Presentation 1999/8/6
Language Model Based on Clustering Word Histories
Keikichi Miyai, Youichi Yamasita,
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Abstract(in English) This paper describes an idea of a new language model based on sharing word probabilities and HMM which reduces the parameter size of the model and improves the model performance. The word probability sharing model can estimate a word output probability for unknown word sequences by interpolation. We obtained a language model by clustering word histories and using average word probabilities weighted by frequency of the history. The evaluation test verified reduction of the parameter size and smoothing effect by the proposed model comparing the conventional trigram.
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Keyword(in English) language model / clustering / word history / smoothing / HMM
Paper # SP99-66
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Committee SP
Conference Date 1999/8/6(1days)
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Registration To Speech (SP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Language Model Based on Clustering Word Histories
Sub Title (in English)
Keyword(1) language model
Keyword(2) clustering
Keyword(3) word history
Keyword(4) smoothing
Keyword(5) HMM
1st Author's Name Keikichi Miyai
1st Author's Affiliation University of Ritsumeikan()
2nd Author's Name Youichi Yamasita
2nd Author's Affiliation University of Ritsumeikan
Date 1999/8/6
Paper # SP99-66
Volume (vol) vol.99
Number (no) 256
Page pp.pp.-
#Pages 8
Date of Issue