Seiichi Nakagawa

Seiichi Nakagawa, Kazumasa Yamamoto, Kazumasa Yamamoto, 1996, 1996 IEEE International Conference on Acoustics, Speech, and Signal Processing Conference Proceedings.

A portable development tool for spoken dialogue systems

Seiichi Nakagawa, Satoru Kogure, 2000, INTERSPEECH.

Class-Based N-Gram Language Model for New Words Using Out-of-Vocabulary to In-Vocabulary Similarity

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2012, IEICE Trans. Inf. Syst..

Speaker-Independent English Consonant and Japanese Word Recognition by a Stochastic Dynamic Time Warping Method

Seiichi Nakagawa, Hirobumi Nakanishi, S. Nakagawa, 1988 .

Speaker Identification and Verification by Combining MFCC and Phase Information

Longbiao Wang, Seiichi Nakagawa, Shinji Ohtsuka, 2009, IEEE Transactions on Audio, Speech, and Language Processing.

Speaker-independent continuous-speech recognition by phoneme-based word spotting and time-synchronous context-free parsing☆

Seiichi Nakagawa, S. Nakagawa, 1989 .

Evaluating multiple LVCSR model combination in NTCIR-3 speech-driven web retrieval task

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2003, INTERSPEECH.

Phase and reverberation aware DNN for distant-talking speech enhancement

Jianwu Dang, Longbiao Wang, Masahiro Iwahashi, 2018, Multimedia Tools and Applications.

Hidden Conditional Neural Fields for Continuous Phoneme Speech Recognition

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2012, IEICE Trans. Inf. Syst..

Timing Detection for Realtime Dialog Systems Using Prosodic and Linguistic Information

Seiichi Nakagawa, Masashi Takeuchi, Norihide Kitaoka, 2004 .

Differences of speech rate, interphoneme distance and likelihood caused by speaking style, their relationship, and recognition performance

Seiichi Nakagawa, Kazumasa Yamamoto, 2002, Systems and Computers in Japan.

Character Code Independent Information Retrieval

Kyoji Umemura, Seiichi Nakagawa, Jun Uchida, 2000 .

Analysis of relationship between impression of human-to-human conversations and prosodic change and its modeling

Seiichi Nakagawa, Ryota Nishimura, Norihide Kitaoka, 2008, INTERSPEECH.

Instantaneous estimation of prosodic pronunciation habits for Japanese students to learn English pronunciation

Nobuaki Minematsu, Seiichi Nakagawa, 2000, INTERSPEECH.

Continuous Speech Understanding System LITHAN.

Seiichi Nakagawa, Toshiyuki Sakai, 1975 .

HMM composition of segmental unit input HMM for noisy speech recognition

Seiichi Nakagawa, Kazumasa Yamamoto, 1999, EUROSPEECH.

Automatic Explanation Spot Estimation Method Targeted at Text and Figures in Lecture Slides

Seiichi Nakagawa, Kazumasa Yamamoto, Shoko Tsujimura, 2017, INTERSPEECH.

Overview of the NTCIR-10 SpokenDoc-2 Task

Tatsuya Kawahara, Yoshiaki Itoh, Seiichi Nakagawa, 2013, NTCIR.

A statistical method of evaluating pronunciation proficiency for presentation in English

Seiichi Nakagawa, Kei Ohta, 2007, INTERSPEECH.

Automatic evaluation of English pronunciation by Japanese speakers using various acoustic features and pattern recognition techniques

Seiichi Nakagawa, Kuniaki Hirabayashi, 2010, INTERSPEECH.

Syllable Recognition by Hidden Markov Model Using Fixed-Length Segmental Statistics

Seiichi Nakagawa, Yoshiyuki Ono, Yoshimitsu Hirata, 1992 .

Evaluation of Augmented Continuous DP Matching by Connected Spoken Digit Recognition Experiment

Seiichi Nakagawa, Tatsuji Ito, S. Nakagawa, 1988 .

Hidden Boosted MMI and Hierarchical State Posterior Feature for Automatic Speech Recognition Based on Hidden Conditional Neural Fields

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2011, INTERSPEECH.

A Robust Dialogue System with Spontaneous Speech Understanding and Cooperative Response

Seiichi Nakagawa, Satoru Kogure, Toshihiko Ito, 1997, Real Applications@ACL/EACL.

Generalization of Linear Discriminant Analysis used in Segmental Unit Input HMM for Speech Recognition

Seiichi Nakagawa, Norihide Kitaoka, Makoto Sakai, 2007, 2007 IEEE International Conference on Acoustics, Speech and Signal Processing - ICASSP '07.

Text-independent speaker recognition using multiple information sources

Seiichi Nakagawa, Konstantin Markov, 1998, ICSLP.

Pitch Synchronized Relative Phase with Peak Error Detection For Noise-robust Speaker Recognition

Jianwu Dang, Longbiao Wang, Xiangang Li, 2018, 2018 11th International Symposium on Chinese Spoken Language Processing (ISCSLP).

An Efficient Sub - System of Doxastic Modal Logic

Seiichi Nakagawa, Mikio Yamamoto, Yasuhiro Morioka, 1992 .

A confidence measure based on agreement among multiple LVCSR models - correlation between pair of acoustic models and confidence

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2002, INTERSPEECH.

Confidence Measures for Speech Recognition by Using Likelihood of Acoustic Model and Language Model

Seiichi Nakagawa, Yoshihisa Horibe, 2001 .

Sentence recognition method using word cooccurrence probability and its evaluation

Seiichi Nakagawa, Isao Murase, 1990, ICSLP.

Large vocabulary speech recognition system: SPOJUS++

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2011 .

An English conversation and pronunciation CAI system using speech recognition technology

Hideyuki Suzuki, Seiichi Nakagawa, Yasuhiro Taniguchi, 1997, EUROSPEECH.

Automatic estimation of position and orientation of an acoustic source by a microphone array network.

Seiichi Nakagawa, Kazumasa Yamamoto, Alberto Yoshihiro Nakano, 2009, The Journal of the Acoustical Society of America.

Speech interface for name input based on combination of recognition methods using syllable-based n-gram and word dictionary

Seiichi Nakagawa, Norihide Kitaoka, Hironori Oshikawa, 2004, INTERSPEECH.

A Menu-Guided Spoken Dialog System and Its Evaluation

Seiichi Nakagawa, Takeshi Koike, Mikio Yamamoto, 1995 .

Comparison of continuous speech recognition systems with unknown-word processing for speech disfluencies

Atsuhiko Kai, Seiichi Nakagawa, 1998, Systems and Computers in Japan.

