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ORCIDYamato Ohtani
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Journal Articles
- 2024
[j5]Haruki Yamashita
, Takuma Okamoto, Ryoichi Takashima, Yamato Ohtani, Tetsuya Takiguchi, Tomoki Toda, Hisashi Kawai:
Fast Neural Speech Waveform Generative Models With Fully-Connected Layer-Based Upsampling. IEEE Access 12: 31409-31421 (2024)- 2020
- [j4]Noriyuki Matsunaga, Yamato Ohtani, Tatsuya Hirahara:
Loss Function Considering Multiple Attributes of a Temporal Sequence for Feed-Forward Neural Networks. IEICE Trans. Inf. Syst. 103-D(12): 2659-2672 (2020) - 2016
- [j3]Yamato Ohtani, Masatsune Tamura, Masahiro Morita, Masami Akamine:
Statistical Bandwidth Extension for Speech Synthesis Based on Gaussian Mixture Model with Sub-Band Basis Spectrum Model. IEICE Trans. Inf. Syst. 99-D(10): 2481-2489 (2016) - 2010
- [j2]Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Adaptive Training for Voice Conversion Based on Eigenvoices. IEICE Trans. Inf. Syst. 93-D(6): 1589-1598 (2010) - [j1]Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Improvements of the One-to-Many Eigenvoice Conversion System. IEICE Trans. Inf. Syst. 93-D(9): 2491-2499 (2010)
Conference and Workshop Papers
- 2024
- [c26]Yamato Ohtani, Takuma Okamoto, Tomoki Toda, Hisashi Kawai:
FIRNet: Fundamental Frequency Controllable Fast Neural Vocoder With Trainable Finite Impulse Response Filter. ICASSP 2024: 10871-10875 - [c25]Takuma Okamoto, Yamato Ohtani, Tomoki Toda, Hisashi Kawai:
Convnext-TTS And Convnext-VC: Convnext-Based Fast End-To-End Sequence-To-Sequence Text-To-Speech And Voice Conversion. ICASSP 2024: 12456-12460 - 2023
- [c24]Takuma Okamoto, Haruki Yamashita, Yamato Ohtani, Tomoki Toda, Hisashi Kawai:
WaveNeXt: ConvNeXt-Based Fast Neural Vocoder Without ISTFT layer. ASRU 2023: 1-8 - 2022
- [c23]Daiki Yoshioka, Yusuke Yasuda, Noriyuki Matsunaga, Yamato Ohtani, Tomoki Toda:
Spoken-Text-Style Transfer with Conditional Variational Autoencoder and Content Word Storage. INTERSPEECH 2022: 4576-4580 - 2020
- [c22]Yi-Chiao Wu, Patrick Lumban Tobing, Kazuki Yasuhara, Noriyuki Matsunaga, Yamato Ohtani, Tomoki Toda:
A Cyclical Post-Filtering Approach to Mismatch Refinement of Neural Vocoder for Text-to-Speech Systems. INTERSPEECH 2020: 3540-3544 - 2019
- [c21]Noriyuki Matsunaga, Yamato Ohtani, Tatsuya Hirahara:
Loss Function Considering Temporal Sequence for Feed-Forward Neural Network-Fundamental Frequency Case. SSW 2019: 143-148 - 2016
- [c20]Yamato Ohtani, Koichiro Mori, Masahiro Morita:
Voice Quality Control Using Perceptual Expressions for Statistical Parametric Speech Synthesis Based on Cluster Adaptive Training. INTERSPEECH 2016: 2258-2262 - 2015
- [c19]Yamato Ohtani, Yu Nasu, Masahiro Morita, Masami Akamine:
Emotional transplant in statistical speech synthesis based on emotion additive model. INTERSPEECH 2015: 274-278 - 2014
- [c18]Yamato Ohtani, Masatsune Tamura, Masahiro Morita, Masami Akamine:
GMM-based bandwidth extension using sub-band basis spectrum model. INTERSPEECH 2014: 2489-2493 - 2012
- [c17]Yamato Ohtani, Masatsune Tamura, Masahiro Morita, Takehiko Kagoshima, Masami Akamine:
Histogram-based spectral equalization for HMM-based speech synthesis using mel-LSP. INTERSPEECH 2012: 1155-1158 - [c16]Yamato Ohtani, Masatsune Tamura, Masahiro Morita, Takehiko Kagoshima, Masami Akamine:
