Takuma Okamoto

Publication Activity (10 Years)

Years Active: 2010-2024
Publications (10 Years): 35

Top Topics

Top Venues

Publications

Yamato Ohtani, Takuma Okamoto, Tomoki Toda, Hisashi Kawai
FIRNet: Fundamental Frequency Controllable Fast Neural Vocoder With Trainable Finite Impulse Response Filter. ICASSP (2024)
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)
Ryota Komatsu, Yusuke Kimura, Takuma Okamoto, Takahiro Shinozaki
Continuous Action Space-Based Spoken Language Acquisition Agent Using Residual Sentence Embedding and Transformer Decoder. ICASSP (2023)
Keisuke Matsubara, Takuma Okamoto, Ryoichi Takashima, Tetsuya Takiguchi, Tomoki Toda, Hisashi Kawai
Harmonic-Net: Fundamental Frequency and Speech Rate Controllable Fast Neural Vocoder. IEEE ACM Trans. Audio Speech Lang. Process. 31 (2023)
Takuma Okamoto, Tomoki Toda, Hisashi Kawai
E2E-S2S-VC: End-To-End Sequence-To-Sequence Voice Conversion. INTERSPEECH (2023)
Takuma Okamoto, Haruki Yamashita, Yamato Ohtani, Tomoki Toda, Hisashi Kawai
WaveNeXt: ConvNeXt-Based Fast Neural Vocoder Without ISTFT layer. ASRU (2023)
Detai Xin, Shinnosuke Takamichi, Takuma Okamoto, Hisashi Kawai, Hiroshi Saruwatari
Speaking-Rate-Controllable HiFi-GAN Using Feature Interpolation. CoRR (2022)
Takuma Okamoto, Keisuke Matsubara, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Neural speech-rate conversion with multispeaker WaveNet vocoder. Speech Commun. 138 (2022)
Ryota Komatsu, Shengzhou Gao, Wenxin Hou, Mingxin Zhang, Tomohiro Tanaka, Keisuke Toyoda, Yusuke Kimura, Kent Hino, Yu Iwamoto, Kosuke Mori, Takuma Okamoto, Takahiro Shinozaki
Automatic Spoken Language Acquisition Based on Observation and Dialogue. IEEE J. Sel. Top. Signal Process. 16 (6) (2022)
Takuma Okamoto, Tomoki Toda, Hisashi Kawai
Multi-Stream HiFi-GAN with Data-Driven Waveform Decomposition. ASRU (2021)
Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Noise Level Limited Sub-Modeling for Diffusion Probabilistic Vocoders. ICASSP (2021)
Keisuke Matsubara, Takuma Okamoto, Ryoichi Takashima, Tetsuya Takiguchi, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Full-Band LPCNet: A Real-Time Neural Vocoder for 48 kHz Audio With a CPU. IEEE Access 9 (2021)
Takuma Okamoto
2D Multizone Sound Field Synthesis with Interior-Exterior Ambisonics. WASPAA (2021)
Yi-Chiao Wu, Tomoki Hayashi, Takuma Okamoto, Hisashi Kawai, Tomoki Toda
Quasi-Periodic Parallel WaveGAN: A Non-Autoregressive Raw Waveform Generative Model With Pitch-Dependent Dilated Convolution Neural Network. IEEE ACM Trans. Audio Speech Lang. Process. 29 (2021)
Keisuke Matsubara, Takuma Okamoto, Ryoichi Takashima, Tetsuya Takiguchi, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
High-Intelligibility Speech Synthesis for Dysarthric Speakers with LPCNet-Based TTS and CycleVAE-Based VC. ICASSP (2021)
Takuma Okamoto
Close-Talking Recording with Planarly Distributed Microphones. ICASSP (2021)
Yi-Chiao Wu, Tomoki Hayashi, Takuma Okamoto, Hisashi Kawai, Tomoki Toda
Quasi-Periodic Parallel WaveGAN Vocoder: A Non-Autoregressive Pitch-Dependent Dilated Convolution Model for Parametric Speech Generation. INTERSPEECH (2020)
Yi-Chiao Wu, Tomoki Hayashi, Takuma Okamoto, Hisashi Kawai, Tomoki Toda
Quasi-Periodic Parallel WaveGAN: A Non-autoregressive Raw Waveform Generative Model with Pitch-dependent Dilated Convolution Neural Network. CoRR (2020)
Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Transformer-Based Text-to-Speech with Weighted Forced Attention. ICASSP (2020)
Yi-Chiao Wu, Tomoki Hayashi, Takuma Okamoto, Hisashi Kawai, Tomoki Toda
Quasi-Periodic Parallel WaveGAN Vocoder: A Non-autoregressive Pitch-dependent Dilated Convolution Model for Parametric Speech Generation. CoRR (2020)
Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Tacotron-Based Acoustic Model Using Phoneme Alignment for Practical Neural Text-to-Speech Systems. ASRU (2019)
Takuma Okamoto
