Presentation 2014-12-16
Voice Conversion Using Speaker Adaptive Restricted Boltzmann Machine
Toru NAKASHIKA, Tetsuya TAKIGUCHI, Yasuo ARIKI,
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Abstract(in English) Voice conversion (VC) is a technique where only speaker-specific information in source speech is converted while keeping phonological information. The technique can be applied to various tasks such as speaker-identity conversion, emotion conversion and aid to speaking for people with articulation disorders. Most of the existing VC methods rely on parallel data-pairs of speech data from source and target speakers uttering the same articles. However, this approach involves several problems; firstly, the data used for the training is limited to the pre-defined articles. Secondly, the use of the trained model is limited only to the speaker pair used in the training. In this paper, we propose a novel probabilistic model called an adaptive restricted Boltzmann machine (ARBM) for VC between arbitrary speakers without use of parallel data. This model consists of a visible-unit and a hidden-unit layer with the speaker-dependent connection. In this paper, we report our experimental results of arbitrary-speaker VC using our model, an ARBM.
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Keyword(in English) Voice conversion / restricted Boltzmann machine / speaker adaptation / non-parallel training
Paper # SP2014-126
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Conference Information
Committee SP
Conference Date 2014/12/8(1days)
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Registration To Speech (SP)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Voice Conversion Using Speaker Adaptive Restricted Boltzmann Machine
Sub Title (in English)
Keyword(1) Voice conversion
Keyword(2) restricted Boltzmann machine
Keyword(3) speaker adaptation
Keyword(4) non-parallel training
1st Author's Name Toru NAKASHIKA
1st Author's Affiliation Graduate School of System Informatics, Kobe University()
2nd Author's Name Tetsuya TAKIGUCHI
2nd Author's Affiliation Organization of Advanced Science and Technology, Kobe University
3rd Author's Name Yasuo ARIKI
3rd Author's Affiliation Organization of Advanced Science and Technology, Kobe University
Date 2014-12-16
Paper # SP2014-126
Volume (vol) vol.114
Number (no) 365
Page pp.pp.-
#Pages 6
Date of Issue