KATAGIRI Shigeru
Faculty of Science and Engineering Department of Information Systems Design
Professor
Last Updated :2021/10/24

Researcher Profile and Settings

Research Interests

  • Co-Creation Informatics
  • Machine Learning

Research Areas

  • Informatics/Sensitivity (kansei) informatics
  • Informatics/Soft computing
  • Informatics/Intelligent robotics
  • Informatics/Perceptual information processing

Research History

  • 1982-1988: Research on rule-based spech recognition
  • 1989- Present: Research on discriminative training including the development of Minimum Classification Error/Generalized Probabilistic Descent method

Academic & Professional Experience

  • Outside Director, ATR Learning Technology, 2014/06 - Today
  • Faculty of Science and Engineering, Department of Information Systems Design, Doshisha University, 2006 - Today
  • Member, Science Council of Japan, 2006/08 - 2014/07
  • Director, NTT Communication Laboratories (CS Labs), Nippon Telegraph and Telephone, 2005 - 2006
  • Doshisha University, 2004 - 2006
  • Graduate School of Engineering, Nagoya University, 2001 - 2004
  • Graduate School of Informatics, Kyoto University, 1998 - 2004
  • Executive Manager, Intelligent Informatics Laboratory, NTT CS Labs, 2000/10 - 2003/03
  • Visiting Researcher, AT&T Bell Laboratories, 1989 - 1990
  • Visiting Researcher (Vice Director), Neural Information Analysis Laboratories, ATR, 2013 - Today
  • Professor, Doshisha University, 2006/04 - Today
  • Research Professor, NTT CS Labs, 2006/04 - 2008/03
  • Part-time Lecturer, Faculty of Engineering, Doshsiha University, 2004/04 - 2006/03
  • Deputy Director, NTT CS Labs, 2003/04 - 2005/03
  • Part-time Lecturer, Graduate School of Engieering, Nagoya University, 2001/04 - 2004/03
  • Adjunct Professor, Graduate School of Informatics, Kyoto University, 1998/04 - 2004/03
  • Group Leader, CS Labs, 1999 - 2000
  • Dept. Head, ATR, 1997 - 1999
  • Supervisor, ATR, 1992 - 1997
  • Senior Researcher, Advanced Telecommunications Research Institute International (ATR), 1986 - 1992
  • Researcher, Nippon Telegraph and Telephone (NTT) Electrical Communication Laboratories, 1982 - 1986

Education

  • Tohoku University, 1982
  • Tohoku University, Graduate School, Division of Engineering, 1982
  • Tohoku University, 1979
  • Tohoku University, Graduate School, Division of Engineering, 1979
  • Tohoku University, Faculty of Engineering, 1977
  • Tohoku University, Faculty of Engineering, 1977

Academic Degrees

  • Dr. Engineering, Tohoku University
  • 工学博士, 東北大学
  • 修士(工学), 東北大学

Association Memberships

  • IEICE
  • Acoustical Society of Japan
  • Acoust. Soc. Jpn.
  • ENNS
  • JNNS
  • INNS
  • IEEE
  • Signal and Image Processing
  • European Association for Speech

Committee Memberships

  • 電子情報通信学会「パターン認識・メディア理解」研究会 技術研究報告, 2012 - Today, IEEE, Academic society
  • Member, James L. Flanagan Speech and Audio Processing Award Selection Committee, 2013/07 -2019/06, IEEE, Academic society
  • Chair, James L. Flanagan Speech and Audio Processing Award Selection Committee, 2016/07 -2018/06, IEEE, Academic society
  • Member, James Flanagan Award Committee, 2013 -2014, IEEE, Academic society, IEEE
  • Reviewer, 2007 -2009, Acoustical Society of Japan, Academic society, Acoustical Society of Japan
  • Member, James Flanagan Award Committee, 2005 -2009, IEEE, Academic society, IEEE
  • Member, Japan Council Award Committee, 2009, IEEE, Academic society, IEEE
  • Member, Flank Rosenblatt Award Committee, 2004 -2007, IEEE, Academic society, IEEE
  • Member, Organization & Publicity Committee, 2005 -2006, Acoust. Soc. Jpn., Academic society, Acoust. Soc. Jpn.
  • Action Editor, 2000 -2006, INNS, JNNS, ENNS, Academic society, INNS, JNNS, ENNS
  • Member-at-Large, Signal Processing Society Board-of-Governors, 2003 -2005, IEEE, Academic society, IEEE
  • Chair, Kansai Section, 2005, Acoust. Soc. Jpn., Academic society, Acoust. Soc. Jpn.
  • Member, Promotion & Publicity Committee, 2001 -2002, Acoust. Soc. Jpn., Academic society, Acoust. Soc. Jpn.
  • Senior Editor, 2001 -2002, European Association for Speech, Signal and Image Processing, Academic society, European Association for Speech, Signal and Image Processing
  • Member, Special Event Organizing Committee, 1999 -2002, Acoust. Soc. Jpn., Academic society, Acoust. Soc. Jpn.
  • Member, Neural Network Society Administration Committee, 2002, IEEE, Academic society, IEEE
  • Councilor, Kansai Section, 1999 -2001, Acoust. Soc. Jpn., Academic society, Acoust. Soc. Jpn.
  • Member, Neural Network Council Advisory Committee, 1998 -2001, IEEE, Academic society, IEEE
  • Transaction Editor, 1997 -2001, IEICE, Academic society, IEICE
  • Chair, Signal Processing Society Neural Networks for Signal Processing Technical Committee, 1999 -2000, IEEE, Academic society, IEEE
  • Councilor, 1999, Acoust. Soc. Jpn., Academic society, Acoust. Soc. Jpn.
  • Vice Chair, Tokyo Chapter, 1997 -1998, IEEE, Academic society, IEEE
  • Secretary, Signal Processing Society Neural Networks for Signal Processing Technical Committee, 1997 -1998, IEEE, Academic society, IEEE
  • Associate Editor, Trans. on Signal Processing, 1994 -1997, IEEE, Academic society, IEEE
  • Member, Signal Processing Society Neural Networks for Signal Processing, 1991 -1996, IEEE, Academic society, IEEE

Awards & Honors

  • NTT R&D Fellow
    2002
  • Best Presentation Award, Japanese Society for Artificial Intelligence
    2002
  • IEEE Fellow
    2001
  • IEEE Signal Processing Society Senior Award
    1993
  • ATR R&D Award, Special Prize
    1992
  • ATR R&D Award
    1991
  • 27th Sato Paper Award, Acoustical Society of Japan
    1987
  • 22nd Sato Paper Award, Acoustical Society of Japan
    1982