HMM-based speech synthesis using sub-band basis spectrum model. INTERSPEECH 2012: 1440-1443 - 2011
- [c15]Javier Latorre, Mark J. F. Gales, Sabine Buchholz, Kate M. Knill, Masatsune Tamura, Yamato Ohtani, Masami Akamine:
Continuous F0 in the source-excitation generation for HMM-based TTS: Do we need voiced/unvoiced classification? ICASSP 2011: 4724-4727 - 2010
- [c14]Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Non-parallel training for many-to-many eigenvoice conversion. ICASSP 2010: 4822-4825 - [c13]Kumi Ohta, Tomoki Toda, Yamato Ohtani, Hiroshi Saruwatari, Kiyohiro Shikano:
Adaptive voice-quality control based on one-to-many eigenvoice conversion. INTERSPEECH 2010: 2158-2161 - [c12]Chie Hayashida, Tomoki Toda, Yamato Ohtani, Hiroshi Saruwatari, Kiyohiro Shikano:
Linear transformation approaches to many-to-one voice conversion. SSW 2010: 74-79 - 2009
- [c11]Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Many-to-many eigenvoice conversion with reference voice. INTERSPEECH 2009: 1623-1626 - [c10]Malorie Charlier, Yamato Ohtani, Tomoki Toda, Alexis Moinet, Thierry Dutoit:
Cross-language voice conversion based on eigenvoices. INTERSPEECH 2009: 1635-1638 - 2008
- [c9]Takashi Muramatsu, Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Low-delay voice conversion based on maximum likelihood estimation of spectral parameter trajectory. INTERSPEECH 2008: 1076-1079 - [c8]Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
An improved one-to-many eigenvoice conversion system. INTERSPEECH 2008: 1080-1083 - [c7]Daisuke Tani, Tomoki Toda, Yamato Ohtani, Hiroshi Saruwatari, Kiyohiro Shikano:
Maximum a posteriori adaptation for many-to-one eigenvoice conversion. INTERSPEECH 2008: 1461-1463 - 2007
- [c6]Tomoki Toda, Yamato Ohtani, Kiyohiro Shikano:
One-to-Many and Many-to-One Voice Conversion Based on Eigenvoices. ICASSP (4) 2007: 1249-1252 - [c5]Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Speaker adaptive training for one-to-many eigenvoice conversion based on Gaussian mixture model. INTERSPEECH 2007: 1981-1984 - [c4]Kumi Ohta, Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Regression approaches to voice quality controll based on one-to-many eigenvoice conversion. SSW 2007: 101-106 - [c3]Daisuke Tani, Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
An evaluation of many-to-one voice conversion algorithms with pre-stored speaker data sets. SSW 2007: 107-112 - 2006
- [c2]Yamato Ohtani, Tomoki Toda, Hiroshi Saruwatari, Kiyohiro Shikano:
Maximum likelihood voice conversion based on GMM with STRAIGHT mixed excitation. INTERSPEECH 2006 - [c1]Tomoki Toda, Yamato Ohtani, Kiyohiro Shikano:
Eigenvoice conversion based on Gaussian mixture model. INTERSPEECH 2006
Informal and Other Publications
- 2022
- [i2]Yi-Chiao Wu, Patrick Lumban Tobing, Kazuki Yasuhara, Noriyuki Matsunaga, Yamato Ohtani, Tomoki Toda:
A Cyclical Approach to Synthetic and Natural Speech Mismatch Refinement of Neural Post-filter for Low-cost Text-to-speech System. CoRR abs/2207.05913 (2022) - 2020
- [i1]Yi-Chiao Wu, Patrick Lumban Tobing, Kazuki Yasuhara, Noriyuki Matsunaga, Yamato Ohtani, Tomoki Toda:
A Cyclical Post-filtering Approach to Mismatch Refinement of Neural Vocoder for Text-to-speech Systems. CoRR abs/2005.08659 (2020)
Coauthor Index
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