Distant Speech Recognition Using a Microphone Array Network

Seiichi Nakagawa, Kazumasa Yamamoto, Alberto Yoshihiro Nakano, 2010, IEICE Trans. Inf. Syst..

Sopoken Term Detection Based on a Syllable N-gram Index at the NTCIR-11 SpokenQuery&Doc Task

Seiichi Nakagawa, Kazumasa Yamamoto, Nagisa Sakamoto, 2014, NTCIR.

Comparison of Language Models by Stochastic Context-Free Grammar, Bigram and Quasi-Simplified-Trigram

Min Zhou, Seiichi Nakagawa, Isao Murase, 1991 .

A sum-marization method by reducing redundancy of each sentence for making captions of newscasting

Seiichi Nakagawa, Shigeru Masuyama, Makoto Mikami, 1999 .

Domain adaptation of a speech translation system for lectures by utilizing frequently appearing parallel phrases in-domain

Seiichi Nakagawa, Kazumasa Yamamoto, Norioki Goto, 2016, 2016 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA).

Acoustic signal processing techniques for robust speech recognition.

Seiichi Nakagawa, 1997 .

Succeeding word prediction for speech recognition based on stochastic language model

Min Zhou, Seiichi Nakagawa, 1996 .

Modeling for Performance Estimation in Spoken Document Retrieval and Simulation Experiments

Seiichi Nakagawa, Hiromitsu Nishizaki, 2002 .

Elimination of person names in spoken documents for privacy protection

Masatoshi Tsuchiya, Seiichi Nakagawa, Ryo Kawaguchi, 2014, Signal and Information Processing Association Annual Summit and Conference (APSIPA), 2014 Asia-Pacific.

Chat-like Spoken Dialogue System with Multiple Agents

Seiichi Nakagawa, Ryota Nishimura, Yuki Todo, 2016 .

Comparison of effects of acoustic and language knowledge on spontaneous speech perception/recognition between human and automatic speech recognizer

Seiichi Nakagawa, Norihide Kitaoka, Masahisa Shingu, 2003, INTERSPEECH.

Investigation of glottal features and annotation procedures for speech emotion recognition

Seiichi Nakagawa, Kazumasa Yamamoto, Masaaki Takebe, 2016, 2016 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA).

A robust/fast spoken term detection method based on a syllable n-gram index with a distance metric

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2013, Speech Commun..

Spoken language identification using ergodic HMM with emphasized state transition

Seiichi Nakagawa, Takashi Seino, 1993, EUROSPEECH.

Continuous speech recognition using segmental unit input HMMs with a mixture of probability density functions and context dependency

Nobuaki Minematsu, Seiichi Nakagawa, Kazumasa Yamamoto, 1998, ICSLP.

Describing mental state and its changes with dialogue participants and inference system

Seiichi Nakagawa, Mikio Yamamoto, Yasuhiro Morioka, 1993 .

A One-pass LVCSR Algorithm Using Context-dependent Acoustic Models and Trigram/4-gram Language Models

Ying Liang, Seiichi Nakagawa, Norihide Kitaoka, 2006 .

Japanese spoken document retrieval considering OOV keywords using LVCSR system with OOV detection processing

Seiichi Nakagawa, Hiromitsu Nishizaki, 2002 .

Syntax/Semantics-Oriented Spoken-Japanese Understanding System

Seiichi Nakagawa, Isao Murase, Yoshimitsu Hirata, 1996 .

Speaker change detection and speaker clustering using VQ distortion for broadcast news speech recognition

Seiichi Nakagawa, Kazumasa Mori, 2001, 2001 IEEE International Conference on Acoustics, Speech, and Signal Processing. Proceedings (Cat. No.01CH37221).

A task adaptation method and use of idiomatic expression of stochastic language model for speech recognition

Seiichi Nakagawa, Hiromitsu Nishizaki, Hirotaka Akamatsu, 1999 .

Multi class-based n-gram language model for new words using web data

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2011 .

Distant-Talking Speech Recognition Based on Spectral Subtraction by Multi-Channel LMS Algorithm

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2011, IEICE Trans. Inf. Syst..

Sound source localization by distributed microphone network

Longbiao Wang, Seiichi Nakagawa, Kazumasa Yamamoto, 2008 .

Syllable recognition using syllable-segment statistics and syllable-based HMM

Seiichi Nakagawa, Nobutoshi Takahashi, 2002, INTERSPEECH.

Automatic construction of CALL system from TV news program with captions

Satoshi Kobayashi, Seiichi Nakagawa, Takashi Tanaka, 2001, INTERSPEECH.

Word and class dependency of N-gram language model (言語理解とコミュニケーション・第9回音声言語シンポジウム)

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2007 .

Editor's Message to Special Issue on Spoken Document Processing

Seiichi Nakagawa, 2013 .

Text-independent speaker recognition by speaker-specific GMM and speaker adapted syllable-based HMM

Wei Zhang, Seiichi Nakagawa, 2003, INTERSPEECH.

Developing Partially-Transcribed Speech Corpus from Edited Transcriptions

Kengo Ohta, Masatoshi Tsuchiya, Seiichi Nakagawa, 2012, LREC.

A Spoken Dialog System for Chat-Like Conversations Considering Response Timing

Seiichi Nakagawa, Ryota Nishimura, Norihide Kitaoka, 2007, TSD.

Auditory perception versus automatic estimation of location and orientation of an acoustic source in a real environment

Seiichi Nakagawa, Kazumasa Yamamoto, Alberto Yoshihiro Nakano, 2010 .

Detection and recognition of correction utterance in spontaneously spoken dialog

Seiichi Nakagawa, Norihide Kitaoka, Naoko Kakutani, 2003, INTERSPEECH.

Improving the readability of class lecture automatic speech recognition results using multiple hypotheses

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2010 .

Speaker Identification by Combining Various Vocal Tract and Vocal Source Features

Longbiao Wang, Atsuhiko Kai, Seiichi Nakagawa, 2014, TSD.

A system for retrieving broadcast news speech documents using voice input keywords and similarity between words

Seiichi Nakagawa, Hiromitsu Nishizaki, 2000, INTERSPEECH.

Comparative evaluation of segmental unit input HMM and conditional density HMM

Seiichi Nakagawa, Kazumasa Yamamoto, 1995, EUROSPEECH.

Combining outputs of multiple LVCSR models by machine learning

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2005, Systems and Computers in Japan.

A Retrieval System of Broadcast News Speech Documents through Keyboard and Voice

Seiichi Nakagawa, Hiromitsu Nishizaki, 1999, TSD.

