Katsuhiko Shirai

Takahiro Miyajima, Hideaki Kikuchi, Katsuhiko Shirai, Shigeki Okawa: Method for Collection of Acted Speech Using Various Situation Scripts. LREC 2012: 1179-1182

Yotaro Kubo, Shigeki Okawa, Akira Kurematsu, Katsuhiko Shirai: Temporal AM-FM combination for robust speech recognition. Speech Communication 53(5): 716-725 (2011)

Yoshito Ogawa, Jungo Katsuyama, Takahiro Miyajima, Katsuhiko Shirai, Makoto Murakami: Construction of Decision Model for a System to Start Communicating with a Human Using Hidden Markov Model. ACIS-ICIS 2010: 401-406

Satoshi Ushiyama, Kazunori Matsui, Motoi Yamagiwa, Makoto Murakami, Minoru Uehara, Katsuhiko Shirai: Decision Model for a Robot to Start Communicating with a Human. CISIS 2009: 144-148

Makoto Murakami, Motoi Yamagiwa, Minoru Uehara, Satoshi Ushiyama, Katsuhiko Shirai: Decision Model for a System to Start Communicating with a Human Using HMM. NBiS 2009: 618-622

Yotaro Kubo, Shigeki Okawa, Akira Kurematsu, Katsuhiko Shirai: Recognizing Reverberant Speech Based on Amplitude and Frequency Modulation. IEICE Transactions 91-D(3): 448-456 (2008)

Toru Taniguchi, Mikio Tohyama, Katsuhiko Shirai: Detection of speech and music based on spectral tracking. Speech Communication 50(7): 547-563 (2008)

Yotaro Kubo, Akira Kurematsu, Katsuhiko Shirai, Shigeki Okawa: Noisy speech recognition using temporal AM-FM combination. ICASSP 2008: 4709-4712

Yotaro Kubo, Shigeki Okawa, Akira Kurematsu, Katsuhiko Shirai: A comparative study on AM and FM features. INTERSPEECH 2008: 642-645

Yotaro Kubo, Shigeki Okawa, Akira Kurematsu, Katsuhiko Shirai: A study on temporal features derived by analytic signal. INTERSPEECH 2007: 1130-1133

Lingnan Ge, Katsuhiko Shirai, Yubo Ge: Enhancing Robustness of Speech Recognition by Approach of Feature with Confident Weight. Artificial Intelligence and Applications 2006: 115-119

Takehiro Morino, Daiki Osafune, Takayuki Itano, Katsuhiko Shirai, Makoto Murakami: Construction of the Walking Motion Model for Animated Characters' Motion. EuroIMSA 2005: 1-6

Toru Taniguchi, Akishige Adachi, Shigeki Okawa, Masaaki Honda, Katsuhiko Shirai: Discrimination of speech, musical instruments and singing voices using the temporal patterns of sinusoidal segments in audio signals. INTERSPEECH 2005: 589-592

Weidong Qu, Katsuhiko Shirai: Sounds of Speech Based Spoken Document Categorization: A Subword Representation Method. IEICE Transactions 87-D(5): 1175-1184 (2004)

Itaru Kaneko, Katsuhiko Shirai, Mika Onishi Neergaard: Probabilistic Multi-Lateral Security Model for Ubiquitous Multimedia Services. ICDCS Workshops 2004: 236-241

Yasuo Suzuki, Yoshinori Sagisaka, Katsuhiko Shirai, Makiko Muto: Analysis of the phone level contributions to objective evaluation of English speech by non-natives. INTERSPEECH 2004

Takao Monma, Eiji Sawamura, Takahiro Fukushima, Ichiro Maruyama, Terumasa Ehara, Katsuhiko Shirai: Automatic closed-caption production system on TV programs for hearing-impaired people. Systems and Computers in Japan 34(13): 71-82 (2003)

Makiko Muto, Yoshinori Sagisaka, Takuro Naito, Daiju Maeki, Aki Kondo, Katsuhiko Shirai: Corpus-based modeling of naturalness estimation in timing control for non-native speech. INTERSPEECH 2003

Shigeki Okawa, Katsuhiko Shirai: Statistical estimation of phoneme's most stable point based on universal constraint. INTERSPEECH 2003

