Presentation 2007/10/18
A fundamental study of structure-to-speech conversion
Daisuke SAITO, Satoshi ASAKAWA, Nobuaki MINEMATSU, Keikichi HIROSE,
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Abstract(in English) Speech acoustics vary due to differences in age, gender, vocal tract length, microphone, and so on. The authors recently have proposed a structural and abstract representation of speech, where these variations were effectively removed. In this study, a framework of speech synthesis based on this structural representation of speech is proposed. In the proposed framework, a system needs a "speech gestalt" of one utterance, properties of vocal tract length of speaker and properties of transmission of microphone. Using these information, acoustic signals to which hearers listen are generated. This framework can be regarded as a model of vocal imitation of infants. For a fundamental consideration of this framework, the authors considered this framework as a problem of searching cepstrum space for the solutions under some constraints in this report. As results of experiments, speech samples which have proper phonological characteristics were synthesized.
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Keyword(in English) structural representation / speaker invariant / vocal imitation / language acquisition / searching for solutions
Paper # SP2007-80
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Committee SP
Conference Date 2007/10/18(1days)
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Registration To Speech (SP)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) A fundamental study of structure-to-speech conversion
Sub Title (in English)
Keyword(1) structural representation
Keyword(2) speaker invariant
Keyword(3) vocal imitation
Keyword(4) language acquisition
Keyword(5) searching for solutions
1st Author's Name Daisuke SAITO
1st Author's Affiliation Graduate School of Frontier Sciences, The University of Tokyo()
2nd Author's Name Satoshi ASAKAWA
2nd Author's Affiliation Graduate School of Frontier Sciences, The University of Tokyo
3rd Author's Name Nobuaki MINEMATSU
3rd Author's Affiliation Graduate School of Frontier Sciences, The University of Tokyo
4th Author's Name Keikichi HIROSE
4th Author's Affiliation Graduate School of Information Science and Technology, The University of Tokyo
Date 2007/10/18
Paper # SP2007-80
Volume (vol) vol.107
Number (no) 282
Page pp.pp.-
#Pages 6
Date of Issue