Speaker change detection and speaker clustering using VQ distortion measure

Seiichi Nakagawa, Kazumasa Mori, 2003, Systems and Computers in Japan.

Topic dependent class based language model evaluation on automatic speech recognition

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2010, 2010 IEEE Spoken Language Technology Workshop.

A Survey on Automatic Speech Recognition

Seiichi Nakagawa, S. Nakagawa, 2002 .

Effective use of pause information in language modelling for speech recognition

Kengo Ohta, Masatoshi Tsuchiya, Seiichi Nakagawa, 2009, INTERSPEECH.

A Pre-Matching Method for a Real Time Spoken Word Recognition System and a Learning Procedure of Speaker Differences.

Seiichi Nakagawa, Toshiyuki Sakai, 1978 .

Speaker-independent word recognition by less cost and stochastic dynamic time warping method

Seiichi Nakagawa, Hirobumi Nakanishi, 1987, ECST.

Speech Recognition for English Uttered by Japanese with Various Proficiency Levels

Seiichi Nakagawa, Hiroshi Kibishi, 2018, 2018 IEEE 7th Global Conference on Consumer Electronics (GCCE).

Noisy speech recognition based on selection of multiple noise suppression methods using noise GMMs

Seiichi Nakagawa, Norihide Kitaoka, Souta Hamaguchi, 2006, INTERSPEECH.

English Speech Database Read by Japanese Learners for CALL System Development

Nobuaki Minematsu, Shozo Makino, Seiichi Nakagawa, 2002, LREC.

An Unsupervised Speaker Adaptation Method for Lecture-Style Spontaneous Speech Recognition Using Multiple Recognition Systems

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2005, IEICE Trans. Inf. Syst..

Automatic Extraction of Phonotactics based on Hidden Markov Models and Language Identification

Seiichi Nakagawa, Yoshio Ueda, 1990 .

Speech recognition using long-term phase information

Seiichi Nakagawa, Kazumasa Yamamoto, Eiichi Sueyoshi, 2010, INTERSPEECH.

Speech recognition under noisy environments using segmental unit input HMM

Seiichi Nakagawa, Kazumasa Yamamoto, 2002, Systems and Computers in Japan.

Development and evaluation of spoken dialog systems with one or two agents

Seiichi Nakagawa, Ryota Nishimura, Yuki Todo, 2013, INTERSPEECH.

Dereverberation Based on Spectral Subtraction by Multi-channel LMS Algorithm for Hands-free Speech Recognition

Longbiao Wang, Atsuhiko Kai, Seiichi Nakagawa, 2012 .

Lattice-Based Risk Minimization Training for Unsupervised Language Model Adaptation

Akio Kobayashi, Seiichi Nakagawa, Shinichi Homma, 2011, INTERSPEECH.

A Classification Method of Spoken Words in Continuous Speech for Many Speakers

Seiichi Nakagawa, Toshiyuki Sakai, 1976 .

Application of the generation of filled pauses to a dialgoue system and analysis of a usr's behavior

Toshihiko Itoh, Seiichi Nakagawa, 1998 .

A Multi-modal interface with speech and touch screen

Seiichi Nakagawa, Jian Xim Zhang, Wicha Chengcharoen, 1995 .

A Machine Learning Approach for an Indonesian-English Cross Language Question Answering System

Ayu Purwarianti, Masatoshi Tsuchiya, Seiichi Nakagawa, 2007, IEICE Trans. Inf. Syst..

Speech recognition using hidden Markov models based on segmental statistics

Seiichi Nakagawa, Kazumasa Yamamoto, 1997, Systems and Computers in Japan.

SUMMARIZATION OF SPOKEN LECTURES BASED ON LINGUISTIC SURFACE AND PROSODIC INFORMATION

Seiichi Nakagawa, Masaru Yamaguchi, Shingo Togashi, 2006, 2006 IEEE Spoken Language Technology Workshop.

Estimating the position and orientation of an acoustic source with a microphone array network

Seiichi Nakagawa, Kazumasa Yamamoto, Alberto Yoshihiro Nakano, 2009, INTERSPEECH.

Speaker identification by combining MFCC and phase information in noisy environments

Longbiao Wang, Seiichi Nakagawa, Kazumasa Yamamoto, 2010, 2010 IEEE International Conference on Acoustics, Speech and Signal Processing.

A Recognition Method of Connected Spoken Words With Syntactical Constraints by Augmented Continuous DP Algorithm

Seiichi Nakagawa, S. Nakagawa, 1983, IJCAI.

Dealing with out-of-vocabulary words and speech disfluencies in an n-gram based speech understanding system

Atsuhiko Kai, Seiichi Nakagawa, Yoshifumi Hirose, 1998, ICSLP.

Evaluation of Combinational Use of Discriminant Analysis-Based Acoustic Feature Transformation and Discriminative Training

Seiichi Nakagawa, Kazuya Takeda, Norihide Kitaoka, 2010, IEICE Trans. Inf. Syst..

Evaluation of unknown word processing in a spoken word recognition system

Atsuhiko Kai, Seiichi Nakagawa, 1994, ICSLP.

Keyword recognition and extraction by multiple-LVCSRs with 60, 000 words in speech-driven WEB retrieval task

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2004, INTERSPEECH.

Topic dependent language model based on topic voting on noun history

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2009, INTERSPEECH.

Prosodic manipulation system of speech material for perceptual experiments

Keikichi Hirose, Nobuaki Minematsu, Seiichi Nakagawa, 1996, Proceeding of Fourth International Conference on Spoken Language Processing. ICSLP '96.

Fast NMF based approach and improved VQ based approach for speech recognition from mixed sound

Seiichi Nakagawa, Kazumasa Yamamoto, Shoichi Nakano, 2012, Proceedings of The 2012 Asia Pacific Signal and Information Processing Association Annual Summit and Conference.

Spoken sentence recognition by time-synchronous parsing algorithm of context-free grammar

Seiichi Nakagawa, 1987, ICASSP '87. IEEE International Conference on Acoustics, Speech, and Signal Processing.

A machine learning approach for indonesian question answering system

Ayu Purwarianti, Masatoshi Tsuchiya, Seiichi Nakagawa, 2007, Artificial Intelligence and Applications.

Relative phase information for detecting human speech and spoofed speech

Longbiao Wang, Seiichi Nakagawa, Yohei Yoshida, 2015, INTERSPEECH.

Usability of Browser-Based Pen-Touch/Speech User Interfaces for Form-Based Application in Mobile Environment

Atsuhiko Kai, Seiichi Nakagawa, Takahiro Nakano, 2000, ICMI.

