. | Somlal Das, Md. Ekramul Hamid, Keikichi Hirose, Md. Khademul Islam Molla |
| 2011 | ISCAS | Adaptive thresholding approach for robust voiced/unvoiced classification. | Md. Khademul Islam Molla, Keikichi Hirose, Sujan Kumar Roy, Shamim Ahmad |
| 2011 | ISCAS | Dominant harmonic modification with data adaptive filter based algorithm for robust pitch estimation. | Sujan Kumar Roy, Md. Kamrul Hasan, Keikichi Hirose, Md. Khademul Islam Molla |
| 2010 | Interspeech | Regularized-MLLR speaker adaptation for computer-assisted language learning system. | Dean Luo, Yu Qiao, Nobuaki Minematsu, Yutaka Yamauchi, Keikichi Hirose |
| 2010 | Interspeech | Modeling of sentence-medial pauses in bangla readout speech: occurrence and duration. | Shyamal Kr. Das Mandal, Arup Saha, Tulika Basu, Keikichi Hirose, Hiroya Fujisaki |
| 2010 | Interspeech | Affective story teller: a TTS system for emotional expressivity. | Shaikh Mostafa Al Masum, Antonio Rui Ferreira Rebordo, Keikichi Hirose |
| 2010 | Interspeech | Integration of multilayer regression analysis with structure-based pronunciation assessment. | Masayuki Suzuki, Yu Qiao, Nobuaki Minematsu, Keikichi Hirose |
| 2010 | Interspeech | Improved generation of fundamental frequency in HMM-based speech synthesis using generation process model. | Miaomiao Wang, Miaomiao Wen, Keikichi Hirose, Nobuaki Minematsu |
| 2010 | Interspeech | Improving Mandarin segmental duration prediction with automatically extracted syntax features. | Miaomiao Wen, Miaomiao Wang, Keikichi Hirose, Nobuaki Minematsu |
| 2010 | ISCAS | Data adaptive analysis of ECG signals for cardiovascular disease diagnosis. | Md. Rabiul Islam, Shamim Ahmad, Keikichi Hirose, Md. Khademul Islam Molla |
| 2010 | ISCAS | Pitch estimation of noisy speech signals using EMD-fourier based hybrid algorithm. | Sujan Kumar Roy, Md. Khademul Islam Molla, Keikichi Hirose, Md. Kamrul Hasan |
| 2009 | ACII | Emotional speech synthesis by sensing affective information from text. | M. Al Masum Shaikh, Antonio Rui Ferreira Rebordo, Keikichi Hirose, Mitsuru Ishizuka |
| 2009 | ACII | An automatic approach to virtual living based on environmental sound cues. | M. Al Masum Shaikh, Antonio Rui Ferreira Rebordo, A. Nakasone, P. Helmut, Keikichi Hirose |
| 2009 | ASRU | Sub-structure-based estimation of pronunciation proficiency and classification of learners. | Masayuki Suzuki, Nobuaki Minematsu, Dean Luo, Keikichi Hirose |
| 2009 | ICASSP | Control of prosodic focus in corpus-based generation of fundamental frequency contours of Japanese based on the generation process model. | Keiko Ochi, Keikichi Hirose, Nobuaki Minematsu |
| 2009 | Interspeech | Speech generation from hand gestures based on space mapping. | Aki Kunikoshi, Yu Qiao, Nobuaki Minematsu, Keikichi Hirose |
| 2009 | Interspeech | Analysis of voice fundamental frequency contours of continuing and terminating prosodic phrases in four swiss German dialects. | Adrian Leemann, Keikichi Hirose, Hiroya Fujisaki |
| 2009 | Interspeech | Analysis and utilization of MLLR speaker adaptation technique for learners' pronunciation evaluation. | Dean Luo, Yu Qiao, Nobuaki Minematsu, Yutaka Yamauchi, Keikichi Hirose |
| 2009 | Interspeech | Structural analysis of dialects, sub-dialects and sub-sub-dialects of Chinese. | Xuebin Ma, Akira Nemoto, Nobuaki Minematsu, Yu Qiao, Keikichi Hirose |
| 2009 | Interspeech | On invariant structural representation for speech recognition: theoretical validation and experimental improvement. | Yu Qiao, Nobuaki Minematsu, Keikichi Hirose |
