Mel-generalized cepstral analysis - a unified approach to speech spectral estimation. - Keiichi Tokuda; Takao Kobayashi; Takashi Masuko; Satoshi Imai (ICSLP, 1994)

An algorithm for speech parameter generation from continuous mixture HMMs with dynamic features. - Keiichi Tokuda; Takashi Masuko; Tetsuya Yamada; Takao Kobayashi; Satoshi Imai (EUROSPEECH, 1995)

Speech synthesis using HMMs with dynamic features. - Takashi Masuko; Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICASSP, 1996)

Voice characteristics conversion for HMM-based speech synthesis system. - Takashi Masuko; Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICASSP, 1997)

HMM compensation for noisy speech recognition based on cepstral parameter generation. - Takao Kobayashi; Takashi Masuko; Keiichi Tokuda (EUROSPEECH, 1997)

Speaker interpolation in HMM-based speech synthesis system. - Takayoshi Yoshimura; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi; Tadashi Kitamura (EUROSPEECH, 1997)

Visual Speech Synthesis Based on Parameter Generation From HMM: Speech-Driven and Text-And-Speech-Driven Approaches. - Masatsune Tamura; Takashi Masuko; Takao Kobayashi; Keiichi Tokuda (AVSP, 1998)

Text-to-visual speech synthesis based on parameter generation from HMM. - Takashi Masuko; Takao Kobayashi; Masatsune Tamura; Jun Masubuchi; Keiichi Tokuda (ICASSP, 1998)

A very low bit rate speech coder using HMM-based speech recognition/synthesis techniques. - Keiichi Tokuda; Takashi Masuko; Jun Hiroi; Takao Kobayashi; Tadashi Kitamura (ICASSP, 1998)

A very low bit rate speech coder using HMM with speaker adaptation. - Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (ICSLP, 1998)

Duration modeling for HMM-based speech synthesis. - Takayoshi Yoshimura; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (ICSLP, 1998)

Speaker adaptation for HMM-based speech synthesis system using MLLR. - Masatsune Tamura; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (SSW, 1998)

Hidden Markov models based on multi-space probability distribution for pitch pattern modeling. - Keiichi Tokuda; Takashi Masuko; Noboru Miyazaki; Takao Kobayashi (ICASSP, 1999)

On the security of HMM-based speaker verification systems against imposture using synthetic speech. - Takashi Masuko; Takafumi Hitotsumatsu; Keiichi Tokuda; Takao Kobayashi (EUROSPEECH, 1999)

Text-to-audio-visual speech synthesis based on parameter generation from HMM. - Masatsune Tamura; Shigekazu Kondo; Takashi Masuko; Takao Kobayashi (EUROSPEECH, 1999)

Simultaneous modeling of spectrum, pitch and duration in HMM-based speech synthesis. - Takayoshi Yoshimura; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (EUROSPEECH, 1999)

Speech parameter generation algorithms for HMM-based speech synthesis. - Keiichi Tokuda; Takayoshi Yoshimura; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (ICASSP, 2000)

Imposture using synthetic speech against speaker verification based on spectrum and pitch. - Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (INTERSPEECH, 2000)

HMM-based text-to-audio-visual speech synthesis. - Shinji Sako; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (INTERSPEECH, 2000)

Speaker identification using Gaussian mixture models based on multi-space probability distribution. - Chiyomi Miyajima; Yosuke Hattori; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (ICASSP, 2001)

Adaptation of pitch and spectrum for HMM-based speech synthesis using MLLR. - Masatsune Tamura; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (ICASSP, 2001)

A robust speaker verification system against imposture using an HMM-based speech synthesis system. - Takayuki Satoh; Takashi Masuko; Takao Kobayashi; Keiichi Tokuda (INTERSPEECH, 2001)

Text-to-speech synthesis with arbitrary speaker's voice from average voice. - Masatsune Tamura; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (INTERSPEECH, 2001)

Mixed excitation for HMM-based speech synthesis. - Takayoshi Yoshimura; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (INTERSPEECH, 2001)

Very low bit rate speech coding based on HMMs. - Jun Hiroi; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (Syst. Comput. Jpn., 2001)

Fundamental frequency estimation based on instantaneous frequency amplitude spectrum. - Tomohiro Tanaka; Takao Kobayashi; Dhany Arifianto; Takashi Masuko (ICASSP, 2002)

Eigenvoices for HMM-based speech synthesis. - Kengo Shichiri; Atsushi Sawabe; Takayoshi Yoshimura; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (INTERSPEECH, 2002)

A context clustering technique for average voice model in HMM-based speech synthesis. - Junichi Yamagishi; Masatsune Tamura; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (INTERSPEECH, 2002)

Pitch pattern generation using multispace probability distribution HMM. - Takashi Masuko; Keiichi Tokuda; Noboru Miyazaki; Takao Kobayashi (Syst. Comput. Jpn., 2002)

Improving the performance of HMM-based very low bit rate speech coding. - Takahiro Hoshiya; Shinji Sako; Heiga Zen; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (ICASSP (1), 2003)

A training method for average voice model based on shared decision tree context clustering and speaker adaptive training. - Junichi Yamagishi; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (ICASSP (1), 2003)

Modeling of various speaking styles and emotions for HMM-based speech synthesis. - Junichi Yamagishi; Koji Onishi; Takashi Masuko; Takao Kobayashi (INTERSPEECH, 2003)

A Training Method of Average Voice Model for HMM-Based Speech Synthesis. - Junichi Yamagishi; Masatsune Tamura; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Speaking style adaptation using context clustering decision tree for HMM-based speech synthesis. - Junichi Yamagishi; Makoto Tachibana; Takashi Masuko; Takao Kobayashi (ICASSP (1), 2004)

