A hardware implementation of a new narrow to medium band speech coding. - Fumitada Itakura; Takao Kobayashi; Masaaki Honda (ICASSP, 1982)

Characteristics pf pitch period and amplitude perturbations in pathologic voice. - Hideki Kasuya; Yasunori Kobayashi; Takao Kobayashi; Satoshi Ebihara (ICASSP, 1983)

Design of ARMA digital filters with arbitrary log magnitude function by WLS techniques. - Takao Kobayashi; Satoshi Imai (ICASSP, 1988)

Complex Chebyshev approximation for IIR digital filters using an iterative WLS technique. - Takao Kobayashi; Satoshi Imai (ICASSP, 1990)

Adaptive filtering based on cepstral representation-adaptive cepstral analysis of speech. - Keiichi Tokuda; Takao Kobayashi; Shoji Shiomoto; Satoshi Imai (ICASSP, 1990)

Generalized cepstral analysis of speech - unified approach to LPC and cepstral method. - Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICSLP, 1990)

Design of IIR digital filters with arbitrary log magnitude function by WLS techniques. - Takao Kobayashi; Satoshi Imai (IEEE Trans. Acoust. Speech Signal Process., 1990)

An adaptive algorithm for mel-cepstral analysis of speech. - Toshiaki Fukada; Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICASSP, 1992)

Design of stable two-dimensional IIR digital filters with arbitrary magnitude function. - Takao Kobayashi; Kazuyoshi Fukushi; Keiichi Tokuda; Satoshi Imai (ICASSP, 1992)

Generalized cepstral modeling of speech degraded by additive noise. - Takao Kobayashi; Toshio Kanno; Satoshi Imai (EUROSPEECH, 1993)

Speech coding based on adaptive mel-cepstral analysis. - Keiichi Tokuda; Hidetoshi Matsumura; Takao Kobayashi; Satoshi Imai (ICASSP (1), 1994)

Speech coding based on adaptive MEL-cepstral analysis for noisy channels. - Kazuhito Koishida; Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICSLP, 1994)

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

Harmonics tracking and pitch extraction based on instantaneous frequency. - Toshihiko Abe; Takao Kobayashi; Satoshi Imai (ICASSP, 1995)

CELP coding based on mel-cepstral analysis. - Kazuhito Koishida; Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICASSP, 1995)

Speech parameter generation from HMM using dynamic features. - Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICASSP, 1995)

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)

Harmonics Estimation Based on Instantaneous Frequency and Its Application to Pitch Determination of Speech. - Toshihiko Abe; Takao Kobayashi; Satoshi Imai (IEICE Trans. Inf. Syst., 1995)

Adaptive cepstral analysis of speech. - Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (IEEE Trans. Speech Audio Process., 1995)

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

Robust pitch estimation with harmonics enhancement in noisy environments based on instantaneous frequency. - Toshihiko Abe; Takao Kobayashi; Satoshi Imai (ICSLP, 1996)

CELP coding system based on mel-generalized cepstral analysis. - Kazuhito Koishida; Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICSLP, 1996)

Efficient encoding of mel-generalized cepstrum for CELP coders. - Kazuhito Koishida; Keiichi Tokuda; Takao Kobayashi; Satoshi Imai (ICASSP, 1997)

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)

A wideband CELP speech coder at 16 kbit/s based on mel-generalized cepstral analysis. - Kazuhito Koishida; Gou Hirabayashi; Keiichi Tokuda; Takao Kobayashi (ICASSP, 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 16 kbit/s wideband CELP coder using MEL-generalized cepstral analysis and its subjective evaluation. - Kazuhito Koishida; Gou Hirabayashi; Keiichi Tokuda; Takao Kobayashi (ICSLP, 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)

Normalized Training for HMM-Based Visual Speech Recognition. - Yoshihiko Nankaku; Keiichi Tokuda; Tadashi Kitamura; Takao Kobayashi (ICIP, 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)