| 2009 | Interspeech | How to improve TTS systems for emotional expressivity. | Antonio Rui Ferreira Rebordo, Shaikh Mostafa Al Masum, Keikichi Hirose, Nobuaki Minematsu |
| 2009 | Interspeech | Optimal event search using a structural cost function - improvement of structure to speech conversion. | Daisuke Saito, Yu Qiao, Nobuaki Minematsu, Keikichi Hirose |
| 2008 | ICASSP | Multi-stream parameterization for structural speech recognition. | Satoshi Asakawa, Nobuaki Minematsu, Keikichi Hirose |
| 2008 | ICASSP | Directional dependency of cepstrum on vocal tract length. | Daisuke Saito, Ryo Matsuura, Satoshi Asakawa, Nobuaki Minematsu, Keikichi Hirose |
| 2008 | Interspeech | Automatic pronunciation evaluation of language learners' utterances generated through shadowing. | Dean Luo, Naoya Shimomura, Nobuaki Minematsu, Yutaka Yamauchi, Keikichi Hirose |
| 2008 | Interspeech | Assigning suitable phrasal tones and pitch accents by sensing affective information from text to synthesize human-like speech. | Shaikh Mostafa Al Masum, M. Khademul Islam Molla, Keikichi Hirose |
| 2008 | Interspeech | Robust voiced/unvoiced speech classification using empirical mode decomposition and periodic correlation model. | Md. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu |
| 2008 | Interspeech | Control of prosodic focus in corpus-based generation of fundamental frequency based on the generation process model. | Keiko Ochi, Keikichi Hirose, Nobuaki Minematsu |
| 2008 | Interspeech | Structure to speech conversion - speech generation based on infant-like vocal imitation. | Daisuke Saito, Satoshi Asakawa, Nobuaki Minematsu, Keikichi Hirose |
| 2008 | Interspeech | Decomposition of rotational distortion caused by VTL difference using eigenvalues of its transformation matrix. | Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose |
| 2007 | ICASSP | Latent Prosody Model of Continuous Mandarin Speech. | Chen-Yu Chiang, Xiao-Dong Wang, Yuan-Fu Liao, Yih-Ru Wang, Sin-Horng Chen, Keikichi Hirose |
| 2007 | ICASSP | Development of a Femininity Estimator using Speaker Recognition Techniques for Voice Therapy of Gender Identity Disorder Clients. | Nobuaki Minematsu, Kazutaka Maruyama, Kyoko Sakuraba, Keikichi Hirose, Niro Tayama, Satoshi Imaizumi, Toshio Yamauchi |
| 2007 | Interspeech | Automatic recognition of connected vowels only using speaker-invariant representation of speech dynamics. | Satoshi Asakawa, Nobuaki Minematsu, Keikichi Hirose |
| 2007 | Interspeech | EMD based soft-thresholding for speech enhancement. | Erhan Deger, Md. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu, Md. Kamrul Hasan |
| 2007 | Interspeech | F | Hiroko Hirano, Keikichi Hirose, Goh Kawai, Wentao Gu, Nobuaki Minematsu |
| 2007 | Interspeech | Corpus-based generation of prosodic features from text based on generation process model. | Keikichi Hirose, Keiko Ochi, Nobuaki Minematsu |
| 2007 | Interspeech | Structural assessment of language learners' pronunciation. | Nobuaki Minematsu, K. Kamata, Satoshi Asakawa, Takehiko Makino, Tazuko Nishimura, Keikichi Hirose |
| 2007 | Interspeech | Pitch estimation of noisy speech signals using empirical mode decomposition. | Md. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu, Md. Kamrul Hasan |
| 2007 | Interspeech | A framework of reply speech generation for concept-to-speech conversion in spoken dialogue systems. | Seiya Takada, Yuji Yagi, Keikichi Hirose, Nobuaki Minematsu |
| 2007 | Interspeech | Features of pauses and conjunctions at syntactic and discourse boundaries in Japanese monologues. | Michiko Watanabe, Yasuharu Den, Keikichi Hirose, Shusaku Miwa, Nobuaki Minematsu |