Shuji Hashimoto, Seinosuke Narita, Hironori Kasahara, Katsuhiko Shirai, Atsuo Kobayashi, Atsuo Takanishi, Shigeki Sugano, Jin'ichi Yamaguchi, Hideyuki Sawada, Hideaki Takanobu, Koji Shibuya, Toshio Morita, T. Kurata, N. Onoe, K. Ouchi, T. Noguchi, Yosihiro Niwa, Seikon Nagayama, Hirokazu Tabayashi, I. Matsui, Motoki Obata, H. Matsuzaki, A. Murasugi, Tetsunori Kobayashi, S. Haruyama, Tetsuhiko Okada, Y. Hidaki, Yuichi Taguchi, Keiichiro Hoashi, Emi Morikawa, Yuri Iwano, D. Araki, J. Suzuki, Masao Yokoyama, I. Dawa, Daisuke Nishino, Sadatoshi Inoue, T. Hirano, Eiji Soga, S. Gen, T. Yanada, Keisuke Kato, S. Sakamoto, Y. Ishii, Shigeru Matsuo, Yousuke Yamamoto, Kensuke Sato, T. Hagiwara, T. Ueda, N. Honda, Kazuo Hashimoto, T. Hanamoto, S. Kayaba, Takuya Kojima, Hiroyasu Iwata, H. Kubodera, R. Matsuki, T. Nakajima, K. Nitto, D. Yamamoto, Y. Kamizaki, S. Nagaike, Y. Kunitake, Satoshi Morita: Humanoid Robots in Waseda University-Hadaly-2 and WABIAN. Auton. Robots 12(1): 25-38 (2002)

Makoto Murakami, Masahide Yoneyama, Katsuhiko Shirai: Accurate Human Face Extraction using Genetic Algorithm and Subspace Method. HIS 2002: 745-754

Itaru Kaneko, Katsuhiko Shirai: The Multi-lateral Security Framework for the Ubiquitous Internet Multimedia. IMSA 2001: 85-90

Shuntaro Isogai, Katsuhiko Shirai, Hirofumi Yamamoto, Yoshinori Sagisaka: Multi-class composite n-gram language model using multiple word clusters and word successions. INTERSPEECH 2001: 25-28

Hideharu Nakajima, Izumi Hirano, Yoshinori Sagisaka, Katsuhiko Shirai: Pronunciation variant analysis using speaking style parallel corpus. INTERSPEECH 2001: 65-68

Yunjung Lee, Joohun Lee, Ki Yong Lee, Katsuhiko Shirai: Speech enhancement based on IMM with NPHMM. INTERSPEECH 2001: 1875-1878

Joohun Lee, JongJoo Lee, Ki Yong Lee, Katsuhiko Shirai: AR-ARMA HMM and its application to speech enhancement. SIP 2001: 207-212

Makoto Murakami, Masahide Yoneyama, Katsuhiko Shirai: Accurate Extraction of Human Face Area using Subspace Method and Genetic Algorithm. IEEE International Conference on Multimedia and Expo (I) 2000: 411-414

Hiroya Fujisaki, Katsuhiko Shirai, Shuji Doshita, Seiichi Nakagawa, Keikichi Hirose, Shuichi Itahashi, Tatsuya Kawahara, Sumio Ohno, Hideaki Kikuchi, Kenji Abe, Shinya Kiriyama: Overview of an intelligent system for information retrieval based on human-machine dialogue through spoken language. INTERSPEECH 2000: 70-73

Hideaki Kikuchi, Katsuhiko Shirai: Improvement of dialogue efficiency by dialogue control model according to performance of processes. INTERSPEECH 2000: 711-714

Zhang Sen, Katsuhiko Shirai: Re-estimation of LPC coefficients in the sense of l&inf; criterion. INTERSPEECH 2000: 737-740

Kazumi Aoyama, Izumi Hirano, Hideaki Kikuchi, Katsuhiko Shirai: Designing a domain independent platform of spoken dialogue system. INTERSPEECH 2000: 1057-1060

Weidong Qu, Katsuhiko Shirai: Using machine learning method and subword unit representations for spoken document categorization. INTERSPEECH 2000: 1065-1068

Ichiro Maruyama, Yoshiharu Abe, Terumasa Ehara, Katsuhiko Shirai: An automatic timing detection method for superimposing closed captions of TV programs. INTERSPEECH 2000: 1109-1112

Keiichiro Hoashi, Kazunori Matsumoto, Naomi Inoue, Kazuo Hashimoto, Takashi Hasegawa, Katsuhiko Shirai: Experiments on the TREC-9 Filtering Track. TREC 2000

