Takao Kobayashi

Takao Kobayashi's AcademicInfluence.com Rankings

Takao Kobayashi

Engineering

#8029

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#9497

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Electrical Engineering

#2521

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#2643

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engineering Degrees

Takao Kobayashi

Computer Science

#10848

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#11434

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Artificial Intelligence

#5328

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#5400

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#8157

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computer-science Degrees

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Engineering
Computer Science

Takao Kobayashi's Degrees

PhD Electrical Engineering Nagoya Institute of Technology
Masters Electrical Engineering Nagoya Institute of Technology
Bachelors Electrical Engineering Nagoya Institute of Technology

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Takao Kobayashi's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Speech parameter generation algorithms for HMM-based speech synthesis (2000) (1153)
Simultaneous modeling of spectrum, pitch and duration in HMM-based speech synthesis (1999) (833)
An adaptive algorithm for mel-cepstral analysis of speech (1992) (399)
Analysis of Speaker Adaptation Algorithms for HMM-Based Speech Synthesis and a Constrained SMAPLR Adaptation Algorithm (2009) (388)
Mel-generalized cepstral analysis - a unified approach to speech spectral estimation (1994) (333)
Hidden Markov models based on multi-space probability distribution for pitch pattern modeling (1999) (320)
Speech parameter generation from HMM using dynamic features (1995) (318)
Multi-Space Probability Distribution HMM (2002) (292)
A Hidden Semi-Markov Model-Based Speech Synthesis System (2007) (253)
Average-Voice-Based Speech Synthesis Using HSMM-Based Speaker Adaptation and Adaptive Training (2007) (213)
Mixed excitation for HMM-based speech synthesis (2001) (177)
Hidden semi-Markov model based speech synthesis (2004) (174)
Adaptation of pitch and spectrum for HMM-based speech synthesis using MLLR (2001) (172)
Speaker interpolation in HMM-based speech synthesis system (1997) (170)
Speech synthesis using HMMs with dynamic features (1996) (169)
Duration modeling for HMM-based speech synthesis (1998) (160)
A Style Control Technique for HMM-Based Expressive Speech Synthesis (2007) (151)
Acoustic Modeling of Speaking Styles and Emotional Expressions in HMM-Based Speech Synthesis (2005) (151)
An algorithm for speech parameter generation from continuous mixture HMMs with dynamic features (1995) (124)
Speech Synthesis with Various Emotional Expressions and Speaking Styles by Style Interpolation and Morphing (2005) (114)
Speaker adaptation for HMM-based speech synthesis system using MLLR (1998) (111)
Eigenvoices for HMM-based speech synthesis (2002) (103)
Voice characteristics conversion for HMM-based speech synthesis system (1997) (100)
On the security of HMM-based speaker verification systems against imposture using synthetic speech (1999) (88)
Text-to-visual speech synthesis based on parameter generation from HMM (1998) (82)
Modeling of various speaking styles and emotions for HMM-based speech synthesis (2003) (82)
Imposture using synthetic speech against speaker verification based on spectrum and pitch (2000) (78)
A robust speaker verification system against imposture using an HMM-based speech synthesis system (2001) (69)
Spectral analysis using generalized cepstrum (1984) (67)
Robust pitch estimation with harmonics enhancement in noisy environments based on instantaneous frequency (1996) (66)
A Training Method of Average Voice Model for HMM-Based Speech Synthesis (2003) (64)
Text-to-speech synthesis with arbitrary speaker's voice from average voice (2001) (63)
Harmonics tracking and pitch extraction based on instantaneous frequency (1995) (62)
Constrained structural maximum a posteriori linear regression for average-voice-based speech synthesis (2006) (58)
Design of IIR digital filters with arbitrary log magnitude function by WLS techniques (1990) (57)
HMM-based text-to-audio-visual speech synthesis (2000) (53)
HMM-Based Style Control for Expressive Speech Synthesis with Arbitrary Speaker's Voice Using Model Adaptation (2009) (53)
A very low bit rate speech coder using HMM-based speech recognition/synthesis techniques (1998) (52)
Statistical Parametric Speech Synthesis Based on Gaussian Process Regression (2014) (50)
Incorporating a mixed excitation model and postfilter into HMM-based text-to-speech synthesis (2005) (49)
A style control technique for HMM-based speech synthesis (2004) (45)
A Style Adaptation Technique for Speech Synthesis Using HSMM and Suprasegmental Features (2006) (44)
Implementation and evaluation of an HMM-based Thai speech synthesis system (2007) (43)
Galatea: Open-Source Software for Developing Anthropomorphic Spoken Dialog Agents (2004) (43)
Adaptive cepstral analysis of speech (1995) (42)