A spoken dialog system activating the natural response timing using prosodic and linguistic information for chat-like conversation

Seiichi Nakagawa, Masashi Takeuchi, Norihide Kitaoka, 2004 .

A Spoken Dialog System for Spontaneous Conversations Considering Response Timing and Response Type

Seiichi Nakagawa, Ryota Nishimura, 2011 .

Speaker verification using frame and utterance level likelihood normalization

Seiichi Nakagawa, Konstantin Markov, 1997, 1997 IEEE International Conference on Acoustics, Speech, and Signal Processing.

One-pass LVCSR algorithm using linear lexicon search and 1-best approximation tree-structured lexicon search

Ying Liang, Seiichi Nakagawa, Norihide Kitaoka, 2007, 2007 9th International Symposium on Signal Processing and Its Applications.

A word recognition method from a classified phoneme string in the Lithan speech understanding system

Seiichi Nakagawa, Toshiyuki Sakai, 1978, ICASSP.

Query Transitive Translation Using IR Score for Indonesian-Japanese CLIR

Ayu Purwarianti, Masatoshi Tsuchiya, Seiichi Nakagawa, 2005, AIRS.

Combination of syllable based N-gram search and word search for spoken term detection through spoken queries and IV/OOV classification

Seiichi Nakagawa, Kazumasa Yamamoto, Nagisa Sakamoto, 2015, 2015 IEEE Workshop on Automatic Speech Recognition and Understanding (ASRU).

A connected spoken word recognition method by O(n) dynamic programming pattern matching algorithm

Seiichi Nakagawa, 1983, ICASSP.

Detection and recognition of repaired speech on misrecognized utterances for speech input of car navigation system

Seiichi Nakagawa, Norihide Kitaoka, Naoko Kakutani, 2002, INTERSPEECH.

A deep neural network integrated with filterbank learning for speech recognition

Seiichi Nakagawa, Hiroshi Seki, Kazumasa Yamamoto, 2017, 2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP).

Automatic speech recognition using Hidden Conditional Neural Fields

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2011, 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP).

Discriminative training of GMM using a modified EM algorithm for speaker recognition

Seiichi Nakagawa, Konstantin Markov, 1998, ICSLP.

Report on the 1990 International Conference on Acoustics, Speech, and Signal Processing.

Keikichi Hirose, Seiichi Nakagawa, Shoji Makino, 1990 .

Confidence of agreement among multiple LVCSR models and model combination by SVM

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2003, 2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP '03)..

A Comparative Study of Output Probability Functions in HMMs

Li Zhao, Hideyuki Suzuki, Seiichi Nakagawa, 1995, IEICE Trans. Inf. Syst..

Comparing isolately spoken keywords with spontaneously spoken queries for Japanese spoken document retrieval

Seiichi Nakagawa, Hiromitsu Nishizaki, 2002, INTERSPEECH.

Integration of cache-based model and topic dependent class model with soft clustering and soft voting

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2010, INTERSPEECH.

Effect of acoustic and linguistic contexts on human and machine speech recognition

Seiichi Nakagawa, Norihide Kitaoka, Daisuke Enami, 2014, Comput. Speech Lang..

Power linear discriminant analysis

Seiichi Nakagawa, Norihide Kitaoka, Makoto Sakai, 2007, 2007 9th International Symposium on Signal Processing and Its Applications.

Evaluation of VQ-distortion based HMM

Li Zhao, Hideyuki Suzuki, Seiichi Nakagawa, 1993, EUROSPEECH.

Spoken Name Input Method Using Word Recognition and Continuous Syllable Recognition with Touch Input

Seiichi Nakagawa, Norihide Kitaoka, Hironori Oshikawa, 2013 .

A lOObit/s speech coding using a speech recognition technique

Seiichi Nakagawa, Yoshimitsu Hirata, 1989, EUROSPEECH.

A Semantic Interpreter and a Cooperative Response Generator for a Robust Spoken Dialogue System

Toshihiko Itoh, Seiichi Nakagawa, Satoru Kogure, 2000, Int. J. Pattern Recognit. Artif. Intell..

Spoken Term Detection by N-gram Index with Exact Distance for NTCIR-SpokenDoc2

Seiichi Nakagawa, Nagisa Sakamoto, 2013, NTCIR.

Directional Acoustic Source'S Position and Orientation Estimation Approach by a Microphone Array Network

Seiichi Nakagawa, Kazumasa Yamamoto, Alberto Yoshihiro Nakano, 2009, 2009 IEEE 13th Digital Signal Processing Workshop and 5th IEEE Signal Processing Education Workshop.

Frame level likelihood normalization for text-independent speaker identification using Gaussian mixture models

Seiichi Nakagawa, Konstantin Markov, 1996, Proceeding of Fourth International Conference on Spoken Language Processing. ICSLP '96.

Multimodal interface for organization name input based on combination of isolated word recognition and continuous base-word recognition

Seiichi Nakagawa, Norihide Kitaoka, Hironori Oshikawa, 2005, INTERSPEECH.

Rapid Speaker Adaptation of Neural Network Based Filterbank Layer for Automatic Speech Recognition

Seiichi Nakagawa, Hiroshi Seki, Tomoyosi Akiba, 2018, 2018 IEEE Spoken Language Technology Workshop (SLT).

Single channel dereverberation method in log-melspectral domain using limited stereo data for distant speaker identification

Seiichi Nakagawa, Aditya Nugraha, Kazumasa Yamamoto, 2013, 2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference.

Noisy Speech Recognition Based on Integration/Selection of Multiple Noise Suppression Methods Using Noise GMMs

Seiichi Nakagawa, Norihide Kitaoka, Souta Hamaguchi, 2008, IEICE Trans. Inf. Syst..

Privacy Protection for Speech Information

Seiichi Nakagawa, Kazumasa Yamamoto, Kazumasa Yamamoto, 2009, 2009 Fifth International Conference on Information Assurance and Security.

An voice - operating WWW browsing system using a continuous speech recognition server -SPOJUS-

Atsuhiko Kai, Seiichi Nakagawa, Takahiro Nakano, 1998 .

Concept and grammar acquisition based on combining with visual and auditory information

Seiichi Nakagawa, Mikio Masukata, 1994, ICSLP.

Syllable-based connected spoken word recognition by two pass O(n) DP matching and hidden Markov models

Seiichi Nakagawa, M. Jilan, 1986, ICASSP '86. IEEE International Conference on Acoustics, Speech, and Signal Processing.

Comparison among time-delay neural networks, LVQ2 discrete parameter HMM and continuous parameter HMM

Seiichi Nakagawa, Y. Hirata, 1990, International Conference on Acoustics, Speech, and Signal Processing.