3D Localized Sound Zone Generation with a Planar Omni-Directional Loudspeaker Array. WASPAA (2019)
Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Real-Time Neural Text-to-Speech with Sequence-to-Sequence Acoustic Model and WaveGlow or Single Gaussian WaveRNN Vocoders. INTERSPEECH (2019)
Takuma Okamoto
Horizontal 3D Sound Field Recording and 2.5D Synthesis with Omni-directional Circular Arrays. ICASSP (2019)
Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Investigations of Real-time Gaussian Fftnet and Parallel Wavenet Neural Vocoders with Simple Acoustic Features. ICASSP (2019)
Takuma Okamoto, Kentaro Tachibana, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
An Investigation of Subband Wavenet Vocoder Covering Entire Audible Frequency Range with Limited Acoustic Features. ICASSP (2018)
Takuma Okamoto
2.5D Localized Sound Zone Generation with a Circular Array of Fixed-Directivity Loudspeakers. IWAENC (2018)
Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Improving FFTNet Vocoder with Noise Shaping and Subband Approaches. SLT (2018)
Takuma Okamoto
Localized Sound Zone Generation Based on External Radiation Canceller. J. Inf. Hiding Multim. Signal Process. 8 (6) (2017)
Takuma Okamoto, Kentaro Tachibana, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai
Subband wavenet with overlapped single-sideband filterbanks. ASRU (2017)
Shigeru Toyama, Yasuhiro Tanaka, Satoshi Shirogane, Takashi Nakamura, Tokio Umino, Ryo Uehara, Takuma Okamoto, Hiroshi Igarashi
Development of Wearable Sheet-Type Shear Force Sensor and Measurement System that is Insusceptible to Temperature and Pressure. Sensors 17 (8) (2017)
Takuma Okamoto
Analytical approach to 2.5D sound field control using a circular double-layer array of fixed-directivity loudspeakers. ICASSP (2017)
Takuma Okamoto
Horizontal Local Sound Field Propagation Based on Sound Source Dimension Mismatch. J. Inf. Hiding Multim. Signal Process. 8 (5) (2017)
Takuma Okamoto
Angular spectrum decomposition-based 2.5D higher-order spherical harmonic sound field synthesis with a linear loudspeaker array. WASPAA (2017)
Takuma Okamoto
2.5D higher order ambisonics for a sound field described by angular spectrum coefficients. ICASSP (2016)
Takuma Okamoto
Analytical methods of generating multiple sound zones for open and baffled circular loudspeaker arrays. WASPAA (2015)
Takuma Okamoto
Near-field sound propagation based on a circular and linear array combination. ICASSP (2015)
Jorge Treviño, Yôiti Suzuki, Takuma Okamoto, Yukio Iwaya, Junfeng Li
A Spatial Extrapolation Method to Derive High-Order Ambisonics Data from Stereo Sources. J. Inf. Hiding Multim. Signal Process. 6 (6) (2015)
Takuma Okamoto
Generation of multiple sound zones by spatial filtering in wavenumber domain using a linear array of loudspeakers. ICASSP (2014)
Jorge Treviño, Takuma Okamoto, Yukio Iwaya, Yôiti Suzuki
Sound Field Reproduction Using Ambisonics and Irregular Loudspeaker Arrays. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (9) (2014)
Akitoshi Kawamura, Takuma Okamoto, Yuichi Tatsu, Yushi Uno, Masahide Yamato
Morpion Solitaire 5D: a new upper bound of 121 on the maximum score. CoRR (2013)
Akitoshi Kawamura, Takuma Okamoto, Yuichi Tatsu, Yushi Uno, Masahide Yamato
Morpion Solitaire 5D: a new upper bound 121 on the maximum score. CCCG (2013)
Jorge Treviño, Takuma Okamoto, Yukio Iwaya, Junfeng Li, Yôiti Suzuki
Extrapolation of Horizontal Ambisonics Data from Mainstream Stereo Sources. IIH-MSP (2013)
Hoseok Wey, Akinori Ito, Takuma Okamoto, Yôiti Suzuki
Multiple Description Coding Using Time Domain Division for MP3 coded Sound Signal. J. Inf. Hiding Multim. Signal Process. 1 (4) (2010)
Toshiyuki Kimura, Yoko Yamakata, Michiaki Katsumoto, Takuma Okamoto, Satoshi Yairi, Yukio Iwaya, Yôiti Suzuki
Comparative performance evaluation of near 3D sound field reproduction system with directional loudspeakers and wave field synthesis. IUCS (2010)