IFAS-based voiced/unvoiced classification of speech signal. - Dhany Arifianto; Takao Kobayashi (ICASSP (1), 2003)

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)

Performance evaluation of IFAS-based fundamental frequency estimator in noisy environment. - Dhany Arifianto; Takao Kobayashi (INTERSPEECH, 2003)

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

Mixture Density Models Based on Mel-Cepstral Representation of Gaussian Process. - Toru Takahashi 003; Keiichi Tokuda; Takao Kobayashi; Tadashi Kitamura (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 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)

Multi-stage spectral subtraction for enhancement of audio signals. - Masatsugu Okazaki; Toshifumi Kunimoto; Takao Kobayashi (ICASSP (2), 2004)

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

Pattern recognition by distributed coding: test and analysis of the power space similarity method. - Takao Kobayashi; Masaki Nakagawa (IWFHR, 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)

Galatea: Open-Source Software for Developing Anthropomorphic Spoken Dialog Agents. - Shinichi Kawamoto; Hiroshi Shimodaira; Tsuneo Nitta; Takuya Nishimoto; Satoshi Nakamura 001; Katsunobu Itou; Shigeo Morishima; Tatsuo Yotsukura; Atsuhiko Kai; Akinobu Lee; Yoichi Yamashita; Takao Kobayashi; et al. (Life-like characters, 2004)

HumanWalking Motion Synthesis Based on Multiple Regression Hidden Semi-Markov Model. - Takashi Yamazaki; Naotake Niwase; Junichi Yamagishi; Takao Kobayashi (CW, 2005)

Voiced/Unvoiced Determination of Speech Signal in Noisy Environment using Harmonicity Measure Based on Instantaneous Frequency. - Dhany Arifianto; Takao Kobayashi (ICASSP (1), 2005)

Adaptive Training for Hidden Semi-Markov Model. - Junichi Yamagishi; Takao Kobayashi (ICASSP (1), 2005)

A wavelet based noise reduction algorithm for speech signal corrupted by coloured noise. - Vladimir Braquet; Takao Kobayashi (INTERSPEECH, 2005)

Model adaptation and adaptive training using ESAT algorithm for HMM-based speech synthesis. - Juri Isogai; Junichi Yamagishi; Takao Kobayashi (INTERSPEECH, 2005)

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

Human Walking Motion Synthesis with Desired Pace and Stride Length Based on HSMM. - Naotake Niwase; Junichi Yamagishi; Takao Kobayashi (IEICE Trans. Inf. Syst., 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)

HSMM-Based Model Adaptation Algorithms for Average-Voice-Based Speech Synthesis. - Junichi Yamagishi; Katsumi Ogata; Yuji Nakano; Juri Isogai; Takao Kobayashi (ICASSP (1), 2006)

Constrained structural maximum a posteriori linear regression for average-voice-based speech synthesis. - Yuji Nakano; Makoto Tachibana; Junichi Yamagishi; Takao Kobayashi (INTERSPEECH, 2006)

A style control technique for speech synthesis using multiple regression HSMM. - Takashi Nose; Junichi Yamagishi; Takao Kobayashi (INTERSPEECH, 2006)

Acoustic model training based on linear transformation and MAP modification for HSMM-based speech synthesis. - Katsumi Ogata; Makoto Tachibana; Junichi Yamagishi; Takao Kobayashi (INTERSPEECH, 2006)

A technique for controlling voice quality of synthetic speech using multiple regression HSMM. - Makoto Tachibana; Takashi Nose; Junichi Yamagishi; Takao Kobayashi (INTERSPEECH, 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)

Derivation of dynamic electric and magnetic response properties based on the quasienergy derivative method. - Takao Kobayashi; Kotoku Sasagane; Kizashi Yamaguchi (J. Comput. Methods Sci. Eng., 2006)

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

A Speaker Adaptation Technique for MRHSMM-Based Style Control of Synthetic Speech. - Takashi Nose; Yoichi Kato; Takao Kobayashi (ICASSP (4), 2007)