Unsupervised speaker adaptation using high confidence portion recognition results by multiple recognition systems

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2004, INTERSPEECH.

Connected spoken word recognition algorithms by constant time delay DP, O(n) DP and augmented continuous DP matching

Seiichi Nakagawa, S. Nakagawa, 1984, Inf. Sci..

Evaluation of Discriminant Analysis-based Feature Transformation and Discriminative Training for Speech Recognition

Seiichi Nakagawa, Kazuya Takeda, Norihide Kitaoka, 2009 .

A fast calculation method in LVCSRS by time-skipping and clustering of probability density distributions

Seiichi Nakagawa, Yukihisa Horibe, 2001, INTERSPEECH.

Replay Attacks Detection Using Phase and Magnitude Features with Various Frequency Resolutions

Jianwu Dang, Longbiao Wang, Meng Liu, 2018, 2018 11th International Symposium on Chinese Spoken Language Processing (ISCSLP).

Comparison of continuous speech recognition systems with unknown‐word processing for speech disfluencies

Atsuhiko Kai, Seiichi Nakagawa, S. Nakagawa, 1998 .

Blind dereverberation based on CMN and spectral subtraction by multi-channel LMS algorithm

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2008, INTERSPEECH.

Robust Extraction of Named Entity Including Unfamiliar Word

Masatoshi Tsuchiya, Seiichi Nakagawa, Shinya Hida, 2008, ACL.

Robust lecture speech translation for speech misrecognition and its rescoring effect from multiple candidates

Seiichi Nakagawa, Hiroshi Seki, Kazumasa Yamamoto, 2017, 2017 International Conference on Advanced Informatics, Concepts, Theory, and Applications (ICAICTA).

Speaker independent speech recognition using features based on glottal sound source

Seiichi Nakagawa, Norihide Kitaoka, Daisuke Yamada, 2002, INTERSPEECH.

A Speech Understanding System with Dialogue Capability

Seiichi Nakagawa, Toshiyuki Sakai, Teruhiko Ukita, 1981 .

Chunking Japanese Compound Functional Expressions by Machine Learning

Satoshi Sato, Takehito Utsuro, Masatoshi Tsuchiya, 2006 .

Robust Speech Recognition by Combining Short-Term and Long-Term Spectrum Based Position-Dependent CMN with Conventional CMN

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2008, IEICE Trans. Inf. Syst..

Fast NMF based approach and VQ based approach using MFCC distance measure for speech recognition from mixed sound

Seiichi Nakagawa, Kazumasa Yamamoto, Shoichi Nakano, 2013, 2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference.

Evaluation of Privacy Protection Techniques for Speech Signals

Seiichi Nakagawa, Kazumasa Yamamoto, Kazumasa Yamamoto, 2010, IPMU.

Robust Distant Speech Recognition by Combining Multiple Microphone-Array Processing with Position-Dependent CMN

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2006, EURASIP J. Adv. Signal Process..

Useful Contents of Classroom Lecture Speech and a Browsing System

Seiichi Nakagawa, Norihide Kitaoka, Yasuhisa Fujii, 2008 .

Lecture subtopic retrieval by retrieval keyword expansion using subordinate concept

Seiichi Nakagawa, Tetsuo Funada, Noboru Kanedera, 2010, INTERSPEECH.

Automatic extraction of cue phrases for important sentences in lecture speech and automatic lecture speech summarization

Seiichi Nakagawa, Norihide Kitaoka, Yasuhisa Fujii, 2007, INTERSPEECH.

Replay attack detection with auditory filter-based relative phase features

Longbiao Wang, Masahiro Iwahashi, Seiichi Nakagawa, 2019, EURASIP J. Audio Speech Music. Process..

Component reduction technique for covariance matrix of multidimensional Gaussian distribution in Speech Recognition

Seiichi Nakagawa, Kazumasa Yamamoto, Eiichi Seyoshi, 2009 .

Language Model Based on Word Order Sensitive Matrix Representation in Latent Semantic Analysis for Speech Recognition

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2009, 2009 WRI World Congress on Computer Science and Information Engineering.

Discriminative training of HMM using maximum normalized likelihood algorithm

Satoshi Nakamura, Seiichi Nakagawa, Konstantin Markov, 2001, 2001 IEEE International Conference on Acoustics, Speech, and Signal Processing. Proceedings (Cat. No.01CH37221).

Discriminative Learning of Filterbank Layer within Deep Neural Network Based Speech Recognition for Speaker Adaptation

Seiichi Nakagawa, Hiroshi Seki, Tomoyosi Akiba, 2019, IEICE Trans. Inf. Syst..

Large-vocabulary continuous speech recognition using linear lexicon search and 1-best approximation tree-structured lexicon search

Seiichi Nakagawa, Norihide Kitaoka, Nobutoshi Takahashi, 2005, Systems and Computers in Japan.

Automatic detection of accent nuclei at the head of words for speech recognition

Nobuaki Minematsu, Seiichi Nakagawa, 1996, Proceeding of Fourth International Conference on Spoken Language Processing. ICSLP '96.

Analysis of effect of compensation parameter estimation for CMN on speech/speaker recognition

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2007, 2007 9th International Symposium on Signal Processing and Its Applications.

Text-independent speaker recognition by combining speaker-specific GMM with speaker adapted syllable-based HMM

Wei Zhang, Seiichi Nakagawa, Mitsuo Takahashi, 2004, 2004 IEEE International Conference on Acoustics, Speech, and Signal Processing.

Soft-clustering technique for training data in Age-and gender-independent speech recognition

Seiichi Nakagawa, Kazumasa Yamamoto, Daisuke Enami, 2012, Proceedings of The 2012 Asia Pacific Signal and Information Processing Association Annual Summit and Conference.

Deep neural network based acoustic model using speaker-class information for short time utterance

Seiichi Nakagawa, Hiroshi Seki, Kazumasa Yamamoto, 2015, 2015 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA).

Improving Keyword Recognition of Spoken Queries by Combining Multiple Speech Recognizer's Outputs for Speech-driven WEB Retrieval Task

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2005, IEICE Trans. Inf. Syst..

Class lecture summarization taking into account consecutiveness of important sentences

Seiichi Nakagawa, Norihide Kitaoka, Kazumasa Yamamoto, 2008, INTERSPEECH.

Linear Discriminant Analysis Using a Generalized Mean of Class Covariances and Its Application to Speech Recognition

Seiichi Nakagawa, Norihide Kitaoka, Makoto Sakai, 2008, IEICE Trans. Inf. Syst..

