Presentation 2002/1/17
An Experimental Study on Concatenative Speech Synthesis Using a Fusion Technique and VCV/VV Units
Benjamin NETTRE, Keikichi HIROSE, Nobuaki MINEMATSU,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This paper presents an experimental study on a spectral smoothing technique called "unit fusion" applied to concatenation-based speech synthesis. The basic framework is TD-PSOLA, with additional spectral modifications performed on the speech frames around concatenation boundaries in order to avoid discontinuities between consecutive phonetic units. A twofold sinusoidal + all-pole model for speech was used to perform these modifications. A large database of Japanese speech was segmented in VCV and VV units and pitch marks were automatically generated using a dynamic programming technique. Experiments evaluating the modified version of TD-PSOLA have shown possible improvements in some particular cases whose common properties have yet to be determined.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Concatenative Speech Synthesis / Unit Fusion / Sinusoidal Modeling / Spectral Modifications / TD-PSOLA / Pitch Marking
Paper # 2001-SP-121
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Conference Date 2002/1/17(1days)
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Registration To Speech (SP)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Experimental Study on Concatenative Speech Synthesis Using a Fusion Technique and VCV/VV Units
Sub Title (in English)
Keyword(1) Concatenative Speech Synthesis
Keyword(2) Unit Fusion
Keyword(3) Sinusoidal Modeling
Keyword(4) Spectral Modifications
Keyword(5) TD-PSOLA
Keyword(6) Pitch Marking
1st Author's Name Benjamin NETTRE
1st Author's Affiliation Graduate School of Engineering, University of Tokyo()
2nd Author's Name Keikichi HIROSE
2nd Author's Affiliation Graduate School of Frontier Sciences, University of Tokyo
3rd Author's Name Nobuaki MINEMATSU
3rd Author's Affiliation Graduate School of Information Science and Technology, University of Tokyo
Date 2002/1/17
Paper # 2001-SP-121
Volume (vol) vol.101
Number (no) 603
Page pp.pp.-
#Pages 8
Date of Issue