Presentation 2006/12/15
Evaluation of the SOLON Speech Recognition System : 2006 Benchmark using the Corpus of Spontaneous Japanese
Atsushi Nakamura, Takanobu Oba, Shinji Watanabe, Kentaro Ishizuka, Masakiyo Fujimoto, Takaaki Hori, Erik McDermott, Yasuhiro Minami,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This article describes results from the latest benchmark tests of our speech recognition system 'SOLON' using the Corpus of Spontaneous Japanese (CSJ). The improvement in recognition accuracy using several techniques, including prior voice-activity detection, speaking-rate dependent analysis, corrective language modeling, discriminative training of full-covariance parameters, unsupervised model adaptation, and their combinations, are reported.
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Keyword(in English) WFST / Voice Activity Detection / Speaking-rate Dependent Analysis / Corrective Training / Discriminative Training / Unsupervised Adaptation
Paper # NLC2006-71,SP2006-127
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Committee NLC
Conference Date 2006/12/15(1days)
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Registration To Natural Language Understanding and Models of Communication (NLC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Evaluation of the SOLON Speech Recognition System : 2006 Benchmark using the Corpus of Spontaneous Japanese
Sub Title (in English)
Keyword(1) WFST
Keyword(2) Voice Activity Detection
Keyword(3) Speaking-rate Dependent Analysis
Keyword(4) Corrective Training
Keyword(5) Discriminative Training
Keyword(6) Unsupervised Adaptation
1st Author's Name Atsushi Nakamura
1st Author's Affiliation NTT Communication Science Laboratories:NTT Corporation()
2nd Author's Name Takanobu Oba
2nd Author's Affiliation NTT Communication Science Laboratories:NTT Corporation
3rd Author's Name Shinji Watanabe
3rd Author's Affiliation NTT Communication Science Laboratories:NTT Corporation
4th Author's Name Kentaro Ishizuka
4th Author's Affiliation NTT Communication Science Laboratories:NTT Corporation
5th Author's Name Masakiyo Fujimoto
5th Author's Affiliation NTT Communication Science Laboratories:NTT Corporation
6th Author's Name Takaaki Hori
6th Author's Affiliation NTT Communication Science Laboratories:NTT Corporation
7th Author's Name Erik McDermott
7th Author's Affiliation NTT Communication Science Laboratories:NTT Corporation
8th Author's Name Yasuhiro Minami
8th Author's Affiliation NTT Communication Science Laboratories:NTT Corporation
Date 2006/12/15
Paper # NLC2006-71,SP2006-127
Volume (vol) vol.106
Number (no) 442
Page pp.pp.-
#Pages 6
Date of Issue