Presentation 2004/12/14
A Synthesis of Emotional Speech Using Eigenspeech
Shinya MORI, Tsuyoshi MORIYAMA, Shinji OZAWA,
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Abstract(in English) Recent progress in hardware made tex-to-speech system general in wave form splicing. Technology to implement variations in speech, such as phonemic environment, emotion and speaker, is required. The main difficulty in the existing technology is that they require the same number of wave forms as the number of varieties considered. Thus, as the number of factors increases, the more wave forms the system requires. Furthermore, wave forms not stored in the database cannot be generated in principle. We propose a method to synthesize emotional speech from arbitrary text using principal component analysis(PCA). Developing the statistical model from the varience of the speech parameters by PCA, prosodic parameters of the target speech can be generated efficiently. Synthetic speech of a sentense is generated by concatenating the subphrases synthesized separately where emotional information has been generaged from the model proposed. We confirmed the effectiveness of our method by our examining the result of principal component analysis and the quality evaluation of synthesized speech generaged by our statistical model toreport.
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Keyword(in English) speech synthesis / emotion / principal component analysis / PSOLA
Paper # NLC2004-68,SP2004-108
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Conference Information
Committee NLC
Conference Date 2004/12/14(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) A Synthesis of Emotional Speech Using Eigenspeech
Sub Title (in English)
Keyword(1) speech synthesis
Keyword(2) emotion
Keyword(3) principal component analysis
Keyword(4) PSOLA
1st Author's Name Shinya MORI
1st Author's Affiliation Keio University()
2nd Author's Name Tsuyoshi MORIYAMA
2nd Author's Affiliation Keio University
3rd Author's Name Shinji OZAWA
3rd Author's Affiliation Keio University
Date 2004/12/14
Paper # NLC2004-68,SP2004-108
Volume (vol) vol.104
Number (no) 539
Page pp.pp.-
#Pages 6
Date of Issue