Katsutoshi Ohtsuki, Tatsuo Matsuoka, Takeshi Mori, Kotaro Yoshida, Yuichi Taguchi, Sadaoki Furui, Katsuhiko Shirai: Japanese large-vocabulary continuous-speech recognition using a newspaper corpus and broadcast news. Speech Communication 28(2): 155-166 (1999)

Shinichi Hoshino, Itaru Kaneko, Hideaki Kikuchi, Katsuhiko Shirai: A post-processing of speech for hearing impaired integrate into standard digital audio decoders. EUROSPEECH 1999

Ichiro Maruyama, Yoshiharu Abe, Eiji Sawamura, Tetsuo Mitsuhashi, Terumasa Ehara, Katsuhiko Shirai: Cognitive experiments on timing lag for superimposing closed captions. EUROSPEECH 1999

Shigeki Okawa, Takehiro Nakajima, Katsuhiko Shirai: A recombination strategy for multi-band speech recognition based on mutual information criterion. EUROSPEECH 1999

Yasuo Shirosaki, Hideaki Kikuchi, Katsuhiko Shirai: Improving recognition correct rate of important words in large vocabulary speech recognition. EUROSPEECH 1999

Ki Yong Lee, Steve McLaughlin, Katsuhiko Shirai: Speech enhancement based on neural predictive hidden Markov model. Signal Processing 65(3): 373-381 (1998)

Takahiro Wakao, Eiji Sawamura, Terumasa Ehara, Ichiro Maruyama, Katsuhiko Shirai: Project for Production of Closed-Caption TV Programs for the Hearing Impaired. COLING-ACL 1998: 1340-1344

Ichiro Maruyama, Yoshiharu Abe, Takahiro Wakao, Eiji Sawamura, Terumasa Ehara, Katsuhiko Shirai: Word sequence pair spotting for synchronization of speech and text in production of closed-caption TV programs for the hearing impaired. ICSLP 1998

Masao Yokoyama, Kazumi Aoyama, Hideaki Kikuchi, Katsuhiko Shirai: Use of non-verbal information in communication between human and robot. ICSLP 1998

Junichi Morita, Takao Monma, Katsuhiko Shirai: J-MUSE; The Development of Pronunciation CAI System Based on Japanese Speech Recognition Intensified to Detect Errors. WebNet 1998

Masahide Yoneyama, Y. Iwano, Akihiro Ohtake, Katsuhiko Shirai: Facial Expressions Recognition Using Discrete Hopfield Neural Network. ICIP (1) 1997: 117-120

Tatsuo Matsuoka, Yuichi Taguchi, Katsutoshi Ohtsuki, Sadaoki Furui, Katsuhiko Shirai: Toward automatic transcription of Japanese broadcast news. EUROSPEECH 1997

Ryuji Mine, Tetsunori Kobayashi, Katsuhiko Shirai: Speech recognition in nonstationary noise based on parallel HMMs and spectral subtraction. Systems and Computers in Japan 27(14): 37-44 (1996)

Yuri Iwano, Shioya Kageyama, Emi Morikawa, Shu Nakazato, Katsuhiko Shirai: Analysis of head movements and its role in spoken dialogue. ICSLP 1996

Tatsuo Matsuoka, Katsutoshi Ohtsuki, Takeshi Mori, Sadaoki Furui, Katsuhiko Shirai: Japanese large-vocabulary continuous-speech recognition using a business-newspaper corpus. ICSLP 1996

Shigeki Okawa, Katsuhiko Shirai: Estimation of statistical phoneme center considering phonemic environments. ICSLP 1996

Katsuhiko Shirai: Modeling of spoken dialogue with and without visual information. ICSLP 1996

Shuichi Tanaka, Shu Nakazato, Keiichiro Hoashi, Katsuhiko Shirai: Spoken dialogue interface in a dual task situation. ICSLP 1996

Hideaki Kikuchi, Ikuo Kudo, Tetsunori Kobayashi, Katsuhiko Shirai: Handling of user interruption to achieve timing-free utterances for spoken dialogue interface. Systems and Computers in Japan 26(14): 92-104 (1995)

Katsuhiko Shirai, Jin Hiwatashi: A design system for special purpose processors based on architectures for distributed processing. EURO-DAC 1995: 380-385