Model Adaptation Approach to Speech Synthesis with Diverse Voices and Styles. - Junichi Yamagishi; Takao Kobayashi; Makoto Tachibana; Katsumi Ogata; Yuji Nakano (ICASSP (4), 2007)

Implementation and evaluation of an HMM-based Thai speech synthesis system. - Suphattharachai Chomphan; Takao Kobayashi (INTERSPEECH, 2007)

Style estimation of speech based on multiple regression hidden semi-Markov model. - Takashi Nose; Yoichi Kato; Takao Kobayashi (INTERSPEECH, 2007)

Performance evaluation of HMM-based style classification with a small amount of training data. - Makoto Tachibana; Keigo Kawashima; Junichi Yamagishi; Takao Kobayashi (INTERSPEECH, 2007)

Design of tree-based context clustering for an HMM-based Thai speech synthesis system. - Suphattharachai Chomphan; Takao Kobayashi (SSW, 2007)

Improved average-voice-based speech synthesis using gender-mixed modeling and a parameter generation algorithm considering GV. - Junichi Yamagishi; Takao Kobayashi; Steve Renals; Simon King 001; Heiga Zen; Tomoki Toda; 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)

Average-Voice-Based Speech Synthesis Using HSMM-Based Speaker Adaptation and Adaptive Training. - Junichi Yamagishi; 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)

Vector quantization of mel-cepstral coefficients using distortion measure for spectral analysis. - Toru Takahashi 003; Keiichi Tokuda; Takao Kobayashi; Tadashi Kitamura (Syst. Comput. Jpn., 2007)

Speaker and style adaptation using average voice model for style control in HMM-based speech synthesis. - Makoto Tachibana; Shinsuke Izawa; Takashi Nose; Takao Kobayashi (ICASSP, 2008)

An on-line adaptation technique for emotional speech recognition using style estimation with multiple-regression HMM. - Yusuke Ijima; Makoto Tachibana; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2008)

An estimation technique of style expressiveness for emotional speech using model adaptation based on multiple-regression HSMM. - Takashi Nose; Yoichi Kato; Makoto Tachibana; Takao Kobayashi (INTERSPEECH, 2008)

Tone correctness improvement in speaker dependent HMM-based Thai speech synthesis. - Suphattharachai Chomphan; Takao Kobayashi (Speech Commun., 2008)

Phone duration modeling using gradient tree boosting. - Junichi Yamagishi; Hisashi Kawai; Takao Kobayashi (Speech Commun., 2008)

Emotional speech recognition based on style estimation and adaptation with multiple-regression HMM. - Yusuke Ijima; Makoto Tachibana; Takashi Nose; Takao Kobayashi (ICASSP, 2009)

Speaking style adaptation for spontaneous speech recognition using multiple-regression HMM. - Yusuke Ijima; Takeshi Matsubara; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2009)

HMM-based speaker characteristics emphasis using average voice model. - Takashi Nose; Junichi Adada; Takao Kobayashi (INTERSPEECH, 2009)

A Linear Classification Method in a Very High Dimensional Space Using Distributed Representation. - Takao Kobayashi; Ikuko Shimizu (MLDM, 2009)

HMM-Based Style Control for Expressive Speech Synthesis with Arbitrary Speaker's Voice Using Model Adaptation. - Takashi Nose; Makoto Tachibana; Takao Kobayashi (IEICE Trans. Inf. Syst., 2009)

Tone correctness improvement in speaker-independent average-voice-based Thai speech synthesis. - Suphattharachai Chomphan; Takao Kobayashi (Speech Commun., 2009)

Analysis of Speaker Adaptation Algorithms for HMM-Based Speech Synthesis and a Constrained SMAPLR Adaptation Algorithm. - Junichi Yamagishi; Takao Kobayashi; Yuji Nakano; Katsumi Ogata; Juri Isogai (IEEE Trans. Speech Audio Process., 2009)