Published Papers

  • Experimental Evaluation of Boundary-Uncertainty-Based Classifier Optimization
    Masayuki Kageyama, David Ha, Masahiro Senda, Miho Ohsaki, Shigeru Katagiri
    ISS-P-060134 - 134, 09 Mar. 2021, Japanese, Research paper (other academic)
  • Improved Boundary Uncertainty Estimation for Classifier Selection
    David Ha, Shigeru Katagiri, Miho Ohsaki
    The 7th IEEE MTT-S International Wireless Symposium, Sep. 2020, English, Research paper (international conference proceedings)
  • Study on Maximum Bayes Boundary-ness Training for Pattern Classification
    Masahiro Senda, David Ha, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEICE Technical Report, PRMU2019(101)243 - 248, Mar. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Experimental Evaluation on Bayes Error Estimation Capability of Kernel Minimum Classification Error Training
    Koji Yamada, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEICE Technical Report PRMU, PRMU2019(100)237 - 242, Mar. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Experimental Evaluation for Bayes Error Estimation Capability of Large Geometric Margin Minimum Classification Error Training
    Ikuhiko Nishiyama, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEICE Technical Report PRMU, PRMU2019(99)231 - 236, Mar. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Study on Generalized Performances of Actor-Critic-Method-based Autonomous Driving Model
    Takeru Nakagawa, Hideyuki Nakagawa, Shigeru Katagiri, Miho Ohsaki
    Proceedings on Information and Systems II, 2020 IEICE General Conference, D-20-8131 - 131, Mar. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Minimum Classification Error Training with Speech Synthesis-Based Regularization for Speech Recognition
    Naoto UMEZAKI, Takumi OKUBO, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    ACM, Proc. International Conference on Signal Processing and Machine Learning (SPML2019), Nov. 2019, English, Research paper (international conference proceedings)
  • Maximum Bayes Boundary-Ness Training for Pattern Classification
    Masahiro SENDA, David HA, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    ACM, Proc. International Conference on Signal Processing and Machine Learning (SPML2019), Nov. 2019, English, Research paper (international conference proceedings)
  • A Practical Method Based on Bayes Boundary-Ness for Optimal Classifier Parameter Status Selection
    David HA, Yuya TOMOTOSHI, Masahiro SENDA, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    Journal of Signal Processing Systems, 92135 - 151, May 2019, English, Research paper (scientific journal)
  • Analysis of Bayes Error Estimation Capability of Minimum Classification Error Training
    Akihiro Tsuruo, Ikuya Nishiyama, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEICE Proc. 2019 General Conference ISS Student Poster Session, ISS-A48 - 48, Mar. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Classifier Training Method Maximizing Bayes Boundary-ness
    Masahiro Senda, David Ha, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IECE Proc. 2019 General Conference ISS Student Poster Session, ISS-A47 - 47, Mar. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Study on Kernel Minimum Classification Error Training Method for Time-Series Patterns
    Shun Ogoshi, Koji Yamada, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEICE Proc. 2019 General Conference ISS Student Poster Session, ISS-A46 - 46, Mar. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Experimental Evaluation of Optimal Classifier Parameter Selection Method Based on Bayes Boundary-ness
    Masayuki Kageyama, David Ha, Yuya Tomoyoshi, Hideyuki Watanabe, Miho Ohsaki, Shigeru Katagiri
    IEICE Proc. 2019 General Conference ISS Student Poster Session, ISS-A44 - 44, Mar. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Development of t-Room's Sound Output Control Method Dynamically Selecting Output-Target Monoliths
    Hiroshi Azuma, Osamu Wada, Shigeru Katagiri, Miho Ohsaki
    IPSJ SIG Technical Report, 2019-GN107(10)1 - 8, Mar. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Optimal Classifier Parameter Status Selection Based on Bayes Boundary-ness for Multi-ProtoType and Multi-Layer Perceptron Classifiers
    Yuya TOMOTOSHI, David HA, Emilie DELATTRE, Hideyuki WATANABE, Xugang LU, Shigeru KATAGIRI, Miho OHSAKI
    Integrated Uncertaintyin Knowledge Modelling and Decision Making (Lecture Notes in Artificial Intelligence), 11471295 - 307, Mar. 2019, English, Research paper (international conference proceedings)
  • Improvement for Boundary-Uncertainty-Based Classifier Parameter Status Selection Method
    David HA, Yuya TOMOTOSHI, Masahiro SENDA, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    IEEE, Proc. Int. Conf. Computational Electromagnetics (ICCEM 2019), Mar. 2019, English, Research paper (international conference proceedings)
  • Experimental Evaluation of Automatic Determination of Loss Smoothness for Minimum Classification Error Training
    Kazuma Kobayashi, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEICE Technical Report PRMU2018-93, 118(362)97 - 102, Dec. 2018, Japanese, Research paper (conference, symposium, etc.)
  • Bayes Boundary Estimation Capability Assessment for Large Geometric Margin Minimum Classification Error Training
    Ikuhiko Nishiyama, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEICE Technical Report PRMU2018-92, 118(362)91 - 96, Dec. 2018, Japanese, Research paper (conference, symposium, etc.)
  • Body Part Diagram Recognition in Medical Records: Application of the Histograms of Oriented Gradients and the Mahalanobis-distance-based Classifier
    Miho OHSAKI, Hayato SASAKI, Hiroharu KAWANAKA, Shigeru KATAGIRI
    Proc. SCIS&ISIS 2018, 1254 - 1259, Dec. 2018, English, Research paper (international conference proceedings)
  • Discovery of Sets and Representatives of Variables in Co-nonlinear Relationships by Neural Network Regression and Group Lasso
    Miho OHSAKI, Hayato SASAKI, Naoya KISHIMOTO, Shigeru KATAGIRI, Patrick HANG, Hui THEN
    Proc. MABM 2018, 2287 - 2294, Dec. 2018, English, Research paper (international conference proceedings)
  • Optimality Analysis of Boundary-Uncertainty-Based Classifier Selection Method
    David HA, Hideyuki WATANABE, Yuya TOMOTOSHI, Emilie DELATTRE, Shigeru KATAGIRI
    ACM, Proc. 2018 International Conference on Signal Processing and Machine Learning (SPML2018), 107 - 114, Nov. 2018, English, Research paper (international conference proceedings)
  • Discovery of Sets and Their Representatives of Co-nonlinear Variables by the Combination of Neural Network Regression and Group Lasso
    Hayato Sasaki, Miho Ohsaki, Shigeru Katagiri
    Proc. FIT 2018, G002, Sep. 2018, Japanese, Research paper (conference, symposium, etc.)
  • Optimal Classifier Model Status Selection Using Bayes Boundary Uncertainty
    David HA, Emilie DELATTRE, Yuya TOMOTOSHI, Masahiro SENDA, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    IEEE, Proc. Int. Workshop on Machine Learning for Signal Processing (MLSP 2018), 1 - 6, Sep. 2018, English, Research paper (international conference proceedings)
  • Speaker Adaptation for Multichannel End-to-End Speech Recognition
    Tsubasa OCHIAI, Shinji WATANABE, Shigeru KATAGIRI, Takaaki HORI, John HERSHEY
    IEEE, Proc. International Conf. Acoustics, Speech and Signal Processing (ICASSP 2018), 6707 - 6711, Apr. 2018, English, Research paper (international conference proceedings)
  • Develpment and Experimental Evaluation of Large Geometric Margin Minimum Classification Error Training for Classification of Variable-length Time Series Patterns
    Tatsuya MATSUHIRO, Tetsuya HASHIMOTO, Mikiyo KITAOKA, David HA, Tsubasa OCHIAI, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    Transaction of Information Processing Society of Japan (IPSJ), 59(4)1295 - 1308, Apr. 2018, Japanese, Research paper (scientific journal)
  • A Classification-Uncertainty-Based Criterion for Classification Boundary Selection