Shigeki Okawa, Katsuhiko Shirai: Estimation of statistical phoneme center and its application to accurate phoneme modelling. EUROSPEECH 1995

Katsuhiko Shirai, Sadaoki Furui: Editorial. Speech Communication 15(3-4): 189-191 (1994)

Shu Nakazato, Katsuhiko Shirai: Effects on utterances caused by knowledge on the hearer. ICSLP 1994

Takuya Nishirnoto, Nobutoshi Shida, Tetsunori Kobayashi, Katsuhiko Shirai: Multimodal drawing tool using speech, mouse and key-board. ICSLP 1994

Shigeki Okawa, Tetsunori Kobayashi, Katsuhiko Shirai: Phoneme recognition in various styles of utterance based on mutual information criterion. ICSLP 1994

Shigeki Okawa, Christoph Windheuser, Frédéric Bimbot, Katsuhiko Shirai: Evaluation of phonetic feature recognition with a time-delay neural network. ICSLP 1994

Naohiro Sakurai, Takerni Mochida, Tetsunori Kobayashi, Katsuhiko Shirai: Generation of prosody in speech synthesis using large speech data-base. ICSLP 1994

Katsuhiko Shirai: Estimation and generation of articulatory motion using neural networks. Speech Communication 13(1-2): 45-51 (1993)

Tetsunori Kobayashi, Ryuji Mine, Katsuhiko Shirai: Speech recognition under the unstationary noise based on the noise Markov model and spectral-subtraction. EUROSPEECH 1993

Shigeki Okawa, Tetsunori Kobayashi, Katsuhiko Shirai: Word spotting in conversational speech based on phonemic unit likelihood by mutual information criterion. EUROSPEECH 1993

Tetsunori Kobayashi, Katsuhiko Shirai: Spectral mapping onto probabilistic domain using neural networks and its application to speaker adaptive phoneme recognition. ICSLP 1992

Katsuhiko Shirai, Shigeki Okawa, Tetsunori Kobayashi: Phoneme recognition in continuous speech based on mutual information considering phonemic duration and connectivity. ICSLP 1992

Katsuhiko Shirai, Kazuo Hashimoto, Tetsunori Kobayashi: Text-to-speech synthesizer using superposition of sinusoidal waves generated by synchronized oscillators. EUROSPEECH 1991

Katsuhiko Shirai, E. Kitagawa, T. Endo: Optimal construction of context sensitive quantizer for phoneme recognition in continuous speech. EUROSPEECH 1991

Katsuhiko Shirai, Naoki Hosaka, E. Kitagawa, T. Endo: Speaker adaptable phoneme recognition selecting reliable acoustic features based on mutual information. ICSLP 1990

Katsuhiko Shirai, Y. Sato, Kazuo Hashimoto: Speech synthesis using superposition of sinusoidal waves generated by synchronized oscillators. ICSLP 1990

Katsuhiko Shirai, Noriyuki Aoki, Naoki Hosaka: Phoneme recognition in continuous speech using feature selection based on mutual information. EUROSPEECH 1989: 1370-1373

Tetsunori Kobayashi, Katsuhiko Shirai: Description of task dependent knowledge for speech understanding system. ECST 1987: 2405

Katsuhiko Shirai, Kazunori Mano, Koji Sano: Speaker adaptive phoneme recognition in continuous speech based on vector quantization. ECST 1987: 2435

Katsuhiko Shirai, Tetsunori Kobayashi: Estimating articulatory motion from speech wave. Speech Communication 5(2): 159-170 (1986)

Katsuhiko Shirai, T. Hamada: Linguistic Knowledge Extraction from Real Language Behavior. COLING 1986: 253-255

Katsuhiko Shirai, Shinobu Masaki: An estimation of the production process for fricative consonants. Speech Communication 2(2-3): 111-114 (1983)

Katsuhiko Shirai, Toshimitsu Minowa: The non-stationary analysis of speech waves by the Hierarchical method. Speech Communication 2(2-3): 129-132 (1983)

Katsuhiko Shirai, J. Kubota, Yoshihiko Hayashi: Japanese Sentence Analysis System Essay - Evaluation Of Dictionary Derived From Real Text Data. COLING 1982: 259-261

Katsuhiko Shirai, Y. Fukazawa, T. Matzui, H. Matzuura: A Trial Of Japanese Text Input System Using Speech Recognition. COLING 1980: 464-471