HMM-based speech synthesis with unsupervised labeling of accentual context based on F0 quantization and average voice model. - Takashi Nose; Koujirou Ooki; Takao Kobayashi (ICASSP, 2010)

Fast Density Estimation for Approximated k Nearest Neighbor Classification. - Takao Kobayashi; Ikuko Shimizu (ICFHR, 2010)

Conversational spontaneous speech synthesis using average voice model. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2010)

Speaker-independent HMM-based voice conversion using quantized fundamental frequency. - Takashi Nose; Takao Kobayashi (INTERSPEECH, 2010)

Evaluation of prosodic contextual factors for HMM-based speech synthesis. - Shuji Yokomizo; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2010)

HMM-based robust voice conversion using adaptive F0 quantization. - Takashi Nose; Takao Kobayashi (SSW, 2010)

A Rapid Model Adaptation Technique for Emotional Speech Recognition with Style Estimation Based on Multiple-Regression HMM. - Yusuke Ijima; Takashi Nose; Makoto Tachibana; Takao Kobayashi (IEICE Trans. Inf. Syst., 2010)

Foreword. - Takao Kobayashi (IEICE Trans. Inf. Syst., 2010)

A Technique for Estimating Intensity of Emotional Expressions and Speaking Styles in Speech Based on Multiple-Regression HSMM. - Takashi Nose; Takao Kobayashi (IEICE Trans. Inf. Syst., 2010)

HMM-Based Voice Conversion Using Quantized F0 Context. - Takashi Nose; Yuhei Ota; Takao Kobayashi (IEICE Trans. Inf. Syst., 2010)

Simultaneous Observation of Lunar Radar Sounder and Laser Altimeter of Kaguya for Lunar Regolith Layer Thickness Estimate. - Takao Kobayashi; Jung-Ho Kim 004; Seung Ryeol Lee; Hiroshi Araki; Takayuki Ono (IEEE Geosci. Remote. Sens. Lett., 2010)

Tonal context labeling using quantized F0 symbols for improving tone correctness in average-voice-based speech synthesis. - Vataya Chunwijitra; Takashi Nose; Takao Kobayashi (ICASSP, 2011)

Very low bit-rate F0 coding for phonetic vocoder using MSD-HMM with quantized F0 context. - Takashi Nose; Takao Kobayashi (ICASSP, 2011)

On the Use of Extended Context for HMM-Based Spontaneous Conversational Speech Synthesis. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2011)

HMM-Based Emphatic Speech Synthesis Using Unsupervised Context Labeling. - Yu Maeno; Takashi Nose; Takao Kobayashi; Yusuke Ijima; Hideharu Nakajima; Hideyuki Mizuno; Osamu Yoshioka (INTERSPEECH, 2011)

A Perceptual Expressivity Modeling Technique for Speech Synthesis Based on Multiple-Regression HSMM. - Takashi Nose; Takao Kobayashi (INTERSPEECH, 2011)

Performance Prediction of Speech Recognition Using Average-Voice-Based Speech Synthesis. - Tatsuhiko Saito; Takashi Nose; Takao Kobayashi; Yohei Okato; Akio Horii (INTERSPEECH, 2011)

Speaker-independent HMM-based voice conversion using adaptive quantization of the fundamental frequency. - Takashi Nose; Takao Kobayashi (Speech Commun., 2011)

An F0 modeling technique based on prosodic events for spontaneous speech synthesis. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (ICASSP, 2012)

A speech parameter generation algorithm using local variance for HMM-based speech synthesis. - Vataya Chunwijitra; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2012)

Discontinuous Observation HMM for Prosodic-Event-Based F0 Generation. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2012)

A tone-modeling technique using a quantized F0 context to improve tone correctness in average-voice-based speech synthesis. - Vataya Chunwijitra; Takashi Nose; Takao Kobayashi (Speech Commun., 2012)

Very low bit-rate F0 coding for phonetic vocoders using MSD-HMM with quantized F0 symbols. - Takashi Nose; Takao Kobayashi (Speech Commun., 2012)