    David HA, Juliette MAES, Yuya TOMOTOSHI, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    IEICE Tech. Report, PRMU2017-166, 121 - 126, Feb. 2018, English, Research paper (conference, symposium, etc.)
  • A Class Boundary Selection Criterion for Classification
    David HA, Juliette MAES, Yuya TOMOTOSHI, Charles MELLE, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    IPSJ, Kansai Section Conference, G-11, Sep. 2017, English, Research paper (conference, symposium, etc.)
  • Does Speech Enhancement Work with End-To-End ASR Objectives?: Experimental Analysis of Multichannnel End-To-End ASR
    Tsubasa Ochiai, Shinji Watanabe, Shigeru Katagiri
    IEEE, Proc. MLSP2017, Sep. 2017, English, Research paper (international conference proceedings)
  • LGM-MCE Training Based on Parzen Estimation with Sample Weighting
    David HA, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    IPSJ, Kansai Section Conference, G-105 , Sep. 2016, English, Research paper (conference, symposium, etc.)
  • Experimental Analysis of the Behavior of Short Time Series Clustering
    Marta QUEMADA LOPEZ, Miho OHSAKI, Shigeru KATAGIRI
    Technical Report of IPSJ, 2016-BIO-46(35)1 - 2, Jul. 2016, English, Research paper (conference, symposium, etc.)
  • Autoencoders with Deformable Templates for Image Reconstruction
    Gregoire SATRE, Tsubasa OCHIAI, Shigeru KATAGIRI, Miho OHSAKI
    IEICE General Conference, ISS-P-117117 - 117, Mar. 2016, English, Research paper (conference, symposium, etc.)
  • Model Size Selection for Prototype-Based Classifiers using Large Geometric Margin Minimum Classification Error Training
    David HA, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    IEICE General Conference, ISS-P-110110 - 110, Mar. 2016, English, Research paper (conference, symposium, etc.)
  • Comparison of Short Time Series Clustering Methods
    Marta QUEMADA LOPEZ, Miho OHSAKI, Shigeru KATAGIRI
    IEICE General Conference, ISS-P-6464 - 64, Mar. 2016, English, Research paper (conference, symposium, etc.)
  • Prediction of Liver Fibrosis Stages in Chronic Hepatitis C Using Kernel Logistic Regression
    Miho OHSAKI, Kenji MATSUDA, Peng WANG, Shigeru KATAGIRI, Hideto YOKOI, Katsuhiko TAKABAYASHI
    Trans. IPSJ, 56(11)2117 - 2130, Nov. 2015, Japanese, Research paper (scientific journal)
  • Kernel Logistic Regression based on the Confusion Matrix for Imbalanced Data Classification
    Peng WANG, Miho OHSAKI, Kenji MATSUDA, Shigeru KATAGIRI, Hideyuki WATANABE
    Technical Report of IPSJ, 2015-BIO-42(55)1 - 2, Jun. 2015, English, Research paper (conference, symposium, etc.)
  • A Feature Consisting of Mean, Standard Deviation, and LPC Cepstrum for the Prediction of Liver Fibrosis Stages in Chronic Hepatitis C: Second Report using Optimal Cepstral Order
    Miho Ohsaki, Akifumi Miyazaki, Shigeru Katagiri, Hideto Yokoi, Katsuhiko Takabayashi
    Joint International Conference on Soft Computing and Intelligent Systems and International Symposium on Advanced Intelligent Systems SCIS&ISIS-2014, 1546 - 1549, Dec. 2014
  • A Feature Consisting of Mean, Standard Deviation, and LPC Cepstrum for the Prediction of Liver Fibrosis Stages in Chronic Hepatitis C
    Atsufumi MIYAZAKI, Miho OHSAKI, Eri TANIGUCHI, Shigeru KATAGIRI, Hideto YOKOI, Katsuhiko TAKABAYASHI
    Proc. SCIS & ISIS 2012, 2295 - 2298, Nov. 2012, English, Research paper (international conference proceedings)
  • Minimum Classification Error Training with Automatic Control of Loss Smoothness
    Jun'ichi TOKUNO, Tsukasa OHASHIO, Hideyuki WATANABE, Shigeru KATAGIRI, Miho OHSAKI
    IEEE, Proc. Region 10 Conference (TENCON2011), Nov. 2011, English, Research paper (international conference proceedings)
  • Toward Large Geometric Margin Minimum Classification Error Training
    Kouta YAMADA, Shigeru KATAGIRI, Erik MCDERMOTT, Hideyuki WATANABE, Atsushi NAKAMURA, Shinji WATANABE, Miho OHSAKI
    The Science and Engineering Review of Doshisha University, 50(3)43 - 52, Oct. 2009, Japanese, Research paper (bulletin of university, research institution)
  • Clinical Time-series Data Interpolation Based on Regression Diagonosis
    Masakazu Nakase, Miho Ohsaki, Shigeru Katagiri
    Joint International Conference on Soft Computing and Intelligent Systems and International Symposium on Advanced Intelligent Systems SCIS&ISIS-2008, 1859 - 1863, Sep. 2008
  • Clinical Time-series Data Interpolation Based on Regression Diagnosis
    Masakazu NAKASE, Miho OHSAKI, Shigeru KATAGIRI, Yukari HATADA
    SOFT & FCS, Proc. SCIS & ISIS 2008, SU-G1-31 - 5, Sep. 2008, English, Research paper (international conference proceedings)
  • Elaborative Analysis of the Stereo Sound Reproduction Method Using Six Speakers
    Koji NOGUCHI, Aiko KUNIKAMI, Maiko SUGAWARA, Aki TSUTSUI, Shigeru KATAGIRI, Miho OHSAKI, Masato MIYOSHI
    AES, Proc. Japan Section Conference, 11 - 12, Jul. 2008, English, Research paper (international conference proceedings)
  • A Theoretical Analysis of Speech Recognition Based on Feature Trajectory Models
    Y. Minami, E. McDermott, A. Nakamura, S. Katagiri
    ICSLP, I549 - 552, Oct. 2004, English, Research paper (international conference proceedings)
  • Recognition Method with Parametric Trajectory Synthesized Using Hmms
    Y. Minami, E. McDermott, A. Nakamura, S. Katagiri
    SWIM, 776 - 786, Jan. 2004, English, Research paper (international conference proceedings)
  • Blind Inversion of Multidimensional Functions for Speech Enhancement
    John HOGDEN, Patrick F. VALDEZ, Shigeru KATAGIRI, Erik MCDERMOTT
    Proc. Eurospeech2003, 1409 - 1412, Sep. 2003, English, Research paper (international conference proceedings)
  • Longitudinal-Observation-Based Quantitative Analysis of Vocabulary and Sentence Aquisition
    Toshiro INUI, Shigeaki AMANO, Kimihisa KONDO, Shigeru KATAGIRI
    Congnitive Science, 10(2)304 - 317, Jun. 2003, Japanese, Research paper (scientific journal)
  • A Parzen Window Based Derivation of Minimum Classification Error from the Theoretical Bayes Classification Risk
    Erik MCDERMOTT, Shigeru KATAGIRI
    IEEE, Proc. ICASSP2002, 2465 - 2468, Sep. 2002, English, Research paper (international conference proceedings)
  • Unsupervised Pronunciation Adaptation for Off-line Transcription of Japanese Lecture Speeches
    Daniel WILLETT, Erik MCDERMOTT, Shigeru KATAGIRI
    ISCA, Proc. Tutorial and Research Workshop -Pronunciation Modeling and Lexicon Adaptation for Spoken Language (PMLA), 36 - 41, Sep. 2002, English, Research paper (international conference proceedings)
  • A Recognition Method Using Synthesis-Based Scoring That Incorporates Direct Relations Between Static and Dynamic Feature Vector Time Series
    Yasuhiro MIMAMI, Erik MCDERMOTT, Atsushi NAKAMURA, Shigeru KATAGIRI
    Proc. Workshop for Consistent & Reliable Acoustic Cues for Sound Analysis (CRAC2001), 1 - 4, Sep. 2001, English, Research paper (international conference proceedings)
  • Time and Memory Efficient Viterbi Decoding for LVCSR using a Precompiled Search Network
    Daniel WILLETT, Erik MCDERMOTT, Yasuhiro MINAMI, Shigeru KATAGIRI
    Proc. Eurospeech 2001, 847 - 850, Sep. 2001, English, Research paper (international conference proceedings)
  • Law Discovery from Financial Data using Neural Networks
    Kazumi SAITO, Naonori UEDA, Shigeru KATAGIRI, Yutaka FUKAI, Hiroshi FUJIMARU, Masayuki FUJINAWA
    IEEE/IAFE/INFORMS, Proc. CIFEr2000, 209 - 212, Mar. 2000, English, Research paper (international conference proceedings)
  • Speaker Recognition Based on Discriminative Feature Extraction - Optimization of Mel-Cepstral Features Using Second-Order All-Pass Warping Function
    Chiyomi MIYAJIMA, Hideyuki WATANABE, Keiichi TOKUDA, Tadashi KITAMURA, Shigeru KATAGIRI
    Proc. Eurospeech99, 2779 - 782, Sep. 1999, English, Research paper (international conference proceedings)
  • Separation of an Overlapped Signal Using Speech Production Models
    Hideyuki WATANABE, Satoru FUJITA, Shigeru KATAGIRI
    IEEE, Neural Networks for Signal Processing IX, 293 - 302, Aug. 1999, English, Research paper (international conference proceedings)
  • String-Level MCE for Continuous Phoneme Recognition
    Erik MCDERMOTT, Shigeru KATAGIRI