Noise Robust Fundamental Frequency Estimation of Speech using CNN-based discriminative modeling

Atsuhiko Kai, Seiichi Nakagawa, Tomonori Kawamura, 2018, 2018 5th International Conference on Advanced Informatics: Concept Theory and Applications (ICAICTA).

Automatic detection of edited parts in inexact transcribed corpora based on alignment between edited transcription and corresponding utterance

Kengo Ohta, Masatoshi Tsuchiya, Seiichi Nakagawa, 2011 .

An unsupervised speaker adaptation method for continuous parameter HMM by maximum a posteriori probability estimation

Seiichi Nakagawa, Yutaka Tsurumi, 1994, ICSLP.

A new speech recognition method based on VQ-distortion measure and HMM

Hideyuki Suzuki, Seiichi Nakagawa, S. Nakagawa, 1993, 1993 IEEE International Conference on Acoustics, Speech, and Signal Processing.

A real time phonetically based spoken word recognition system and recognizer for unspecified speakers

Seiichi Nakagawa, Toshiyuki Sakai, 1981 .

Privacy protection for speech signals

Seiichi Nakagawa, Kazumasa Yamamoto, Tsuchiya Masatoshi, 2010 .

A connected spoken word recognition algorithm by augmented continuous DP matching

Seiichi Nakagawa, S. Nakagawa, 1985, Systems and Computers in Japan.

Three language identification methods based on HMMs

Seiichi Nakagawa, Takashi Seino, Allan A. Reyes, 1994, ICSLP.

An Isolated Spoken Word Recognition System with Capability of Registration of New Words

Atsuhiko Kai, Seiichi Nakagawa, Hirobumi Nakanishi, 1998 .

Development of VAD evaluation framework CENSREC-1-C and investigation of relationship between VAD and speech recognition performance

Satoshi Nakamura, Shingo Kuroiwa, Tetsuya Takiguchi, 2007, 2007 IEEE Workshop on Automatic Speech Recognition & Understanding (ASRU).

A SPOKEN DIALOG SYSTEM WITH AUTOMATIC RECOVERY MECHANISM FROM MISRECOGNITION

Seiichi Nakagawa, Norihide Kitaoka, Hirotoshi Yano, 2006, 2006 IEEE Spoken Language Technology Workshop.

Robust distant speaker recognition based on position-dependent CMN by combining speaker-specific GMM with speaker-adapted HMM

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2007, Speech Commun..

Experimental evaluation on confidence of agreement among multiple Japanese LVCSR models

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2001, INTERSPEECH.

An Error Correction Method of Continuous Speech Recognition Using WEB Documents

Seiichi Nakagawa, Hiromitsu Nishizaki, Yoshihiro Sekiguchi, 2003 .

Speech recognition using various sequential networks

Seiichi Nakagawa, Isao Hayakawa, 1992, Systems and Computers in Japan.

Response timing generation and response type selection for a spontaneous spoken dialog system

Seiichi Nakagawa, Ryota Nishimura, 2009, 2009 IEEE Workshop on Automatic Speech Recognition & Understanding.

Robust distant speaker recognition based on position dependent cepstral mean normalization

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2005, INTERSPEECH.

A Computational Reduction Method of the Observation Probabilities for the Continuous HMM Density

Seiichi Nakagawa, Wicha Chengcharoen, 1995 .

A statistical method of evaluating pronunciation proficiency for Japanese words

Seiichi Nakagawa, Kei Ohta, 2005, INTERSPEECH.

Evaluation of spectral subtraction with smoothing of time direction on the Aurora 2 task

Seiichi Nakagawa, Norihide Kitaoka, 2002, INTERSPEECH.

Detection of overlapping acoustic events based on NMF with shared basis vectors

Seiichi Nakagawa, Kazumasa Yamamoto, Chikara Ishikawa, 2017, 2017 IEEE 6th Global Conference on Consumer Electronics (GCCE).

Development and Evaluation of Spoken Dialog Systems with One or Two Agents through Two Domains

Seiichi Nakagawa, Ryota Nishimura, Yuki Todo, 2013, TSD.

Detection of precisely transcribed parts from inexact transcribed corpus

Kengo Ohta, Masatoshi Tsuchiya, Seiichi Nakagawa, 2011, 2011 IEEE Workshop on Automatic Speech Recognition & Understanding.

Improvement of Keyword Recognition and Extraction for Speech - driven Web Retrieval Task

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2004 .

A Recognition System of Connected Spoken Words Based on Word Boundary Detection.

Seiichi Nakagawa, Toshiyuki Sakai, T. Sakai, 1979 .

Speaker adaptation of continuous parameter HMM

Seiichi Nakagawa, Yoshimitsu Hirata, 1990, ICSLP.

Detection and recognition of correction utterances on misrecognition of spoken dialog system

Seiichi Nakagawa, Norihide Kitaoka, Naoko Kakutani, 2005, Systems and Computers in Japan.

Text-independent speaker recognition using non-linear frame likelihood transformation

Seiichi Nakagawa, Konstantin Markov, S. Nakagawa, 1998, Speech Commun..

Speech analysis of sung-speech and lyric recognition in monophonic singing

Seiichi Nakagawa, Kazumasa Yamamoto, Dairoku Kawai, 2016, 2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP).

Feature Transformation Based on Generalization of Linear Discriminant Analysis

Seiichi Nakagawa, Norihide Kitaoka, Makoto Sakai, 2008 .

Improving the readability of class lecture ASR results using a confusion network

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2010, INTERSPEECH.

Developing Corpus of Japanese Classroom Lecture Speech Contents

Kengo Ohta, Masatoshi Tsuchiya, Seiichi Nakagawa, 2008, LREC.

Pseudo-pitch-synchronized phase information extraction and its application for robust speaker recognition

Thomas Fang Zheng, Jianwu Dang, Longbiao Wang, 2017, 2017 IEEE 6th Global Conference on Consumer Electronics (GCCE).

Detection and recognition of correction utterances on misrecognition of spoken dialog system

Seiichi Nakagawa, Norihide Kitaoka, Naoko Kakutani, 2005 .

Analysis and Robust Extraction of Changing Named Entities

Masatoshi Tsuchiya, Seiichi Nakagawa, Shoko Endo, 2009, NEWS@IJCNLP.

Topic dependent language model based on clustering of noun word history

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2009 .

Efficient out-of-vocabulary term detection by n-gram array indices with distance from a syllable lattice

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2011, 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP).

Spoofing Speech Detection Using Modified Relative Phase Information

Longbiao Wang, Seiichi Nakagawa, Zhaofeng Zhang, 2017, IEEE Journal of Selected Topics in Signal Processing.

