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IEICE Trans

Akinori ITO

Latent Words Recurrent Neural Network Language Models for Automatic Speech Recognition
Ryo MASUMURA Taichi ASAMI Takanobu OBA Sumitaka SAKAUCHI Akinori ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2019/12/01
Vol. E102-D  No. 12  pp. 2557-2567
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
latent words recurrent neural network language models, n-gram approximation, Viterbi approximation, automatic speech recognition, 
 Summary | Full Text:PDF
Domain Adaptation Based on Mixture of Latent Words Language Models for Automatic Speech Recognition
Ryo MASUMURA Taichi ASAMI Takanobu OBA Hirokazu MASATAKI Sumitaka SAKAUCHI Akinori ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2018/06/01
Vol. E101-D  No. 6  pp. 1581-1590
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
domain adaptation, mixture modeling, latent words language models, latent variable space, automatic speech recognition, 
 Summary | Full Text:PDF
FOREWORD
Akinori ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2018/01/01
Vol. E101-D  No. 1  pp. 1-1
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
FOREWORD
Akinori ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2017/01/01
Vol. E100-D  No. 1  pp. 1-1
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
Investigation of Combining Various Major Language Model Technologies including Data Expansion and Adaptation
Ryo MASUMURA Taichi ASAMI Takanobu OBA Hirokazu MASATAKI Sumitaka SAKAUCHI Akinori ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/10/01
Vol. E99-D  No. 10  pp. 2452-2461
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Machine Learning for Spoken Language Processing)
Category: Language modeling
Keyword: 
language models, direct decoding, unsupervised adaptation, rescoring, spontaneous speech recognition, 
 Summary | Full Text:PDF
Model Shrinkage for Discriminative Language Models
Takanobu OBA Takaaki HORI Atsushi NAKAMURA Akinori ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/05/01
Vol. E95-D  No. 5  pp. 1465-1474
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
model shrinkage problem, discriminative language model, linear model, feature selection, 
 Summary | Full Text:PDF
Speech Recognition under Multiple Noise Environment Based on Multi-Mixture HMM and Weight Optimization by the Aspect Model
Seong-Jun HAHM Yuichi OHKAWA Masashi ITO Motoyuki SUZUKI Akinori ITO Shozo MAKINO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/09/01
Vol. E93-D  No. 9  pp. 2407-2416
Type of Manuscript:  Special Section PAPER (Special Section on Processing Natural Speech Variability for Improved Verbal Human-Computer Interaction)
Category: Robust Speech Recognition
Keyword: 
multi-mixture HMM, noise-independent acoustic model, aspect model, speech recognition in noisy environment, 
 Summary | Full Text:PDF
Information Hiding for G.711 Speech Based on Substitution of Least Significant Bits and Estimation of Tolerable Distortion
Akinori ITO Shun'ichiro ABE Yoiti SUZUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/07/01
Vol. E93-A  No. 7  pp. 1279-1286
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech coding, data hiding, G.711, ADPCM, LSB substitution, 
 Summary | Full Text:PDF
Improved Reference Speaker Weighting Using Aspect Model
Seong-Jun HAHM Yuichi OHKAWA Masashi ITO Motoyuki SUZUKI Akinori ITO Shozo MAKINO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/07/01
Vol. E93-D  No. 7  pp. 1927-1935
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speaker adaptation, aspect model, reference speaker weighting, latent reference model, 
 Summary | Full Text:PDF
Selection of Optimum Vocabulary and Dialog Strategy for Noise-Robust Spoken Dialog Systems
Akinori ITO Takanobu OBA Takashi KONASHI Motoyuki SUZUKI Shozo MAKINO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/03/01
Vol. E91-D  No. 3  pp. 538-548
Type of Manuscript:  Special Section PAPER (Special Section on Robust Speech Processing in Realistic Environments)
Category: ASR System Architecture
Keyword: 
spoken dialog system, noisy environment, dialog strategy, neural network, speech recognition, 
 Summary | Full Text:PDF
The Performance Prediction on Sentence Recognition Using a Finite State Word Automaton
Takashi OTSUKI Akinori ITO Shozo MAKINO Teruhiko OHTOMO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/01/25
Vol. E79-D  No. 1  pp. 47-53
Type of Manuscript:  PAPER
Category: Speech Processing and Acoustics
Keyword: 
speech recognition, sentence recognition, performance prediction, finite state word automaton, 
 Summary | Full Text:PDF
A New HMnet Construction Algorithm Requiring No Contextual Factors
Motoyuki SUZUKI Shozo MAKINO Akinori ITO Hirotomo ASO Hiroshi SHIMODAIRA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1995/06/25
Vol. E78-D  No. 6  pp. 662-668
Type of Manuscript:  Special Section PAPER (Special Issue on Spoken Language Processing)
Category: 
Keyword: 
Successive State Splitting, contextual factor, phoneme recognition, 
 Summary | Full Text:PDF
A Japanese Text Dictation System Based on Phoneme Recognition and a Dependency Grammar
Shozo MAKINO Akinori ITO Mitsuru ENDO Ken'iti KIDO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/07/25
Vol. E74-A  No. 7  pp. 1773-1782
Type of Manuscript:  Special Section PAPER (Special Issue on Continuous Speech Recognition and Understanding)
Category: Dictation Systems
Keyword: 
 Summary | Full Text:PDF