A style control technique for HMM-based speech synthesis. - Takashi Masuko; Takao Kobayashi; Keisuke Miyanaga (INTERSPEECH, 2004)

MLLR adaptation for hidden semi-Markov model based speech synthesis. - Junichi Yamagishi; Takashi Masuko; Takao Kobayashi (INTERSPEECH, 2004)

Hidden semi-Markov model based speech synthesis. - Heiga Zen; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (INTERSPEECH, 2004)

Robust F0 Estimation of Speech Signal Using Harmonicity Measure Based on Instantaneous Frequency. - Dhany Arifianto; Tomohiro Tanaka; Takashi Masuko; Takao Kobayashi (IEICE Trans. Inf. Syst., 2004)

Speaker adaptation of pitch and spectrum for HMM-based speech synthesis. - Masatsune Tamura; Takashi Masuko; Keiichi Tokuda; Takao Kobayashi (Syst. Comput. Jpn., 2004)

Performance evaluation of style adaptation for hidden semi-Markov model based speech synthesis. - Makoto Tachibana; Junichi Yamagishi; Takashi Masuko; Takao Kobayashi (INTERSPEECH, 2005)

Speech Synthesis with Various Emotional Expressions and Speaking Styles by Style Interpolation and Morphing. - Makoto Tachibana; Junichi Yamagishi; Takashi Masuko; Takao Kobayashi (IEICE Trans. Inf. Syst., 2005)

Acoustic Modeling of Speaking Styles and Emotional Expressions in HMM-Based Speech Synthesis. - Junichi Yamagishi; Koji Onishi; Takashi Masuko; Takao Kobayashi (IEICE Trans. Inf. Syst., 2005)

Incorporating a mixed excitation model and postfilter into HMM-based text-to-speech synthesis. - Takayoshi Yoshimura; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (Syst. Comput. Jpn., 2005)

Speech Recognition Using Syllable Duration Ratio Model. - Masahide Ariu; Takashi Masuko; Shinichi Tanaka; Akinori Kawamura (ICASSP (1), 2006)

A Style Adaptation Technique for Speech Synthesis Using HSMM and Suprasegmental Features. - Makoto Tachibana; Junichi Yamagishi; Takashi Masuko; Takao Kobayashi (IEICE Trans. Inf. Syst., 2006)

Very low bit rate speech coding based on HMM with speaker adaptation. - Takashi Masuko; Takao Kobayashi; Keiichi Tokuda (Syst. Comput. Jpn., 2006)

The HMM-based speech synthesis system (HTS) version 2.0. - Heiga Zen; Takashi Nose; Junichi Yamagishi; Shinji Sako; Takashi Masuko; Alan W. Black; Keiichi Tokuda (SSW, 2007)

A Style Control Technique for HMM-Based Expressive Speech Synthesis. - Takashi Nose; Junichi Yamagishi; Takashi Masuko; Takao Kobayashi (IEICE Trans. Inf. Syst., 2007)

State Duration Modeling for HMM-Based Speech Synthesis. - Heiga Zen; Takashi Masuko; Keiichi Tokuda; Takayoshi Yoshimura; Takao Kobayashi; Tadashi Kitamura (IEICE Trans. Inf. Syst., 2007)

A Hidden Semi-Markov Model-Based Speech Synthesis System. - Heiga Zen; Keiichi Tokuda; Takashi Masuko; Takao Kobayashi; Tadashi Kitamura (IEICE Trans. Inf. Syst., 2007)

Feature enhancement by speaker-normalized splice for robust speech recognition. - Yusuke Shinohara; Takashi Masuko; Masami Akamine (ICASSP, 2008)

A Bayesian approach to HMM-based speech synthesis. - Kei Hashimoto; Heiga Zen; Yoshihiko Nankaku; Takashi Masuko; Keiichi Tokuda (ICASSP, 2009)

Robust F0 estimation based on log-time scale autocorrelation and its application to Mandarin tone recognition. - Yusuke Kida; Masaru Sakai; Takashi Masuko; Akinori Kawamura (INTERSPEECH, 2009)

Covariance clustering on Riemannian manifolds for acoustic model compression. - Yusuke Shinohara; Takashi Masuko; Masami Akamine (ICASSP, 2010)

A duration modeling technique with incremental speech rate normalization. - Hiroshi Fujimura; Takashi Masuko; Mitsuyoshi Tachimori (INTERSPEECH, 2010)

N-Best rescoring by adaboost phoneme classifiers for isolated word recognition. - Hiroshi Fujimura; Masanobu Nakamura; Yusuke Shinohara; Takashi Masuko (ASRU, 2011)

N-best rescoring by phoneme classifiers using subclass adaboost algorithm. - Hiroshi Fujimura; Yusuke Shinohara; Takashi Masuko (INTERSPEECH, 2013)

Computational cost reduction of long short-term memory based on simultaneous compression of input and hidden state. - Takashi Masuko (ASRU, 2017)

Applying Complex-Valued Neural Networks to Acoustic Modeling for Speech Recognition. - Daichi Hayakawa; Takashi Masuko; Hiroshi Fujimura (APSIPA, 2018)

Simultaneous Speech Recognition and Acoustic Event Detection Using an LSTM-CTC Acoustic Model and a WFST Decoder. - Hiroshi Fujimura; Manabu Nagao; Takashi Masuko (ICASSP, 2018)

Enhancing Large Language Model-based Speech Recognition by Contextualization for Rare and Ambiguous Words. - Kento Nozawa; Takashi Masuko; Toru Taniguchi (CoRR, 2024)