Synthetic Aperture Radar Processing of Kaguya Lunar Radar Sounder Data for Lunar Subsurface Imaging. - Takao Kobayashi; Jung-Ho Kim 004; Seung Ryeol Lee; Atsushi Kumamoto; Hiromu Nakagawa; Shoko Oshigami; Hiroshi Oya; Yasushi Yamaguchi 002; Atsushi Yamaji; Takayuki Ono (IEEE Trans. Geosci. Remote. Sens., 2012)

Speaker-independent style conversion for HMM-based expressive speech synthesis. - Hiroki Kanagawa; Takashi Nose; Takao Kobayashi (ICASSP, 2013)

Frame-level acoustic modeling based on Gaussian process regression for statistical nonparametric speech synthesis. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (ICASSP, 2013)

HMM-based expressive speech synthesis based on phrase-level F0 context labeling. - Yu Maeno; Takashi Nose; Takao Kobayashi; Tomoki Koriyama; Yusuke Ijima; Hideharu Nakajima; Hideyuki Mizuno; Osamu Yoshioka (ICASSP, 2013)

Statistical nonparametric speech synthesis using sparse Gaussian processes. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (INTERSPEECH, 2013)

A style control technique for singing voice synthesis based on multiple-regression HSMM. - Takashi Nose; Misa Kanemoto; Tomoki Koriyama; Takao Kobayashi (INTERSPEECH, 2013)

An intuitive style control technique in HMM-based expressive speech synthesis using subjective style intensity and multiple-regression global variance model. - Takashi Nose; Takao Kobayashi (Speech Commun., 2013)

An automatic input protocol recommendation method for tailored switch-to-speech communication aid systems. - Fuming Fang; Takahiro Shinozaki; Takao Kobayashi (APSIPA, 2014)

HMM-based Thai speech synthesis using unsupervised stress context labeling. - Decha Moungsri; Tomoki Koriyama; Takao Kobayashi (APSIPA, 2014)

Parametric speech synthesis based on Gaussian process regression using global variance and hyperparameter optimization. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (ICASSP, 2014)

Quantized F0 Context and Its Applications to Speech Synthesis, Speech Coding, and Voice Conversion. - Takashi Nose; Takao Kobayashi (IIH-MSP, 2014)

Accent type and phrase boundary estimation using acoustic and language models for automatic prosodic labeling. - Tomoki Koriyama; Hiroshi Suzuki; Takashi Nose; Takahiro Shinozaki; Takao Kobayashi (INTERSPEECH, 2014)

Transform mapping using shared decision tree context clustering for HMM-based cross-lingual speech synthesis. - Daiki Nagahama; Takashi Nose; Tomoki Koriyama; Takao Kobayashi (INTERSPEECH, 2014)

Parametric speech synthesis using local and global sparse Gaussian processes. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (MLSP, 2014)

Statistical Parametric Speech Synthesis Based on Gaussian Process Regression. - Tomoki Koriyama; Takashi Nose; Takao Kobayashi (IEEE J. Sel. Top. Signal Process., 2014)

A Parameter Generation Algorithm Using Local Variance for HMM-Based Speech Synthesis. - Takashi Nose; Vataya Chunwijitra; Takao Kobayashi (IEEE J. Sel. Top. Signal Process., 2014)

Prosodic variation enhancement using unsupervised context labeling for HMM-based expressive speech synthesis. - Yu Maeno; Takashi Nose; Takao Kobayashi; Tomoki Koriyama; Yusuke Ijima; Hideharu Nakajima; Hideyuki Mizuno; Osamu Yoshioka (Speech Commun., 2014)

Prosody generation using frame-based Gaussian process regression and classification for statistical parametric speech synthesis. - Tomoki Koriyama; Takao Kobayashi (ICASSP, 2015)

A comparison of speech synthesis systems based on GPR, HMM, and DNN with a small amount of training data. - Tomoki Koriyama; Takao Kobayashi (INTERSPEECH, 2015)