    Proc. Eurospeech97, 1123 - 126, Sep. 1997, English, Research paper (international conference proceedings)
  • Neural Networks for Pattern Recognition
    Shigeru KATAGIRI
    Proc. 1996 Invited Workshop on Pattern Recognition for Multimedia Techniques, 5 - 20, Oct. 1996, English, Research paper (international conference proceedings)
  • A Discriminative Filter Bank Model for Speech Recognition
    Alain BIEM, Erik MCDERMOTT, Shigeru KATAGIRI
    Proc. Eurospeech95, 545 - 548, Sep. 1995, English, Research paper (international conference proceedings)
  • Discriminative Subspace Method for Minimum Error Pattern Recognition
    Hideyuki WATANABE, Shigeru KATAGIRI
    IEEE, Neural Networks for Signal Processing V, 77 - 86, Sep. 1995, English, Research paper (international conference proceedings)
  • A Novel Approach to Pattern Recognition Based on Discriminative Metric Design
    Hideyuki WATANABE, Tsuyoshi YAMAGUCHI, Shigeru KATAGIRI
    IEEE, Neural Networks for Signal Processing V, 48 - 57, Aug. 1995, English, Research paper (international conference proceedings)
  • A Unified Approach to Pattern Recognition
    Shigeru KATAGIRI
    Proc. 1994 Int. Symp. Artificial Neural Networks, 561 - 570, Dec. 1994, English, Research paper (international conference proceedings)
  • A Novel Fuzzy Partition Model Architecture for Classifying Dynamic Patterns
    Yoshinaga KATO, Shigeru KATAGIRI
    Proc. ICSLP94, 1551 - 1554, Sep. 1994, English, Research paper (international conference proceedings)
  • Minimum Error Classification of Keyword-Sequences
    Takashi KOMORI, Shigeru KATAGIRI
    IEEE, Neural Networks for Signal Processing IV, 352 - 361, Sep. 1994, English, Research paper (international conference proceedings)
  • Minimum Error Training for Speech Recognition
    Erik MCDERMOTT, Shigeru KATAGIRI
    IEEE, Neural Networks for Signal Processing IV, 259 - 268, Sep. 1994, English, Research paper (international conference proceedings)
  • Discriminative Feature Extraction for Speech Recognition
    Alain BIEM, Shigeru KATAGIRI, Biing-Hwang JUANG
    IEEE, Neural Networks for Signal Processing III, 392 - 401, Sep. 1993, English, Research paper (international conference proceedings)
  • A New Learning Algorithm for Minimizing Spotting Errors
    Takashi KOMORI, Shigeru KATAGIRI
    IEEE, Neural Networks for Signal Processing III, 333 - 342, Sep. 1993, English, Research paper (international conference proceedings)
  • New Discriminative Training Algorithms Based on the Generalized Probabilistic Descent Method
    Shigeru KATAGIRI, Chin-Hui LEE, Biing-Hwang JUANG
    IEEE, Neural Networks for Signal Processing, 299 - 308, Sep. 1991, English, Research paper (international conference proceedings)
  • Discriminative Multi-Layer Feed-Forward Networks
    Shigeru KATAGIRI, Chin-Hui LEE, Biing-Hwang JUANG
    IEEE, Neural Networks for Signal Processing, 11 - 20, Sep. 1991, English, Research paper (international conference proceedings)
  • On the Robustness of HMM and ANN Speech Recognition Algorithms
    Yasuhiro MINAMI, Toshiyuki HANAZAWA, Hitoshi IWAMIDA, Erik MCDERMOTT, Kiyohiro SHIKANO, Shigeru KATAGIRI, Masao NAKAGAWA
    Proc. ICSLP90, 1345 - 1348, Nov. 1990, English, Research paper (international conference proceedings)
  • A Large-Scale Japanese Speech Database
    Yoshinori SAGISAKA, Masanobu ABE, Tetsuo UMEDA, Shigeru KATAGIRI, Kazuya TAKEDA, Hisao KUWABARA
    Proc. ICSLP90, 1089 - 1092, Nov. 1990, English, Research paper (international conference proceedings)
  • Construction of a Large-Scale Japanese Speech Database and its Management System
    H. KUWABARA, K. TAKEDA, Y. SAGISAKA, S. KATAGIRI, S. MORIKAWA, T. WATANABE
    IEEE, Proc. ICASSP89, S10560 - 563, May 1989, English, Research paper (international conference proceedings)
  • A New Algorithm for Representing Acoustic Feature Dynamics
    Shigeru KATAGIRI, Erik MCDERMOTT, Manami YOKOTA
    IEEE, Proc. ICASSP89, S6322 - 325, May 1989, English, Research paper (international conference proceedings)
  • Shift-Invariant, Multi-Category Phoneme Recognition Using Kohonen's LVQ2
    Erik MCDERMOTT, Shigeru KATAGIRI
    IEEE, Proc. ICASSP89, S381 - 84, May 1989, English, Research paper (international conference proceedings)
  • Development of Japanese Speech Database for Study
    Kazuya TAKEDA, Yoshinori SAGISAKA, Shigeru KATAGIRI, Hisao KUWABARA
    J. Acoust. Soc. Jpn., 44(10)747 - 754, Oct. 1988, Japanese, Research paper (scientific journal)
  • Phoneme Recognition Using Visual Features on Speech Spectrograms
    Shigeru KATAGIRI, Manami YOKOTA
    Proc. European Conf. on Speech Tech., 1365 - 368, Sep. 1987, English, Research paper (international conference proceedings)
  • Acoustic-Phonetic Labels in a Japanese Speech Database
    Kazuya TAKEDA, Yoshinori SAGISAKA, Shigeru KATAGIRI
    Proc. European Conf. on Speech Tech., 213 - 16, Sep. 1987, English, Research paper (international conference proceedings)
  • Role of Temporal Information in Phoneme Perception
    Shigeru KATAGIRI, Yoh'ichi TOHKURA
    J. Acoust. Soc. Jpn., 42(2)97 - 105, Feb. 1986, Japanese, Research paper (scientific journal)
  • A New Method of Cepstrum Analysis by Using Comb Filter
    Gen OOYAMA, Shigeru KATAGIRI, Ken'ichi KIDO
    319 - 22, Apr. 1978, English, Research paper (international conference proceedings)
  • Compact kernel classifiers trained with minimum classification error criterion
    Ryoma Tani, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    IEEE International Workshop on Machine Learning for Signal Processing, MLSP, IEEE Computer Society, 2017-1 - 6, 05 Dec. 2017, English, Research paper (international conference proceedings)
  • Confusion-Matrix-Based Kernel Logistic Regression for Imbalanced Data Classification
    Miho Ohsaki, Peng Wang, Kenji Matsuda, Shigeru Katagiri, Hideyuki Watanabe, Anca Ralescu
    IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING, IEEE COMPUTER SOC, 29(9)1806 - 1819, Sep. 2017, English, Research paper (scientific journal)
  • CUMULATIVE MOVING AVERAGED BOTTLENECK SPEAKER VECTORS FOR ONLINE SPEAKER ADAPTATION OF CNN-BASED ACOUSTIC MODELS
    Tsubasa Ochiai, Marc Delcroix, Keisuke Kinoshita, Atsunori Ogawa, Taichi Asami, Shigeru Katagiri, Tomohiro Nakatani
    2017 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP), IEEE, 5175 - 5179, 2017, English, Research paper (international conference proceedings)
  • AUTOMATIC NODE SELECTION FOR DEEP NEURAL NETWORKS USING GROUP LASSO REGULARIZATION
    Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Shigeru Katagiri
    2017 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP), IEEE, 5485 - 5489, 2017, English, Research paper (international conference proceedings)
  • Speaker Adaptive Training Localizing Speaker Modules in DNN for Hybrid DNN-HMM Speech Recognizers
    Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Xugang Lu, Chiori Hori, Hisashi Kawai, Shigeru Katagiri
    IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, IEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG, E99D(10)2431 - 2443, Oct. 2016, English, Research paper (scientific journal)
  • Automobile Driving Support System Evolved by Genetic Programming
    Go Yakami, Ivan Tanev, Katsunori Shimohara, Shigeru Katagiri, Miho Ohsaki
    PROCEEDINGS OF THE 2016 IEEE REGION 10 CONFERENCE (TENCON), IEEE, 255 - 258, 2016, English, Research paper (international conference proceedings)
  • BOTTLENECK LINEAR TRANSFORMATION NETWORK ADAPTATION FOR SPEAKER ADAPTIVE TRAINING-BASED HYBRID DNN-HMM SPEECH RECOGNIZER
    Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Xugang Lu, Hisashi Kawai, Shigeru Katagiri
    2016 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING PROCEEDINGS, IEEE, 5015 - 5019, 2016, English, Research paper (international conference proceedings)
  • SPEAKER ADAPTIVE TRAINING FOR DEEP NEURAL NETWORKS EMBEDDING LINEAR TRANSFORMATION NETWORKS
    Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Xugang Lu, Chiori Hori, Shigeru Katagiri
    2015 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING (ICASSP), IEEE, 4605 - 4609, 2015, English, Research paper (international conference proceedings)