| 2006 | ICASSP | Para-Linguistic Information Represented as Distortion of the Acoustic Universal Structure In Speech. | Nobuaki Minematsu, Satoshi Asakawa, Keikichi Hirose |
| 2006 | ICASSP | Localization Based Separation of Mixed Audio Signals with Binary Masking of Hilbert Spectrum. | Md. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu |
| 2006 | Interspeech | Unfilled pauses in Japanese sentences read aloud by non-native learners. | Hiroko Hirano, Goh Kawai, Keikichi Hirose, Nobuaki Minematsu |
| 2006 | Interspeech | Corpus-based generation of fundamental frequency contours using generation process model and considering emotional focuses. | Keikichi Hirose, Yasufumi Asano, Nobuaki Minematsu |
| 2006 | Interspeech | Tone recognition of continuous speech of standard Chinese using neural network and tone nucleus model. | Keikichi Hirose, Hui Hu, Xiaodong Wang, Nobuaki Minematsu |
| 2006 | Interspeech | Development of a program for self assessment of Japanese pronunciation by English learners. | Chiharu Tsurutani, Yutaka Yamauchi, Nobuaki Minematsu, Dean Luo, Kazutaka Maruyama, Keikichi Hirose |
| 2006 | Interspeech | Factors affecting speakers² choice of fillers in Japanese presentations. | Michiko Watanabe, Yasuharu Den, Keikichi Hirose, Shusaku Miwa, Nobuaki Minematsu |
| 2006 | ISCAS | Localization based audio source separation by sub-band beamforming. | M. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu |
| 2005 | CW | Improved concept-to-speech generation in a dialogue system on road guidance. | Yuji Yagi, Keikichi Hirose, Seiya Takada, Nobuaki Minematsu |
| 2005 | ICASSP | Identification and Synthesis of Cantonese Tones Based on the Command-Response Model for F0 Contour Generation. | Wentao Gu, Keikichi Hirose, Hiroya Fujisaki |
| 2005 | Interspeech | Structural representation of the non-native pronunciations. | Satoshi Asakawa, Nobuaki Minematsu, Toshiko Isei-Jaakkola, Keikichi Hirose |
| 2005 | Interspeech | Analysis of the effects of word emphasis and echo question on F0 contours of Cantonese utterances. | Wentao Gu, Keikichi Hirose, Hiroya Fujisaki |
| 2005 | Interspeech | Corpus-based extraction of F0 contour generation process model parameters. | Keikichi Hirose, Yusuke Furuyama, Nobuaki Minematsu |
| 2005 | Interspeech | Multi-band approach of audio source discrimination with empirical mode decomposition. | Md. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu |
| 2005 | Interspeech | Japanese vowel recognition based on structural representation of speech. | Takao Murakami, Kazutaka Maruyama, Nobuaki Minematsu, Keikichi Hirose |
| 2005 | Interspeech | Estimation of intonation variation with constrained tone transformations. | Jinfu Ni, Hisashi Kawai, Keikichi Hirose |
| 2005 | Interspeech | Generation of fundamental frequency contours for Mandarin speech synthesis based on tone nucleus model. | Qinghua Sun, Keikichi Hirose, Wentao Gu, Nobuaki Minematsu |
| 2005 | Interspeech | Filled pauses as cues to the complexity of following phrases. | Michiko Watanabe, Keikichi Hirose, Yasuharu Den, Nobuaki Minematsu |
| 2005 | ISCAS | Audio source separation by source localization with Hilbert spectrum. | M. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu |
| 2004 | ICASSP | A study on robust segmentation and location of tone nuclei in Chinese continuous speech. | Jinsong Zhang, Keikichi Hirose |
| 2004 | Interspeech | N-gram language modeling of Japanese using bunsetsu boundaries. | Sungyup Chung, Keikichi Hirose, Nobuaki Minematsu |
