Yamato OHTANI


Statistical Bandwidth Extension for Speech Synthesis Based on Gaussian Mixture Model with Sub-Band Basis Spectrum Model
Yamato OHTANI Masatsune TAMURA Masahiro MORITA Masami AKAMINE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/10/01
Vol. E99-D  No. 10  pp. 2481-2489
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Machine Learning for Spoken Language Processing)
Category: Voice conversion
Keyword: 
speech enhancementvoice conversionbandwidth extensionsub-band basis spectrum modelGaussian mixture model
 Summary | Full Text:PDF(2.3MB)

Improvements of the One-to-Many Eigenvoice Conversion System
Yamato OHTANI Tomoki TODA Hiroshi SARUWATARI Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/09/01
Vol. E93-D  No. 9  pp. 2491-2499
Type of Manuscript:  Special Section PAPER (Special Section on Processing Natural Speech Variability for Improved Verbal Human-Computer Interaction)
Category: Voice Conversion
Keyword: 
speech synthesiseigenvoice conversionSTRAIGHT mixed excitationglobal varianceadaptive training
 Summary | Full Text:PDF(1.1MB)

Adaptive Training for Voice Conversion Based on Eigenvoices
Yamato OHTANI Tomoki TODA Hiroshi SARUWATARI Kiyohiro SHIKANO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/06/01
Vol. E93-D  No. 6  pp. 1589-1598
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech synthesisvoice conversionGaussian mixture modeleigenvoiceadaptive training
 Summary | Full Text:PDF(437.3KB)