Out-of-vocabulary term detection by n-gram array with distance from continuous syllable recognition results

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2010, 2010 IEEE Spoken Language Technology Workshop.

Robust spoken document retrieval methods for misrecognition and out-of-vocabulary keywords

Seiichi Nakagawa, Hiromitsu Nishizaki, 2003 .

Confidence measure and rejection based on correctness probability of recognition candidates

Seiichi Nakagawa, Norihide Kitaoka, Ichiro Akahori, 2004 .

Hardware and Software Technology for Speech Synthesis and Speech Recognition

Seiichi Nakagawa, 1984 .

Interpreter for Highly Portable Spoken Dialogue System

Seiichi Nakagawa, Satoru Kogure, Masamitsu Umeda, 2003, SIGDIAL Workshop.

Constructing Japanese test collections for spoken term detection

Tatsuya Kawahara, Yoshiaki Itoh, Seiichi Nakagawa, 2010, INTERSPEECH.

Estimating high-confidence portions based on agreement among outputs of multiple LVCSR models

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2004 .

Replay Attack Detection Using Magnitude and Phase Information with Attention-based Adaptive Filters

Longbiao Wang, Meng Liu, Xiangang Li, 2019, ICASSP 2019 - 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP).

Prosody change and response timing analysis in spontaneously spoken dialogs and their modeling in a spoken dialog system

Seiichi Nakagawa, Ryota Nishimura, Norihide Kitaoka, 2007, INTERSPEECH.

Robust speech recognition using DNN-HMM acoustic model combining noise-aware training with spectral subtraction

Seiichi Nakagawa, Kazumasa Yamamoto, Akihiro Abe, 2015, INTERSPEECH.

Risk-Based Semi-Supervised Discriminative Language Modeling for Broadcast Transcription

Akio Kobayashi, Seiichi Nakagawa, Takahiro Oku, 2012, IEICE Trans. Inf. Syst..

Robust speech recognition under noisy environments based on selection of multiple noise suppression methods

Seiichi Nakagawa, N. Kitaoka, S. Hamaguchi, 2005 .

Robust/fast out-of-vocabulary spoken term detection by N-gram index with exact distance through text/speech input

Seiichi Nakagawa, Nagisa Sakamoto, 2013, 2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference.

Multiple Phase Information Combination for Replay Attacks Detection

Jianwu Dang, Longbiao Wang, Xiangang Li, 2018, INTERSPEECH.

Multi-objective optimization for semi-supervised discriminative language modeling

Akio Kobayashi, Seiichi Nakagawa, Takahiro Oku, 2012, 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP).

The syntax-oriented spoken Japanese understanding system SPOJOS-SYNO II

Seiichi Nakagawa, Isao Murase, Yoshimitsu Hirata, 1991, EUROSPEECH.

LVCSR based on context-dependent syllable acoustic models (Speech) -- (国際ワークショップ"Asian workshop on speech science and technology")

Longbiao Wang, Seiichi Nakagawa, Jian Zhang, 2008 .

Automatic detection of accent in English words spoken by Japanese students

Nobuaki Minematsu, Seiichi Nakagawa, Nariaki Ohashi, 1997, EUROSPEECH.

High speed spoken term detection by combination of n-gram array of a syllable lattice and LVCSR result for NTCIR-SpokenDoc

Seiichi Nakagawa, Keisuke Iwami, 2011, NTCIR.

A Parallel Tree Search Method

Seiichi Nakagawa, Toshiyuki Sakai, 1979, IJCAI.

Estimating high-confidence portions based on agreement among outputs of multiple LVCSR models

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2004, Systems and Computers in Japan.

1A2-G02 Development of a camera with articulated arm for viewing narrow space(Robotics and Mechatronics in Construction and Demolition)

Takao Ueno, Seiichi Nakagawa, Yuichi Yasuda, 2012 .

A Development Tool for Spoken Dialogue Systems and Its Evaluation

Seiichi Nakagawa, Satoru Kogure, 2001, TSD.

Large-vocabulary continuous speech recognition using linear lexicon search and 1-best approximation tree-structured lexicon search

Seiichi Nakagawa, Norihide Kitaoka, Nobutoshi Takahashi, 2005 .

Selection of optimal dimensionality reduction method using chernoff bound for segmental unit input HMM

Seiichi Nakagawa, Norihide Kitaoka, Makoto Sakai, 2007, INTERSPEECH.

A phonetic Vocoder for Very-Low-Rate Speech Coding

Seiichi Nakagawa, Yoshimitsu Hirata, 1989 .

A comparison study of output probability functions in HMMs through spoken digit recognition

Li Zhao, Hideyuki Suzuki, Seiichi Nakagawa, 1994, ICSLP.

Combining outputs of multiple LVCSR models by machine learning

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2005 .

A browsing system for classroom lecture speech

Seiichi Nakagawa, Shingo Togashi, 2008, INTERSPEECH.

Robust Distant Speech Recognition by Combining Position-Dependent CMN with Conventional CMN

Longbiao Wang, Seiichi Nakagawa, Norihide Kitaoka, 2007, 2007 IEEE International Conference on Acoustics, Speech and Signal Processing - ICASSP '07.

Investigation on unknown word processing and strategies for spontaneous speech understanding

Atsuhiko Kai, Seiichi Nakagawa, 1995, EUROSPEECH.

Overview of an intelligent system for information retrieval based on human-machine dialogue through spoken language

Keikichi Hirose, Shuichi Itahashi, Katsuhiko Shirai, 2000, INTERSPEECH.

Response Timing Detection Using Prosodic and Linguistic Information for Human-friendly Spoken Dialog Systems (論文特集:人間と共生する情報システム)

Seiichi Nakagawa, Ryota Nishimura, Masashi Takeuchi, 2005 .

Topic dependent language model based on on-line voting (言語理解とコミュニケーション)

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2009 .

On the use of phase information-based joint factor analysis for speaker verification under channel mismatch condition

Longbiao Wang, Atsuhiko Kai, Seiichi Nakagawa, 2012, Proceedings of The 2012 Asia Pacific Signal and Information Processing Association Annual Summit and Conference.

Topic-Dependent Language Model with Voting on Noun History

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2010, TALIP.

Evaluation of Japanese manners of generating word accent of English based on a stressed syllable detection technique

Nobuaki Minematsu, Seiichi Nakagawa, Yukiko Fujisawa, 1998, ICSLP.

Construction of spoken language model including fillers using filler prediction model

Kengo Ohta, Masatoshi Tsuchiya, Seiichi Nakagawa, 2007, INTERSPEECH.

Lyric recognition in monophonic singing using pitch-dependent DNN

Seiichi Nakagawa, Kazumasa Yamamoto, Dairoku Kawai, 2017, 2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP).