Duration prediction using multi-level model for GPR-based speech synthesis. - Decha Moungsri; Tomoki Koriyama; Takao Kobayashi (INTERSPEECH, 2015)

Entropy-based sentence selection for speech synthesis using phonetic and prosodic contexts. - Takashi Nose; Yusuke Arao; Takao Kobayashi; Komei Sugiura; Yoshinori Shiga; Akinori Ito (INTERSPEECH, 2015)

HMM-based expressive singing voice synthesis with singing style control and robust pitch modeling. - Takashi Nose; Misa Kanemoto; Tomoki Koriyama; Takao Kobayashi (Comput. Speech Lang., 2015)

A speaker adaptation technique for Gaussian process regression based speech synthesis using feature space transform. - Tomoki Koriyama; Syohei Oshio; Takao Kobayashi (ICASSP, 2016)

Unsupervised Stress Information Labeling Using Gaussian Process Latent Variable Model for Statistical Speech Synthesis. - Decha Moungsri; Tomoki Koriyama; Takao Kobayashi (INTERSPEECH, 2016)

Speech emotion recognition using convolutional long short-term memory neural network and support vector machines. - Nattapong Kurpukdee; Tomoki Koriyama; Takao Kobayashi; Sawit Kasuriya; Chai Wutiwiwatchai; Poonlap Lamsrichan (APSIPA, 2017)

Enhanced F0 generation for GPR-based speech synthesis considering syllable-based prosodic features. - Decha Moungsri; Tomoki Koriyama; Takao Kobayashi (APSIPA, 2017)

Duration prediction using multiple Gaussian process experts for GPR-based speech synthesis. - Decha Moungsri; Tomoki Koriyama; Takao Kobayashi (ICASSP, 2017)

Sentence Selection Based on Extended Entropy Using Phonetic and Prosodic Contexts for Statistical Parametric Speech Synthesis. - Takashi Nose; Yusuke Arao; Takao Kobayashi; Komei Sugiura; Yoshinori Shiga (IEEE ACM Trans. Audio Speech Lang. Process., 2017)

GPR-based Thai speech synthesis using multi-level duration prediction. - Decha Moungsri; Tomoki Koriyama; Takao Kobayashi (Speech Commun., 2018)

HF (5 MHz) Imaging of the Moon by Kaguya Lunar Radar Sounder Off Nadir Echo Data. - Takao Kobayashi; Jung-Ho Kim 004; Seung Ryeol Lee (IEEE Trans. Geosci. Remote. Sens., 2018)

A Training Method Using DNN-guided Layerwise Pretraining for Deep Gaussian Processes. - Tomoki Koriyama; Takao Kobayashi (ICASSP, 2019)

Semi-Supervised Prosody Modeling Using Deep Gaussian Process Latent Variable Model. - Tomoki Koriyama; Takao Kobayashi (INTERSPEECH, 2019)

Sparse Approximation of Gram Matrices for GMMN-based Speech Synthesis. - Tomoki Koriyama; Shinnosuke Takamichi; Takao Kobayashi (SSW, 2019)

Statistical Parametric Speech Synthesis Using Deep Gaussian Processes. - Tomoki Koriyama; Takao Kobayashi (IEEE ACM Trans. Audio Speech Lang. Process., 2019)

Nadir Detection of Lunar Lava Tube by Kaguya Lunar Radar Sounder. - Takao Kobayashi; Jung-Ho Kim 004; Seung Ryeol Lee; Kyo-Yeong Song (IEEE Trans. Geosci. Remote. Sens., 2021)

Orthogonal Dual Polarization GPR Measurement for Detection of Buried Vertical Fault. - Takao Kobayashi; Kyoungtae Ko; Sung-Ja Choi; Jin-Hyuck Choi (IEEE Geosci. Remote. Sens. Lett., 2022)

Trajectory Planning Using Tire Thermodynamics for Automated Drifting. - Takao Kobayashi; Trey P. Weber; J. Christian Gerdes (IV, 2024)