Speaking style adaptation using context clustering decision tree for HMM-based speech synthesis (2004) (42)
Text-to-audio-visual speech synthesis based on parameter generation from HMM (1999) (42)
A Context Clustering Technique for Average Voice Models (2002) (41)
Tone correctness improvement in speaker dependent HMM-based Thai speech synthesis (2008) (39)
Model Adaptation Approach to Speech Synthesis with Diverse Voices and Styles (2007) (39)
Visual Speech Synthesis Based on Parameter Generation From HMM: Speech-Driven and Text-And-Speech-Driven Approaches (1998) (39)
HSMM-Based Model Adaptation Algorithms for Average-Voice-Based Speech Synthesis (2006) (37)
Phone duration modeling using gradient tree boosting (2008) (37)
Human Walking Motion Synthesis with Desired Pace and Stride Length Based on HSMM (2005) (36)
Tone correctness improvement in speaker-independent average-voice-based Thai speech synthesis (2009) (35)
HMM-BASED EXPRESSIVE SPEECH SYNTHESIS — TOWARDS TTS WITH ARBITRARY SPEAKING STYLES AND EMOTIONS (2003) (32)
CELP coding based on mel-cepstral analysis (1995) (31)
An intuitive style control technique in HMM-based expressive speech synthesis using subjective style intensity and multiple-regression global variance model (2013) (29)
Speech coding based on adaptive mel-cepstral analysis (1994) (29)
Spectral estimation of speech by mel‐generalized cepstral analysis (1993) (28)
A hardware implementation of a new narrow to medium band speech coding (1982) (28)
HMM-Based Speech Synthesis with Various Speaking Styles Using Model Interpolation (2004) (25)
On the Use of Extended Context for HMM-Based Spontaneous Conversational Speech Synthesis (2011) (23)
Adaptive training for hidden semi-Markov model [speech synthesis applications] (2005) (23)
CELP coding system based on mel-generalized cepstral analysis (1996) (23)
Pitch pattern generation using multispace probability distribution HMM (2002) (22)
HMM-Based Emphatic Speech Synthesis Using Unsupervised Context Labeling (2011) (22)
Speaker and style adaptation using average voice model for style control in HMM-based speech synthesis (2008) (22)
Style estimation of speech based on multiple regression hidden semi-Markov model (2007) (21)
A Speaker Adaptation Technique for MRHSMM-Based Style Control of Synthetic Speech (2007) (21)
Robust F0 Estimation of Speech Signal Using Harmonicity Measure Based on Instantaneous Frequency (2004) (21)
MLLR adaptation for hidden semi-Markov model based speech synthesis (2004) (21)
Acoustic model training based on linear transformation and MAP modification for HSMM-based speech synthesis (2006) (20)
Complex Chebyshev approximation for IIR digital filters using an iterative WLS technique (1990) (20)
Generalized cepstral analysis of speech - unified approach to LPC and cepstral method (1990) (19)
Human walking motion synthesis based on multiple regression hidden semi-Markov model (2005) (19)
A Parameter Generation Algorithm Using Local Variance for HMM-Based Speech Synthesis (2014) (19)
Improving the performance of HMM-based very low bit rate speech coding (2003) (19)
A training method for average voice model based on shared decision tree context clustering and speaker adaptive training (2003) (19)
Speech emotion recognition using convolutional long short-term memory neural network and support vector machines (2017) (18)
Evaluation of prosodic contextual factors for HMM-based speech synthesis (2010) (17)
Recent Development of HMM-Based Expressive Speech Synthesis and Its Applications (2011) (17)
A style control technique for speech synthesis using multiple regression HSMM (2006) (17)
Fundamental frequency estimation based on instantaneous frequency amplitude spectrum (2002) (17)
Prosodic variation enhancement using unsupervised context labeling for HMM-based expressive speech synthesis (2014) (16)
Design of tree-based context clustering for an HMM-based Thai speech synthesis system (2007) (16)
Emotional speech recognition based on style estimation and adaptation with multiple-regression HMM (2009) (16)
HMM-Based Voice Conversion Using Quantized F0 Context (2010) (16)
A technique for controlling voice quality of synthetic speech using multiple regression HSMM (2006) (16)
Statistical Parametric Speech Synthesis Using Deep Gaussian Processes (2019) (15)
Harmonics Estimation Based on Instantaneous Frequency and Its Application to Pitch Determination of Speech (1995) (15)
Speaker-independent HMM-based voice conversion using adaptive quantization of the fundamental frequency (2011) (15)
Efficient encoding of mel-generalized cepstrum for CELP coders (1997) (15)
Investigation of State Duration Model based on Gamma distribution for HMM-based Speech Synthesis (2001) (14)
State Duration Modeling for HMM-Based Speech Synthesis (2007) (14)
Conversational spontaneous speech synthesis using average voice model (2010) (14)
Recursive Calculation of Mel-Cepstrum from LP Coefficients (1994) (14)
Spectral analysis using generalised cepstrum (1984) (13)
Vector Quantization of Speech Spectral Parameters Using Statistics of Static and Dynamic Features (2001) (13)