  • Implementation of Advanced t-Room
    Osamu Wada, Satoshi Ueno, Shigeru Katagiri, Miho Ohsaki
    TENCON 2015 - 2015 IEEE REGION 10 CONFERENCE, IEEE, 2015, English, Research paper (international conference proceedings)
  • Speech Pattern Classification Using Large Geometric Margin Minimum Classification Error Training
    Mikiyo Kitaoka, Tetsuya Hashimoto, Tsubasa Ochiai, Shigeru Katagiri, Miho Ohsaki, Hideyuki Watanabe, Xugang Lu, Hisashi Kawai
    TENCON 2015 - 2015 IEEE REGION 10 CONFERENCE, IEEE, 2015, English, Research paper (international conference proceedings)
  • Formulation of the Kernel Logistic Regression based on the Confusion Matrix
    Miho Ohsaki, Kenji Matsuda, Peng Wang, Shigeru Katagiri, Hideyuki Watanabe
    2015 IEEE CONGRESS ON EVOLUTIONARY COMPUTATION (CEC), IEEE, 2327 - 2334, 2015, English, Research paper (international conference proceedings)
  • Robust and Efficient Pattern Classification using Large Geometric Margin Minimum Classification Error Training
    Hideyuki Watanabe, Tsukasa Ohashi, Shigeru Katagiri, Miho Ohsaki, Shigeki Matsuda, Hideki Kashioka
    JOURNAL OF SIGNAL PROCESSING SYSTEMS FOR SIGNAL IMAGE AND VIDEO TECHNOLOGY, SPRINGER, 74(3)297 - 310, Mar. 2014, English, Research paper (scientific journal)
  • Minimum Classification Error Training Incorporating Automatic Loss Smoothness Determination
    Hideyuki Watanabe, Jun'ichi Tokuno, Tsukasa Ohashi, Shigeru Katagiri, Miho Ohsaki, Shigeki Matsuda, Hideki Kashioka
    JOURNAL OF SIGNAL PROCESSING SYSTEMS FOR SIGNAL IMAGE AND VIDEO TECHNOLOGY, SPRINGER, 74(3)311 - 322, Mar. 2014, English, Research paper (scientific journal)
  • SPEAKER ADAPTIVE TRAINING USING DEEP NEURAL NETWORKS
    Tsubasa Ochiai, Shigeki Matsuda, Xugang Lu, Chiori Hori, Shigeru Katagiri
    2014 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP), IEEE, 6399 - 6403, 2014, English, Research paper (international conference proceedings)
  • Application of Kernel Logistic Regression to the Prediction of Liver Fibrosis Stages in Chronic Hepatitis C
    Kenji Matsuda, Miho Ohsaki, Shigeru Katagiri, Hideto Yokoi, Katsuhiko Takabayashi
    6TH INTERNATIONAL CONFERENCE ON SOFT COMPUTING AND INTELLIGENT SYSTEMS, AND THE 13TH INTERNATIONAL SYMPOSIUM ON ADVANCED INTELLIGENT SYSTEMS, IEEE, 780 - 784, 2012, English, Research paper (international conference proceedings)
  • Feature Extraction for the Prediction of Liver Fibrosis Stages in Chronic Hepatitis C
    Akifumi Miyazaki, Miho Ohsaki, Eri Taniguchi, Shigeru Katagiri, Hideto Yokoi, Katsuhiko Takabayashi
    TENCON 2012 - 2012 IEEE REGION 10 CONFERENCE: SUSTAINABLE DEVELOPMENT THROUGH HUMANITARIAN TECHNOLOGY, IEEE, no. 1569625253 , 2012, English, Research paper (international conference proceedings)
  • Minimum Classification Error Training Employing Real-Coded Genetic Algorithms
    Kensuke Ota, Shigeru Katagiri, Miho Ohsaki
    TENCON 2012 - 2012 IEEE REGION 10 CONFERENCE: SUSTAINABLE DEVELOPMENT THROUGH HUMANITARIAN TECHNOLOGY, IEEE, no. 1569623985 , 2012, English, Research paper (international conference proceedings)
  • Comparison between Minimum Classification Error Training and Relevance Vector Machine
    Hisashi Uehara, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    TENCON 2012 - 2012 IEEE REGION 10 CONFERENCE: SUSTAINABLE DEVELOPMENT THROUGH HUMANITARIAN TECHNOLOGY, IEEE, no. 1569623681 , 2012, English, Research paper (international conference proceedings)
  • Experimental Evaluation of Kernel Minimum Classification Error Training
    Hideaki Tanaka, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    TENCON 2012 - 2012 IEEE REGION 10 CONFERENCE: SUSTAINABLE DEVELOPMENT THROUGH HUMANITARIAN TECHNOLOGY, IEEE, no. 1569622555 , 2012, English, Research paper (international conference proceedings)
  • Minimum classification error vs. maximum margin: How should we penalize unseen samples?
    Shigeru Katagiri, Hideyuki Watanabe
    2012 3rd International Workshop on Cognitive Information Processing, CIP 2012, 2012, English, Research paper (international conference proceedings)
  • INCREASING VIRTUAL SAMPLES THROUGH LOSS SMOOTHNESS DETERMINATION IN LARGE GEOMETRIC MARGIN MINIMUM CLASSIFICATION ERROR TRAINING
    Tsukasa Ohashi, Hideyuki Watanabe, Jun'ichi Tokuno, Shigeru Katagiri, Miho Ohsaki, Shigeki Matsuda, Hideki Kashioka
    2012 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP), IEEE, 2081 - 2084, 2012, English, Research paper (international conference proceedings)
  • Automatic Loss Smoothness Determination for Minimum Classification Error Training
    Jun'ichi Tokuno, Tsukasa Ohashi, Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    2011 IEEE REGION 10 CONFERENCE TENCON 2011, IEEE, 69 - 73, 2011, English, Research paper (international conference proceedings)
  • Automatic Loss Smoothness Determination for Large Geometric Margin Minimum Classification Error Training
    Tsukasa Ohashi, Jun'ichi Tokuno, Hideyuki Watanabe, Mastar Project, Shigeru Katagiri, Miho Ohsaki
    2011 IEEE REGION 10 CONFERENCE TENCON 2011, IEEE, 54 - 58, 2011, English, Research paper (international conference proceedings)
  • MINIMUM CLASSIFICATION ERROR TRAINING WITH GEOMETRIC MARGIN ENHANCEMENT FOR ROBUST PATTERN RECOGNITION
    Hideyuki Watanabe, Shigeru Katagiri, Miho Ohsaki
    2011 IEEE INTERNATIONAL WORKSHOP ON MACHINE LEARNING FOR SIGNAL PROCESSING (MLSP), IEEE, 2011, English, Research paper (international conference proceedings)
  • MINIMUM CLASSIFICATION ERROR TRAINING WITH AUTOMATIC SETTING OF LOSS SMOOTHNESS
    Hideyuki Watanabe, Jun'ichi Tokuno, Tsukasa Ohashi, Shigeru Katagiri, Miho Ohsaki
    2011 IEEE INTERNATIONAL WORKSHOP ON MACHINE LEARNING FOR SIGNAL PROCESSING (MLSP), IEEE, 2011, English, Research paper (international conference proceedings)
  • MINIMUM ERROR CLASSIFICATION WITH GEOMETRIC MARGIN CONTROL
    Hideyuki Watanabe, Shigeru Katagiri, Kouta Yamada, Erik McDermott, Atsushi Nakamura, Shinji Watanabe, Miho Ohsaki
    2010 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, IEEE, 2170 - 2173, 2010, English, Research paper (international conference proceedings)
  • Analysis of Subsequence Time-series Clustering Based on Moving Average
    Miho Ohsaki, Masakazu Nakase, Shigeru Katagiri
    2009 9TH IEEE INTERNATIONAL CONFERENCE ON DATA MINING, IEEE, 902 - 907, 2009, English, Research paper (international conference proceedings)
  • A UNIFIED VIEW FOR DISCRIMINATIVE OBJECTIVE FUNCTIONS BASED ON NEGATIVE EXPONENTIAL OF DIFFERENCE MEASURE BETWEEN STRINGS
    Atsushi Nakamura, Erik McDermott, Shinji Watanabe, Shigeru Katagiri
    2009 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1- 8, PROCEEDINGS, IEEE, 1633 - 1636, 2009, English, Research paper (international conference proceedings)
  • Re-evaluation of the stereo reproduction method using six speakers for media space development
    Koji Noguchi, Aiko Kunikami, Maiko Sugawara, Aki Tsutsui, Shigeru Katagiri, Miho Ohsaki, Masato Miyoshi
    2008 INTERNATIONAL CONFERENCE ON AUDIO, LANGUAGE AND IMAGE PROCESSING, VOLS 1 AND 2, PROCEEDINGS, IEEE, 2225 - 231, 2008, English, Research paper (international conference proceedings)
  • Inverting mappings from smooth paths through R-n to paths through R-m: A technique applied to recovering articulation from acoustics
    John Hogden, Philip Rubin, Erik McDermott, Shigeru Katagiri, Louis Goldstein
    SPEECH COMMUNICATION, ELSEVIER SCIENCE BV, 49(5)361 - 383, May 2007, English, Research paper (scientific journal)
  • Discriminative training for large-vocabulary speech recognition using minimum classification error
    Erik McDermott, Timothy J. Hazen, Jonathan Le Roux, Atsushi Nakamura, Shigeru Katagiri
    IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 15(1)203 - 223, Jan. 2007, English, Research paper (scientific journal)
  • Dynamic assignment of Gaussian components in modelling speech spectra
    Parham Zolfaghari, Hiroko Kato, Yasuhiro Minami, Atsushi Nakamura, Shigeru Katagiri, Roy Patterson
    Journal of VLSI Signal Processing Systems for Signal, Image, and Video Technology, 45(1-2)7 - 19, Nov. 2006, English, Research paper (international conference proceedings)