| 2004 | Interspeech | Analysis of F0 contours of Cantonese utterances based on the command-response model. | Wentao Gu, Keikichi Hirose, Hiroya Fujisaki |
| 2004 | Interspeech | Improvement in corpus-based generation of F0 contours using generation process model for emotional speech synthesis. | Keikichi Hirose |
| 2004 | Interspeech | Use of prosodic features for speech recognition. | Keikichi Hirose, Nobuaki Minematsu |
| 2004 | Interspeech | Audio source separation from the mixture using empirical mode decomposition with independent subspace analysis. | Md. Khademul Islam Molla, Keikichi Hirose, Nobuaki Minematsu |
| 2004 | Interspeech | Formulating contextual tonal variations in Mandarin. | Jinfu Ni, Hisashi Kawai, Keikichi Hirose |
| 2004 | Interspeech | Clause types and filed pauses in Japanese spontaneous monologues. | Michiko Watanabe, Yasuharu Den, Keikichi Hirose, Nobuaki Minematsu |
| 2004 | Interspeech | Efficient tone classification of speaker independent continuous Chinese speech using anchoring based discriminating features. | Jinsong Zhang, Satoshi Nakamura, Keikichi Hirose |
| 2003 | ICASSP | A multilevel framework to model the inherently confounding nature of sentential F0sentential F0 contours contours for recognizing Chinese lexical tones. | Jinsong Zhang, Keikichi Hirose, Satoshi Nakamura |
| 2003 | Interspeech | Acoustic model selection and voice quality assessment for HMM-based Mandarin speech synthesis. | Wentao Gu, Keikichi Hirose |
| 2003 | Interspeech | Use of linguistic information for automatic extraction of f_0 contour generation process model parameters. | Keikichi Hirose, Yusuke Furuyama, Shuichi Narusawa, Nobuaki Minematsu, Hiroya Fujisaki |
| 2003 | Interspeech | A pronunciation training system for Japanese lexical accents with corrective feedback in learner's voice. | Keikichi Hirose, Frdric Gendrin, Nobuaki Minematsu |
| 2003 | Interspeech | Corpus-based synthesis of fundamental frequency contours of Japanese using automatically-generated prosodic corpus and generation process model. | Keikichi Hirose, Takayuki Ono, Nobuaki Minematsu |
| 2003 | Interspeech | Speech generation from concept for realizing conversation with an agent in a virtual room. | Keikichi Hirose, Junji Tago, Nobuaki Minematsu |
| 2003 | Interspeech | CART-based factor analysis of intelligibility reduction in Japanese English. | Nobuaki Minematsu, Changchen Guo, Keikichi Hirose |
| 2003 | Interspeech | Prosodic analysis and modeling of the NAGAUTA singing to synthesize its prosodic patterns from the standard notation. | Nobuaki Minematsu, Bungo Matsuoka, Keikichi Hirose |
| 2003 | Interspeech | Improvement of non-native speech recognition by effectively modeling frequently observed pronunciation habits. | Nobuaki Minematsu, Koichi Osaki, Keikichi Hirose |
| 2003 | Interspeech | Automatic estimation of perceptual age using speaker modeling techniques. | Nobuaki Minematsu, Keita Yamauchi, Keikichi Hirose |
| 2003 | Interspeech | Considerations on vowel durations for Japanese CALL system. | Taro Mouri, Keikichi Hirose, Nobuaki Minematsu |
| 2003 | Interspeech | Estimation of resonant characteristics based on AR-HMM modeling and spectral envelope conversion of vowel sounds. | Nobuyuki Nishizawa, Keikichi Hirose, Nobuaki Minematsu |
| 2002 | ICASSP | Automatic estimation of one's age with his/her speech based upon acoustic modeling techniques of speakers. | Nobuaki Minematsu, Mariko Sekiguchi, Keikichi Hirose |
| 2002 | ICASSP | A method for automatic extraction of model parameters from fundamental frequency contours of speech. | Shuichi Narusawa, Nobuaki Minematsu, Keikichi Hirose, Hiroya Fujisaki |