On parsing direction and tree search in the LITHAN speech understanding system

Seiichi Nakagawa, Toshiyuki Sakai, 1978 .

A context-free grammar-driven, one-pass HMM-based continuous speech recognition method

Atsuhiko Kai, Seiichi Nakagawa, 1994, Systems and Computers in Japan.

Instantaneous estimation of accentuation habits for Japanese students to learn English pronunciation

Nobuaki Minematsu, Seiichi Nakagawa, Naoki Nakamura, 2001, INTERSPEECH.

Development of large vocabulary continuous speech recognition system for Mongolian language

Kengo Ohta, Masatoshi Tsuchiya, Seiichi Nakagawa, 2012, SLTU.

Text-Independent/Text-Prompted Speaker Recognition by Combining Speaker-Specific GMM with Speaker Adapted Syllable-Based HMM

Wei Zhang, Seiichi Nakagawa, Mitsuo Takahashi, 2006, IEICE Trans. Inf. Syst..

An Input Interface with Speech and Touch Screen

Seiichi Nakagawa, JianXin Zhang, 1994 .

Integrating Cross-Lingually Relevant News Articles and Monolingual Web Documents in Bilingual Lexicon Acquisition

Satoshi Sato, Takehito Utsuro, Seiichi Nakagawa, 2004, COLING.

Speech recognition based on Itakura-Saito divergence and dynamics/sparseness constraints from mixed sound of speech and music by non-negative matrix factorization

Seiichi Nakagawa, Kazumasa Yamamoto, Shoichi Nakano, 2014, INTERSPEECH.

Speech recognition performance of CJLC: corpus of Japanese lecture contents

Masatoshi Tsuchiya, Seiichi Nakagawa, Hiromitsu Nishizaki, 2008, INTERSPEECH.

Speaker-independent, text-independent language identification by HMM

Seiichi Nakagawa, Takashi Seino, Yoshio Ueda, 1992, ICSLP.

A Confidence Measure based on Agreement among Multiple LVCSR Models : Combining Outputs of Multiple Models based on Confidence

Takehito Utsuro, Seiichi Nakagawa, Hiromitsu Nishizaki, 2002 .

DP-4-2 Spontaneous Speech Recognition : its challenge and limit

Seiichi Nakagawa, 2006 .

DNN-Based Amplitude and Phase Feature Enhancement for Noise Robust Speaker Identification

Longbiao Wang, Xiong Xiao, Masahiro Iwahashi, 2016, INTERSPEECH.

Quality improvement of PSOLA analysis-synthesis using partial zero-phase conversion

Nobuaki Minematsu, Seiichi Nakagawa, 2000, INTERSPEECH.

Speech Recognition in Mixed Sound of Speech and Music Based on Vector Quantization and Non-Negative Matrix Factorization

Seiichi Nakagawa, Kazumasa Yamamoto, Shoichi Nakano, 2011, INTERSPEECH.

Confidence measure and rejection based on correctness probability of recognition candidates

Seiichi Nakagawa, Norihide Kitaoka, Ichiro Akahori, 2004, Systems and Computers in Japan.

Speech interface for arbitrary character string input on WWW browser

Seiichi Nakagawa, Norihide Kitaoka, Hironori Oshikawa, 2002 .

Distant speech recognition using spatial information esti- mated by a microphone array network ∗

Seiichi Nakagawa, Kazumasa Yamamoto, Alberto Yoshihiro Nakano, 2009 .

Relationship among Recognition Rate, Rejection Rate and False Alarm Rate in a Spoken Word Recognition System

Atsuhiko Kai, Seiichi Nakagawa, 1995, IEICE Trans. Inf. Syst..

Expanding Indonesian-Japanese Small Translation Dictionary Using a Pivot Language

Ayu Purwarianti, Masatoshi Tsuchiya, Seiichi Nakagawa, 2007, ACL.

A Spoken Dialog System with Verification and Clarification Queries (Special Issue on Speech and Discourse Processing in Dialogue Systems)

Satoshi Kobayashi, Mikio Yamamoto, Seiichi Nakagawa, 1993 .

Improving the Readability of ASR Results for Lectures Using Multiple Hypotheses and Sentence-Level Knowledge

Seiichi Nakagawa, Kazumasa Yamamoto, Yasuhisa Fujii, 2012, IEICE Trans. Inf. Syst..

Diction for phoneme/syllable/word-category and identification of language using HMM

Seiichi Nakagawa, Yoshio Ueda, 1990, ICSLP.

Single-channel dereverberation by feature mapping using cascade neural networks for robust distant speaker identification and speech recognition

Seiichi Nakagawa, Aditya Nugraha, Kazumasa Yamamoto, 2014, EURASIP J. Audio Speech Music. Process..

New Feature Parameters for Pronunciation Evaluation in English Presentations at International Conferences

Seiichi Nakagawa, Hiroshi Kibishi, 2011, INTERSPEECH.

Connected Spoken Digit Recognition by Augmented Continuous DP Matching and its Evaluation.

Seiichi Nakagawa, Tatsuzi Itoh, 1986 .

Context dependent class language model based on word co-occurrence matrix in LSA framework for speech recognition

Masatoshi Tsuchiya, Seiichi Nakagawa, Welly Naptali, 2008 .

Speech recognition for mixed speech and music by NMF using various cost functions and noise adaptive training methods

Seiichi Nakagawa, Kazumasa Yamamoto, Naoaki Hashimoto, 2015, 2015 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA).

Classification of Imagined and Heard Speech Using Amplitude Spectrum and Relative Phase of EEG

Atsuhiko Kai, Seiichi Nakagawa, Ryota Sakai, 2021, 2021 IEEE 3rd Global Conference on Life Sciences and Technologies (LifeTech).

Learning affective representations based on magnitude and dynamic relative phase information for speech emotion recognition

Jianwu Dang, Chng Eng Siong, Seiichi Nakagawa, 2021, Speech Commun..

A Comparison between Prosodic Features of English Spoken by Japanese and by American

Seiichi Nakagawa, Taeko Miwa, 2001 .

A Corpus for Classifying Usages of Japanese Compound Functional Expressions

Satoshi Sato, Takehito Utsuro, Masatoshi Tsuchiya, 2005 .

Automatic acquisition of speech units for recognition and very low bit coding

Seiichi Nakagawa, Minoru Saito, Mikio Masukata, 1996 .

Speaker Identification Using Pseudo Pitch Synchronized Phase Information in Voiced Sound

Seiichi Nakagawa, Kazumasa Yamamoto, Kohta Shimada, 2011 .