  • Dynamic assignment of Gaussian components in modelling speech spectra
    Parham Zolfaghari, Hiroko Kato, Yasuhiro Minami, Atsushi Nakamura, Shigeru Katagiri, Roy Patterson
    JOURNAL OF VLSI SIGNAL PROCESSING SYSTEMS FOR SIGNAL IMAGE AND VIDEO TECHNOLOGY, SPRINGER, 45(1-2)7 - 19, Nov. 2006, English, Research paper (scientific journal)
  • Discriminative training via minimization of risk estimates based on Parzen smoothing
    Erik McDermott, Shigeru Katagiri
    APPLIED INTELLIGENCE, SPRINGER, 25(1)37 - 57, Aug. 2006, English, Research paper (scientific journal)
  • A new kernel-based formalization of minimum error pattern recognition
    Erik McDermott, Shigeru Katagiri
    Handbook of Pattern Recognition and Computer Vision, 3rd Edition, World Scientific Publishing Co., 41 - 54, 01 Jan. 2005, English
  • Minimum classification error for large scale speech recognition tasks using weighted finite state transducers
    E McDermott, S Katagiri
    2005 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1-5, IEEE, 1113 - 116, 2005, English, Research paper (international conference proceedings)
  • A derivation of minimum classification error from the theoretical classification risk using Parzen estimation
    E McDermott, S Katagiri
    COMPUTER SPEECH AND LANGUAGE, ACADEMIC PRESS LTD- ELSEVIER SCIENCE LTD, 18(2)107 - 122, Apr. 2004, English, Research paper (scientific journal)
  • Model selection for mixture of Gaussian based spectral modelling
    P Zolfaghari, H Kato, Y Minami, A Nakamura, S Katagiri
    MACHINE LEARNING FOR SIGNAL PROCESSING XIV, IEEE, 325 - 334, 2004, English, Research paper (international conference proceedings)
  • Bayesian modelling of the speech spectrum using mixture of Gaussians
    P Zolfaghari, S Watanabe, A Nakamura, S Katagiri
    2004 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOL I, PROCEEDINGS, IEEE, 1553 - 556, 2004, English, Research paper (international conference proceedings)
  • A new formalization of minimum classification error using a Parzen estimate of classification chance
    E McDermott, S Katagiri
    2003 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOL II, PROCEEDINGS, IEEE, 2713 - 716, 2003, English, Research paper (international conference proceedings)
  • Deriving disambiguous queries in a spoken interactive ODQA system
    C Hori, T Hori, H Isozaki, E Maeda, S Katagiri, S Furui
    2003 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOL I, PROCEEDINGS, IEEE, 1624 - 627, 2003, English, Research paper (international conference proceedings)
  • Pervasive unsupervised adaptation for lecture speech transcription
    D Willett, T Niesler, E McDermott, Y Minami, S Katagiri
    2003 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOL I, PROCEEDINGS, IEEE, 1292 - 295, 2003, English, Research paper (international conference proceedings)
  • Recognition method with parametric trajectory generated from mixture distribution HMMs
    Y Minami, E McDermott, A Nakamura, S Katagiri
    2003 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOL I, PROCEEDINGS, IEEE, 1124 - 127, 2003, English, Research paper (international conference proceedings)
  • Guest editorial special issue on intelligent multimedia processing
    Ling Guan, Tülay Adali, Shigeru Katagiri, Jan Larsen, Jose Principe
    IEEE Transactions on Neural Networks, 13(4)789 - 792, Jul. 2002, English, Research paper (scientific journal)
  • Effect of native language on the production of second-language speech segments
    Ryo Komaki, Reiko Akahane-Yamada, Shigeru Katagiri
    Acoustical Science and Technology, 23(3)163 - 165, May 2002, English, Research paper (scientific journal)
  • Minimum classification error via a Parzen window based estimate of the theoretical Bayes classification risk
    E McDermott, S Katagiri
    NEURAL NETWORKS FOR SIGNAL PROCESSING XII, PROCEEDINGS, IEEE, 415 - 424, 2002, English, Research paper (international conference proceedings)
  • A recognition method with parametric trajectory synthesized using direct relations between static and dynamic feature vector time series
    Y Minami, E McDermott, A Nakamura, S Katagiri
    2002 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS I-IV, PROCEEDINGS, IEEE, 1957 - 960, 2002, English, Research paper (international conference proceedings)
  • Recent advances in efficient decoding combining on-line transducer composition and smoothed language model incorporation
    D Willett, S Katagiri
    2002 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS I-IV, PROCEEDINGS, IEEE, 1713 - 716, 2002, English, Research paper (international conference proceedings)
  • A new approach to designing a feature extractor in speaker identification based on discriminative feature extraction
    C Miyajima, H Watanabe, K Tokuda, T Kitamura, S Katagiri
    SPEECH COMMUNICATION, ELSEVIER SCIENCE BV, 35(3-4)203 - 218, Oct. 2001, English, Research paper (scientific journal)
  • An application of discriminative feature extraction lo filter-bank-based speech recognition
    A Biem, S Katagiri, E McDermott, BH Juang
    IEEE TRANSACTIONS ON SPEECH AND AUDIO PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 9(2)96 - 110, Feb. 2001, English, Research paper (scientific journal)
  • Smoothed language model incorporation for efficient time-synchronous beam search decoding in LVCSR
    D Willett, E McDermott, S Katagiri
    ASRU 2001: IEEE WORKSHOP ON AUTOMATIC SPEECH RECOGNITION AND UNDERSTANDING, CONFERENCE PROCEEDINGS, IEEE, 178 - 181, 2001, English, Research paper (international conference proceedings)
  • Discriminative training for large vocabulary telephone-based name recognition
    E McDermott, A Biem, S Tenpaku, S Katagiri
    2000 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, PROCEEDINGS, VOLS I-VI, IEEE, 63739 - 3742, 2000, English, Research paper (international conference proceedings)
  • A new approach to acoustic signal monitoring based on the generalized probabilistic descent method
    H Watanabe, Y Matsumoto, S Tanaka, S Katagiri
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 47(9)2615 - 2618, Sep. 1999, English, Research paper (scientific journal)
  • Pattern recognition using a family of design algorithms based upon the generalized probabilistic descent method
    S Katagiri, BH Juang, CH Lee
    PROCEEDINGS OF THE IEEE, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 86(11)2345 - 2373, Nov. 1998, English, Research paper (scientific journal)
  • Sound monitoring based on the Generalized Probabilistic Descent method
    H Watanabe, Y Matsumoto, S Tanaka, S Katagiri
    NEURAL NETWORKS FOR SIGNAL PROCESSING VIII, IEEE, 383 - 392, 1998, English, Research paper (international conference proceedings)
  • Minimum Detection Error training for acoustic signal monitoring
    H Watanabe, Y Matsumoto, S Katagiri
    PROCEEDINGS OF THE 1998 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, VOLS 1-6, IEEE, 21193 - 1196, 1998, English, Research paper (international conference proceedings)
  • Subspace method for minimum error pattern recognition
    H Watanabe, S Katagiri
    IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, IEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG, E80D(12)1195 - 1204, Dec. 1997, English, Research paper (scientific journal)
  • Discriminative metric design for robust pattern recognition
    H Watanabe, T Yamaguchi, S Katagiri
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 45(11)2655 - 2662, Nov. 1997, English, Research paper (scientific journal)
  • Pattern recognition using discriminative feature extraction
    A Biem, S Katagiri, BH Juang
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 45(2)500 - 504, Feb. 1997, English, Research paper (scientific journal)
  • Efficient normalization based upon GPD
    E Woudenberg, A Biem, E McDermott, S Katagiri
    1997 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS I - V, I E E E, COMPUTER SOC PRESS, 43245 - 3248, 1997, English, Research paper (international conference proceedings)
  • HMM speech recognizer based on discriminative metric design