| 2002 | Interspeech | Improved corpus-based synthesis of fundamental frequency contours using generation process model. | Keikichi Hirose, Masaya Eto, Nobuaki Minematsu |
| 2002 | Interspeech | Statistical language modeling with prosodic boundaries and its use for continuous speech recognition. | Keikichi Hirose, Nobuaki Minematsu, Makoto Terao |
| 2002 | Interspeech | Robust speech recognition using inter-speaker and intra-speaker adaptation. | Baojie Li, Keikichi Hirose, Nobuaki Minematsu |
| 2002 | Interspeech | Integration of MLLR adaptation with pronunciation proficiency adaptation for non-native speech recognition. | Nobuaki Minematsu, Gakuto Kurata, Keikichi Hirose |
| 2002 | Interspeech | Corpus-based analysis of English spoken by Japanese students in view of the entire phonemic system of English. | Nobuaki Minematsu, Gakuto Kurata, Keikichi Hirose |
| 2002 | Interspeech | Acoustic modeling of sentence stress using differential features between syllables for English rhythm learning system development. | Nobuaki Minematsu, Satoshi Kobashikawa, Keikichi Hirose, Donna Erickson |
| 2002 | Interspeech | Automatic extraction of model parameters from fundamental frequency contours of English utterances. | Shuichi Narusawa, Nobuaki Minematsu, Keikichi Hirose, Hiroya Fujisaki |
| 2002 | Interspeech | Separation of voiced source characteristics and vocal tract transfer function characteristics for speech sounds by iterative analysis based on AR-HMM model. | Nobuyuki Nishizawa, Keikichi Hirose, Nobuaki Minematsu |
| 2001 | ICASSP | Generation of F | Atsuhiro Sakurai, Keikichi Hirose, Nobuaki Minematsu |
| 2001 | Interspeech | Corpus-based synthesis of fundamental frequency contours based on a generation process model. | Keikichi Hirose, Masaya Eto, Nobuaki Minematsu, Atsuhiro Sakurai |
| 2001 | Interspeech | Identification of accent and intonation in sentences for CALL systems. | Carlos Toshinori Ishi, Nobuaki Minematsu, Ryuji Nishide, Keikichi Hirose |
| 2001 | Interspeech | Pruning of redundant synthesis instances based on weighted vector quantization. | Sanghun Kim, Youngjik Lee, Keikichi Hirose |
| 2001 | Interspeech | Use of topic knowledge in spoken dialogue information retrieval system for academic documents. | Shinya Kiriyama, Keikichi Hirose, Nobuaki Minematsu |
| 2000 | ICASSP | Detection of prosodic word boundaries by statistical modeling of mora transitions of fundamental frequency contours and its use for continuous speech recognition. | Keikichi Hirose, Koji Iwano |
| 2000 | ICASSP | Synthesis of vibrato singing. | Yoram Meron, Keikichi Hirose |
| 2000 | ICASSP | Anchoring hypothesis and its application to tone recognition of Chinese continuous speech. | Jinsong Zhang, Keikichi Hirose |
| 2000 | Interspeech | Overview of an intelligent system for information retrieval based on human-machine dialogue through spoken language. | Hiroya Fujisaki, Katsuhiko Shirai, Shuji Doshita, Seiichi Nakagawa, Keikichi Hirose, Shuichi Itahashi, Tatsuya Kawahara, Sumio Ohno, Hideaki Kikuchi, Kenji Abe, Shinya Kiriyama |
| 2000 | Interspeech | Analytical and perceptual study on the role of acoustic features in realizing emotional speech. | Keikichi Hirose, Nobuaki Minematsu, Hiromichi Kawanami |
| 2000 | Interspeech | Identification of Japanese double-mora phonemes considering speaking rate for the use in CALL systems. | Carlos Toshinori Ishi, Keikichi Hirose, Nobuaki Minematsu |
| 2000 | Interspeech | Efficient search strategy in large vocabulary continuous speech recognition using prosodic boundary information. | Shi-wook Lee, Keikichi Hirose, Nobuaki Minematsu |
| 2000 | Interspeech | Modeling phone correlation for speaker adaptive speech recognition. | Baojie Li, Keikichi Hirose, Nobuaki Minematsu |
| 2000 | Interspeech | Robust recognition using multiple utterances. | Yoram Meron, Keikichi Hirose |
| 2000 | Interspeech | Synthesis of fundamental FDrequency contours of standard Chinese sentences from tone sandhi and focus conditions. | Jinfu Ni, Keikichi Hirose |
| 2000 | Interspeech | Development of a formant-based analysis-synthesis system and generation of high quality liquid sounds of Japanese. | Nobuyuki Nishizawa, Nobuaki Minematsu, Keikichi Hirose |
| 2000 | Interspeech | Modeling and generation of accentual phrase F0 contours based on discrete HMMs synchronized at mora-unit transitions. | Atsuhiro Sakurai, Koji Iwano, Keikichi Hirose |
| 2000 | Interspeech | Data-driven intonation modeling using a neural network and a command response model. | Atsuhiro Sakurai, Nobuaki Minematsu, Keikichi Hirose |
| 2000 | Interspeech | Rapid adaptation of n-gram language models using inter-word correlation for speech recognition. | Koki Sasaki, Hui Jiang, Keikichi Hirose |
| 2000 | Interspeech | Discriminating Chinese lexical tones by anchoring F0 features. | Jinsong Zhang, Satoshi Nakamura, Keikichi Hirose |
| 1999 | ICASSP | Prosodic word boundary detection using statistical modeling of moraic fundamental frequency contours and its use for continuous speech recognition. | Koji Iwano, Keikichi Hirose |
| 1999 | Interspeech | Tone recognition of Chinese continuous speech using tone critical segments. | Keikichi Hirose, Jinsong Zhang |
| 1999 | Interspeech | Efficient weight training for selection based synthesis. | Yoram Meron, Keikichi Hirose |
| 1999 | Interspeech | Detecting accent sandhi in Japanese using a superpositional F0 model. | Atsuhiro Sakurai, Hiromichi Kawanami, Keikichi Hirose |
| 1998 | ICASSP | Improving Viterbi Bayesian predictive classification via sequential Bayesian learning in robust speech recognition. | Hui Jiang, Keikichi Hirose, Qiang Huo |
| 1998 | ICASSP | Accent type recognition and syntactic boundary detection of Japanese using statistical modeling of moraic transitions of fundamental frequency contours. | Keikichi Hirose, Koji Iwano |
| 1998 | Interspeech | On the relationship of speech rates with prosodic units in dialogue speech. | Keikichi Hirose, Hiromichi Kawanami |
| 1998 | Interspeech | Representing prosodic words using statistical models of moraic transition of fundamental frequency contours of Japanese. | Koji Iwano, Keikichi Hirose |
| 1998 | Interspeech | A minimax search algorithm for CDHMM based robust continuous speech recognition. | Hui Jiang, Keikichi Hirose, Qiang Huo |
| 1998 | Interspeech | A method for measuring the intelligibility and nonnativeness of phone quality in foreign language pronunciation training. | Goh Kawai, Keikichi Hirose |
| 1998 | Interspeech | Separation of singing and piano sounds. | Yoram Meron, Keikichi Hirose |
| 1998 | Interspeech | A synthesis-oriented model of phrasal pitch movements in standard Chinese. | Jinfu Ni, Goh Kawai, Keikichi Hirose |
| 1998 | Interspeech | A linguistic and prosodic database for data-driven Japanese TTS synthesis. | Atsuhiro Sakurai, Takashi Natsume, Keikichi Hirose |
| 1998 | Interspeech | A robust tone recognition method of Chinese based on sub-syllabic F0 contours. | Jinsong Zhang, Keikichi Hirose |
| 1997 | ICASSP | Robust speech recognition based on Viterbi Bayesian predictive classification. | Hui Jiang, Keikichi Hirose, Qiang Huo |