    H Watanabe, S Katagiri
    1997 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS I - V, I E E E, COMPUTER SOC PRESS, 43237 - 3240, 1997, English, Research paper (international conference proceedings)
  • Cepstrum-based filter-bank design using discriminative feature extraction training at various levels
    A Biem, S Katagiri
    1997 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS I - V, I E E E, COMPUTER SOC PRESS, 21503 - 1506, 1997, English, Research paper (international conference proceedings)
  • Toward a unified design of pattern recognizers
    H Watanabe, A Biem, S Katagiri
    NEURAL NETWORKS FOR SIGNAL PROCESSING VI, I E E E, 283 - 292, 1996, English, Research paper (international conference proceedings)
  • Discriminative feature extraction application to filter bank design
    A Biem, E McDermott, S Katagiri
    NEURAL NETWORKS FOR SIGNAL PROCESSING VI, I E E E, 273 - 282, 1996, English, Research paper (international conference proceedings)
  • A telephone-based directory assistance system adaptively trained using minimum classification error generalized probabilistic descent
    E McDermott, EA Woudenberg, S Katagiri
    1996 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, CONFERENCE PROCEEDINGS, VOLS 1-6, I E E E, 63346 - 3349, 1996, English, Research paper (international conference proceedings)
  • A MINIMUM ERROR APPROACH TO SPOTTING-BASED PATTERN-RECOGNITION
    T KOMORI, S KATAGIRI
    IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, IEICE-INST ELECTRON INFO COMMUN ENG, E78D(8)1032 - 1043, Aug. 1995, English, Research paper (scientific journal)
  • DISCRIMINATIVE METRIC DESIGN FOR PATTERN RECOGNITION
    H WATANABE, T YAMAGUCHI, S KATAGIRI
    1995 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING - CONFERENCE PROCEEDINGS, VOLS 1-5, I E E E, 53439 - 3442, 1995, English, Research paper (international conference proceedings)
  • A novel spotting-based approach to continuous speech recognition: Minimum error classification of keyword-sequences
    Takashi Komori, Shigeru Katagiri
    Journal of the Acoustical Society of Japan (E) (English translation of Nippon Onkyo Gakkaishi), 16(3)147 - 157, 1995, English, Research paper (scientific journal)
  • PROTOTYPE-BASED MINIMUM CLASSIFICATION ERROR GENERALIZED PROBABILISTIC DESCENT TRAINING FOR VARIOUS SPEECH UNITS
    E MCDERMOTT, S KATAGIRI
    COMPUTER SPEECH AND LANGUAGE, ACADEMIC PRESS LTD- ELSEVIER SCIENCE LTD, 8(4)351 - 368, Oct. 1994, English, Research paper (scientific journal)
  • PROTOTYPE-BASED MINIMUM ERROR TRAINING FOR SPEECH RECOGNITION
    E MCDERMOTT, S KATAGIRI
    APPLIED INTELLIGENCE, SPRINGER, 4(3)245 - 256, Jul. 1994, English, Research paper (scientific journal)
  • FILTER BANK DESIGN BASED ON DISCRIMINATIVE FEATURE EXTRACTION
    A BIEM, S KATAGIRI
    ICASSP-94 - PROCEEDINGS, VOL 1, I E E E, 1485 - 488, 1994, English, Research paper (international conference proceedings)
  • A New Hybrid Algorithm for Speech Recognition Based on HMM Segmentation and Learning Vector Quantization
    Shigeru Katagiri, Chin-Hui Lee
    IEEE TRANSACTIONS ON SPEECH AND AUDIO PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1(4)421 - 430, Oct. 1993, English, Research paper (scientific journal)
  • PROTOTYPE-BASED MCE/GPD TRAINING FOR WORD SPOTTING AND CONNECTED WORD RECOGNITION
    E MCDERMOTT, S KATAGIRI
    ICASSP-93 : 1993 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1-5, I E E E, 2B291 - B294, 1993, English, Research paper (international conference proceedings)
  • FEATURE-EXTRACTION BASED ON MINIMUM CLASSIFICATION ERROR GENERALIZED PROBABILISTIC DESCENT METHOD
    A BIEM, S KATAGIRI
    ICASSP-93 : 1993 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1-5, I E E E, 2B275 - B278, 1993, English, Research paper (international conference proceedings)
  • AN OPTIMAL LEARNING-METHOD FOR MINIMIZING SPOTTING ERRORS
    T KOMORI, S KATAGIRI
    ICASSP-93 : 1993 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1-5, I E E E, 2B271 - B274, 1993, English, Research paper (international conference proceedings)
  • Re-evaluation of lvq-hmm hybrid algorithm
    Hitoshi Iwamida, Shigeru Katagiri, Erik McDermott
    Journal of the Acoustical Society of Japan (E) (English translation of Nippon Onkyo Gakkaishi), 14(4)267 - 274, 1993, English, Research paper (scientific journal)
  • A minimum-distortion segmentation/LVQ hybrid algorithm for speech recognition
    Andrew Duchon, Shigeru Katagiri
    Journal of the Acoustical Society of Japan (E), 14(1)37 - 42, 1993, English, Research paper (scientific journal)
  • DISCRIMINATIVE LEARNING FOR MINIMUM ERROR CLASSIFICATION
    BH JUANG, S KATAGIRI
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 40(12)3043 - 3054, Dec. 1992, English, Research paper (scientific journal)
  • APPLICATION OF A GENERALIZED PROBABILISTIC DESCENT METHOD TO DYNAMIC TIME WARPING-BASED SPEECH RECOGNITION
    T KOMORI, S KATAGIRI
    ICASSP-92 - 1992 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1-5, I E E E, 1A497 - A500, 1992, English, Research paper (international conference proceedings)
  • PROTOTYPE-BASED DISCRIMINATIVE TRAINING FOR VARIOUS SPEECH UNITS
    E MCDERMOTT, S KATAGIRI
    ICASSP-92 - 1992 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1-5, I E E E, 1A417 - A420, 1992, English, Research paper (international conference proceedings)
  • GPD training of dynamic programming-based speech recognizers
    Takashi Komori, Shigeru Katagiri
    Journal of the Acoustical Society of Japan (E), 13(6)341 - 349, 1992, English, Research paper (scientific journal)
  • Discriminative training
    Biing-Hwang Juang, Shigeru Katagiri
    Journal of the Acoustical Society of Japan (E), 13(6)333 - 339, 1992, English, Research paper (scientific journal)
  • LVQ-BASED SHIFT-TOLERANT PHONEME RECOGNITION
    E MCDERMOTT, S KATAGIRI
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 39(6)1398 - 1411, Jun. 1991, English, Research paper (scientific journal)
  • A MINIMUM ERROR APPROACH TO SPEECH AND PATTERN-RECOGNITION
    BH JUANG, S KATAGIRI
    CONFERENCE RECORD OF THE TWENTY-FIFTH ASILOMAR CONFERENCE ON SIGNALS, SYSTEMS & COMPUTERS, VOLS 1 AND 2, I E E E, COMPUTER SOC PRESS, 959 - 963, 1991, English, Research paper (international conference proceedings)
  • SPEAKER-INDEPENDENT LARGE VOCABULARY WORD RECOGNITION USING AN LVQ HMM HYBRID ALGORITHM
    H IWAMIDA, S KATAGIRI, E MCDERMOTT
    ICASSP 91, VOLS 1-5, I E E E, S8553 - 556, 1991, English, Research paper (international conference proceedings)
  • A NEW CONNECTED WORD RECOGNITION ALGORITHM BASED ON HMM LVQ SEGMENTATION AND LVQ CLASSIFICATION
    P RAMESH, S KATAGIRI, CH LEE
    ICASSP 91, VOLS 1-5, I E E E, S2113 - 116, 1991, English, Research paper (international conference proceedings)
  • A NEW HMM/LVQ HYBRID ALGORITHM FOR SPEECH RECOGNITION
    S KATAGIRI, CH LEE
    GLOBECOM 90 - IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE & EXHIBITION, VOLS 1-3, I E E E, 1032 - 1036, 1990, English, Research paper (international conference proceedings)
  • A hybrid speech recognition system using HMMs with an LVQ-trained codebook
    Hitoshi Iwamida, Shigeru Katagiri, Erik Mcdermott, Yoh’ichi Tohkura
    Journal of the Acoustical Society of Japan (E), 11(5)277 - 286, 1990, English, Research paper (scientific journal)
  • ATR Japanese speech database as a tool of speech recognition and synthesis
    Akira Kurematsu, Kazuya Takeda, Yoshinori Sagisaka, Shigeru Katagiri, Hisao Kuwabara, Kiyohiro Shikano
    Speech Communication, 9(4)357 - 363, 1990, English, Research paper (scientific journal)
  • A HYBRID SPEECH RECOGNITION SYSTEM USING HMMS WITH AN LVQ-TRAINED CODEBOOK
    H IWAMIDA, S KATAGIRI, E MCDERMOTT, Y TOHKURA
    ICASSP 90, VOLS 1-5, I E E E, 489 - 492, 1990, English, Research paper (international conference proceedings)
  • A new method of cepstrum analysis using comb type quefrency window
    Ghen Ohyama, Sigeru Katagiri, Ken’ichi Kido
    Journal of the Acoustical Society of Japan (E) (English translation of Nippon Onkyo Gakkaishi), 2(3)135 - 139, 1981, English, Research paper (scientific journal)