| 1997 | Interspeech | A method of representing fundamental frequency contours of Japanese using statistical models of moraic transition. | Keikichi Hirose, Koji Iwano |
| 1997 | Interspeech | A CALL system using speech recognition to train the pronunciation of Japanese long vowels, the mora nasal and mora obstruents. | Goh Kawai, Keikichi Hirose |
| 1997 | Interspeech | Use of recurrent network for unknown language rejection in language identification system. | HingKeung Kwan, Keikichi Hirose |
| 1997 | Interspeech | Quantitative analysis and formulation of tone concatenation in Chinese F0 contours. | Jinfu Ni, Ren-Hua Wang, Keikichi Hirose |
| 1996 | ICASSP | Detection of syntactic boundaries by partial analysis-by-synthesis of fundamental frequency contours. | Keikichi Hirose, Atsuhiro Sakurai |
| 1996 | Interspeech | Synthesizing dialogue speech of Japanese based on the quantitative analysis of prosodic features. | Keikichi Hirose, Mayumi Sakata, Hiromichi Kawanami |
| 1996 | Interspeech | Unknown language rejection in language identification system. | HingKeung Kwan, Keikichi Hirose |
| 1996 | Interspeech | Language training system utilizing speech modification. | Yoram Meron, Keikichi Hirose |
| 1996 | Interspeech | Prosodic manipulation system of speech material for perceptual experiments. | Nobuaki Minematsu, Seiichi Nakagawa, Keikichi Hirose |
| 1996 | Interspeech | Detection of phrase boundaries in Japanese by low-pass filtering of fundamental frequency contours. | Atsuhiro Sakurai, Keikichi Hirose |
| 1996 | Interspeech | Adaptive recognition method based on posterior use of distribution pattern of output probabilities. | Jinsong Zhang, Beiqian Dai, Changfu Wang, HingKeung Kwan, Keikichi Hirose |
| 1995 | Interspeech | HMM-based tone recognition of Chinese trisyllables using double codebooks on fundamental frequency and waveform power. | Keikichi Hirose, Xinhui Hu |
| 1995 | Interspeech | Recognized phoneme-based N-gram modeling in automatic language identification. | HingKeung Kwan, Keikichi Hirose |
| 1995 | Interspeech | Analysis and synthesis of prosodic features in spoken dialogue of Japanese. | Mayumi Sakata, Keikichi Hirose |
| 1994 | Interspeech | Prosodic characteristics of a spoken dialogue for information query. | Hiroya Fujisaki, Sumio Ohno, Masafumi Osame, Mayumi Sakata, Keikichi Hirose |
| 1994 | Interspeech | Use of prosodic features in the recognition of continuous speech. | Keikichi Hirose, Atsuhiro Sakurai, Hiroyuki Konno |
| 1994 | Interspeech | Recognition of Chinese tones in monosyllabic and disyllabic speech using HMM. | Xinhui Hu, Keikichi Hirose |
| 1994 | Interspeech | Speech recognition using HMM with decreased intra-group variation in the temporal structure. | Nobuaki Minematsu, Keikichi Hirose |
| 1994 | Interspeech | Role of prosodic features in the human process of speech perception. | Nobuaki Minematsu, Keikichi Hirose |
| 1994 | Interspeech | A method for word spotting in continuous speech using both segmental and contextual likelihood scores. | Sumio Ohno, Hiroya Fujisaki, Keikichi Hirose |
| 1994 | Interspeech | A scheme for Chinese speech synthesis by rule based on pitch-synchronous multi-pulse excitation LP method. | Changfu Wang, Wenshen Yue, Keikichi Hirose, Hiroya Fujisaki |
| 1993 | ICASSP | Utterance normalization using vowel features in a spoken word recognition system for multiple speakers. | Sumio Ohno, Keikichi Hirose, Hiroya Fujisaki |
| 1993 | Interspeech | Proposal and implementation of a spoken word recognizer using utterance normalization and multiple templates on a single VLSI chip. | Hiroya Fujisaki, Sumio Ohno, Hideki Nasuno, Keikichi Hirose |
| 1993 | Interspeech | Generation of speech reply in the speech response system. | Keikichi Hirose, Yasuharu Asano |
| 1992 | ICASSP | A scheme for pitch extraction of speech using autocorrelation function with frame length proportional to the time lag. | Keikichi Hirose, Hiroya Fujisaki, Shigenobu Seto |
| 1992 | Interspeech | A method of dialogue management for the speech response system. | Yasuharu Asano, Keikichi Hirose, Hiroya Fujisaki |
| 1992 | Interspeech | Prosody and syntax in spoken sentences of standard Chinese. | Hiroya Fujisaki, Keikichi Hirose, Haitao Lei |
| 1992 | Interspeech | The influence of semantic and syntactic information on spoken sentence recognition. | Nobuaki Minematsu, Sumio Ohno, Keikichi Hirose, Hiroya Fujisaki |
| 1990 | ICASSP | A system for synthesizing Japanese speech from orthographic text. | Hiroya Fujisaki, Keikichi Hirose, Hisashi Kawai, Yasuharu Asano |
| 1990 | ICASSP | Spoken word recognition for multiple speakers based on path-limited DP matching and a method for speaker normalization. | Keikichi Hirose, Hiroya Fujisaki, Sumio Ohno, Haruhiko Mio |
| 1990 | Interspeech | Proposal and evaluation of a new type of terminal analog speech synthesizer. | Hiroya Fujisaki, Keikichi Hirose, Yasuharu Asano |
| 1990 | Interspeech | Analysis and modeling of tonal features in polysyllabic words and sentences of the standard Chinese. | Hiroya Fujisaki, Keikichi Hirose, Pierre A. Hall, Haitao Lei |
| 1990 | Interspeech | Influence of context and knowledge on the perception of continuous speech. | Hiroya Fujisaki, Keikichi Hirose, Sumio Ohno, Nobuaki Minematsu |
| 1990 | Interspeech | Proposal and evaluation of a new scheme for reliable pitch extraction of speech. | Hiroya Fujisaki, Keikichi Hirose, Shigenobu Seto |
| 1990 | Interspeech | Manifestation of linguistic and para-linguistic information in the voice fundamental frequency contours of spoken Japanese. | Hiroya Fujisaki, Keikichi Hirose, Noboru Takahashi |
| 1990 | Interspeech | Chinese four tone recognition based on the model for process of generating F0 contours of sentences. | Changfu Wang, Hiroya Fujisaki, Keikichi Hirose |
| 1987 | ICASSP | A new system for reliable pitch extraction of speech. | Hiroya Fujisaki, Keikichi Hirose, Keisuke Shimizu |
| 1986 | ICASSP | Acoustic characteristics and the underlying rules of intonation of the common Japanese used by radio and television announcers. | Hiroya Fujisaki, Keikichi Hirose, Noboru Takahashi, Hiroyoshi Morikawa |
| 1986 | ICASSP | A new approach to continuous speech recognition based on considerations on human processes of speech perception. | Hiroya Fujisaki, Keikichi Hirose, Hirofumi Udagawa, Noboru Kanedera |
| 1986 | ICASSP | Use of optical signal processing techniques to spectrum analysis of speech. | Keikichi Hirose, Hiroya Fujisaki, Yasuhiro Kosugi |
| 1986 | ICASSP | Generation of prosodic symbols for rule-synthesis of connected speech of Japanese. | Keikichi Hirose, Hiroya Fujisaki, Hisashi Kawai |
| 1984 | ICASSP | Automatic recognition of spoken words from a large vocabulary using syllable templates. | Hiroya Fujisaki, Keikichi Hirose, Tomohiro Inoue, Yasuo Sato |
| 1984 | ICASSP | Synthesis by rule of voice fundamental frequency contours of spoken Japanese from linguistic information. | Keikichi Hirose, Hiroya Fujisaki, Mikio Yamaguchi |
| 1982 | ICASSP | Analysis and synthesis of voice fundamental frequency contours of spoken sentences. | Keikichi Hirose, Hiroya Fujisaki |