Misc

  • Introduction to Deep Learning Toolkit for Speech and Language Processing
    Tsubasa Ochiai, Tatsuya Mitsuhiro, Shigeki Matsuda, Shigeru Katagiri
    Proc. ASJ, 73(1)63 - 72, Jan. 2017, Japanese, Article, review, commentary, editorial, etc. (scientific journal)
  • Development of the generalized probabilistic descent method
    Shigeru KATAGIRI
    J. Acoust. Soc. Jpn., 55(8)563 - 568, Aug. 1999, Japanese, Article, review, commentary, editorial, etc. (scientific journal)
  • Guest Editorial: Machine Learning for Signal Processing
    Shigeru Katagiri, Atsushi Nakamura, Tuelay Adali, Jianhua Tao, Jan Larsen, Tieniu Tan
    JOURNAL OF SIGNAL PROCESSING SYSTEMS FOR SIGNAL IMAGE AND VIDEO TECHNOLOGY, SPRINGER, 74(3)281 - 283, Mar. 2014, English, Other
  • Proposal of the Dynamic Features of Clinical Time Series for the Prediction of Liver Fibrosis Stages in Chronic Hepatitis C
    Shigeru KATAGIRI
    Japan Journal of Medical Informatics, 33(2)79 - 98, 2013
  • Minimum Classification Error Training using Geometric-Margin-Based Misclassification Measure
    Shigeru KATAGIRI
    IEICE Transactions D, J94D(10)1664 - 1675, 2011
  • Incremental Minimum Classification Error Training for Pattern Recognition
    Shigeru KATAGIRI
    IEICE Transactions D, J94D(4)702 - 711, 2011
  • Towards Maximum Geometric Margin Minimum Error Classification
    Shigeru KATAGIRI
    The Science and Engineering Review of Doshisha University, 50(3)43 - 52, 2009
  • Advanced computational models and learning theories for spoken language processing
    Atsushi Nakamura, Shinji Watanabe, Takaaki Hori, Erik McDermott, Shigeru Katagiri
    IEEE COMPUTATIONAL INTELLIGENCE MAGAZINE, IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1(2)5 - +, May 2006, English, Article, review, commentary, editorial, etc. (scientific journal)
  • A Study of Word and Sentence Acquisition: Quantitative Analysis of Longitudial Data
    Shigeru KATAGIRI
    Cognitive Studies, 10(2)304 - 317, 2003
  • Towards a Model of Intelligence Systems: The Past, Present, and Future of Intelligent Communication Systems
    Shigeru KATAGIRI
    NTT R&D, 50(5)336 - 346, 2001
  • Let's study L/R hearing with the Internet: Multimedia publicity of research outputs
    Shigeru KATAGIRI
    NTT Technical Journal, 145 - 147, 1998
  • Auditory/Speech-perception Modeling and Its Applications to Speech Processing
    Shigeru KATAGIRI
    J. Japanese Society for Artificial Intelligence, 6(3)351 - 357, 1991
  • A Japanese speech database for various kinds of research purposes
    Shigeru KATAGIRI
    J. Acoust. Soc. Jpn., 44(10)747 - 754, 1988
  • A role of duration in syllable perception
    S. KATAGIRI
    J. Acoust. Soc. Jpn., 42(2)97 - 105, 1986

Books etc

  • Pattern Recognition in Speech and Language Processing
    Shigeru KATAGIRI
    CRC Press, Feb. 2003, Contributor, Chapter 4 "Speech Pattern Recognition Using Neural Networks"
  • Handbook of Neural Network Signal Processing
    Shigeru KATAGIRI
    CRC Press, Aug. 2001, Contributor, Chapter 10 "Applications of Artificial Neural Networks to Speech Processing"
  • Nonlinear Dynamical Systems -Feedforward Neural Network Perspective-
    Irwin W, SANDBERG, James T. LO, Craig L. FANCOURT, Jose C. PRINCIPE, Shigeru KATAGIRI, Simon HAYKIN
    John Wiley & Sons, Feb. 2001, Joint author, Chapter 5 "Application of Feedforward Networks to Speech"
  • Intelligent Signal Processing
    Shigeru KATAGIRI, Biing-Hwang JUANG, Chin-Hui LEE
    IEEE Press, Jan. 2001, Contributor, Pattern Recognition Using a Family of Design Algorithms Based Upon the Generalized Probabilistic Descent Method
  • Handbook of Neural Networks for Speech Processing
    Handbook of, Neural Networks for, Speech Processing
    Artech House, Oct. 2000, Joint editor
  • Handbook of Pattern Recognition and Computer Vision
    Shigeru KATAGIRI, Erik MCDERMOTT
    World Scientific Pub., Mar. 1999, Contributor, Discriminative Training -Recent Progress in Speech Recognition
  • Signal Processing Technology and Applications
    Alain BIEM, Shigeru KATAGIRI, Biing-Hwang JUANG
    IEEE Press, Sep. 1995, Contributor, Discriminative Feature Extraction for Speech Recognition
  • Application of Neural Networks
    Shigeru KATAGIRI, Masahide SUGIYAMA
    Ohm, Jul. 1995, Contributor, Chapter 4 "Application to Speech Processing"
  • Artificial Neural Networks for Speech and Vision
    Shigeru KATAGIRI, Biing-Hwang JUANG, Alain BIEM
    Chapman & Hall, Jan. 1994, Contributor, Chapter 18 "Discriminative Feature Extraction"
  • Readings in Speech Recognition
    Erik MCDERMOTT, Hitoshi IWAMIDA, Shigeru KATAGIRI, Yoh'ichi TOHKURA
    Morgan Kaufmann, May 1990, Contributor, Shift-Tolerant LVQ and Hybrid LVQ-HMM for Phoneme Recognition
  • Applications of Neural Networks
    Ohm Pub., 1995

Conference Activities & Talks

  • To Ride the Tide or To Stick with The Basics?
    Shigeru KATAGIRI
    ACM, International Conference on Signal Processing and Machine Learning (SPML2019), Nov. 2019, English, Oral presentation (keynote)
  • From Bayes Error to Bayes Boundary
    Shigeru KATAGIRI
    ACM SPML 2018, Nov. 2018, English, Oral presentation (keynote)
  • A New Perspective of Discriminative Training for Pattern Recognition
    Shigeru KATAGIRI
    IEEE and IET, 2008 International Conference on Audio, Language and Image Processing (ICALIP2018), Jul. 2008, English, Oral presentation (keynote), Shanhai

Works

  • Collaboration technology enhanced with t-Room
    2006 -2008

Research Grants & Projects

  • Development of Class Boundary Evaluation Criterion in Pattern Recognition
    JSPS, KAKENHI (B), 2018/04 -2022/03, Shigeru KATAGIRI
  • MCE-Criterion-Based Approach to Design and Search of Discriminative Feature Space
    JSPS, KAKENHI (B), 2014/04 -2017/03, Shigeru Katagiri
  • Study on Achievable Performances of Minimum Classification Error Training
    JSPS, KAKENHI (B), 2010/04 -2012/03, Shigeru Katagiri
  • Systematization and Generalization of Discriminative Training
    JSPS, KAKENHI (B), 2007/04 -2009/03, Shigeru Katagiri

Social Contribution

  • Member, Industrial Advisory Board, Dept. EE, University of Washington, Consultant, 2006, Research consultation

Research Seeds

  • Discriminative training methods for pattern recognition
    Research Fields: Information and Communication
    Affiliation/Name: Shigeru Katagiri