Speaker adaptation of pitch and spectrum for HMM-based speech synthesis (2002) (13)
Prosody generation using frame-based Gaussian process regression and classification for statistical parametric speech synthesis (2015) (13)
A context clustering technique for average voice model in HMM-based speech synthesis (2002) (13)
Parametric speech synthesis based on Gaussian process regression using global variance and hyperparameter optimization (2014) (13)
IFAS-based voiced/unvoiced classification of speech signal (2003) (13)
Characteristics pf pitch period and amplitude perturbations in pathologic voice (1983) (12)
A very low bit rate speech coder using HMM with speaker adaptation (1998) (12)
HMM-based expressive singing voice synthesis with singing style control and robust pitch modeling (2015) (12)
HMM-based speech synthesis with unsupervised labeling of accentual context based on F0 quantization and average voice model (2010) (12)
Improved average-voice-based speech synthesis using gender-mixed modeling and a parameter generation algorithm considering GV (2007) (11)
A wideband CELP speech coder at 16 kbit/s based on mel-generalized cepstral analysis (1998) (11)
Voiced/unvoiced determination of speech signal in noisy environment using harmonicity measure based on instantaneous frequency (2005) (10)
Spectral representation of speech based on mel‐generalized cepstral coefficients and its properties (2000) (10)
A comparison of speech synthesis systems based on GPR, HMM, and DNN with a small amount of training data (2015) (10)
Speaker-independent style conversion for HMM-based expressive speech synthesis (2013) (10)
A 16kb/s Wideband CELP-Based Speech Coder Using Mel-Generalized Cepstral Analysis (2000) (9)
Sentence Selection Based on Extended Entropy Using Phonetic and Prosodic Contexts for Statistical Parametric Speech Synthesis (2017) (9)
A tone-modeling technique using a quantized F0 context to improve tone correctness in average-voice-based speech synthesis (2012) (9)
A Technique for Estimating Intensity of Emotional Expressions and Speaking Styles in Speech Based on Multiple-Regression HSMM (2010) (8)
A style control technique for singing voice synthesis based on multiple-regression HSMM (2013) (8)
An F0 modeling technique based on prosodic events for spontaneous speech synthesis (2012) (8)
Statistical nonparametric speech synthesis using sparse Gaussian processes (2013) (8)
A Study on Average Voice Model Training Using Vocal Tract Length Normalization (2003) (8)
Model adaptation and adaptive training using ESAT algorithm for HMM-based speech synthesis (2005) (8)
Duration prediction using multiple Gaussian process experts for GPR-based speech synthesis (2017) (7)
Very low bit rate speech coding based on HMMs (2001) (7)
Frame-level acoustic modeling based on Gaussian process regression for statistical nonparametric speech synthesis (2013) (7)
Spectral representation of speech using mel‐generalized cepstral coefficients (1996) (7)
Performance evaluation of style adaptation for hidden semi-Markov model based speech synthesis (2005) (7)
Design of Software Toolkit for Anthropomorphic Spoken Dialog Agent Software with Customization-oriented Features (2002) (6)
Duration prediction using multi-level model for GPR-based speech synthesis (2015) (6)
Galatea : An Anthropomorphic Spoken Dialogue Agent Toolkit (2003) (6)
Normalized training for HMM-based visual speech recognition (2000) (6)
Semi-Supervised Prosody Modeling Using Deep Gaussian Process Latent Variable Model (2019) (6)
Adaptive filtering based on cepstral representation-adaptive cepstral analysis of speech (1990) (6)
HMM-based expressive speech synthesis based on phrase-level F0 context labeling (2013) (6)
Performance evaluation of IFAS-based fundamental frequency estimator in noisy environment (2003) (5)
Entropy-based sentence selection for speech synthesis using phonetic and prosodic contexts (2015) (5)
A Perceptual Expressivity Modeling Technique for Speech Synthesis Based on Multiple-Regression HSMM (2011) (5)
HMM compensation for noisy speech recognition based on cepstral parameter generation (1997) (5)
Characteristics of pitch period and amplitude perturbation quotients for the detection of glottic cancer (1984) (5)
Normalized training for HMM‐Based visual speech recognition (2006) (5)
Speech analysis‐synthesis system and quality of synthesized speech using mel‐cepstrum (1986) (5)
Multi-stage spectral subtraction for enhancement of audio signals (2004) (4)
HMM-based Thai speech synthesis using unsupervised stress context labeling (2014) (4)
Tone Modeling Using Stress Information for HMM-Based Thai Speech Synthesis (2014) (4)
HMM‐based speech synthesis with various voice characteristics (1996) (4)
Imposture against a Speaker Verification System Using Synthetic Speech (2000) (4)
Quantization of vector sequences using statistics of neighboring input vectors (1996) (4)
Very low bit-rate F0 coding for phonetic vocoders using MSD-HMM with quantized F0 symbols (2012) (4)
Unsupervised Stress Information Labeling Using Gaussian Process Latent Variable Model for Statistical Speech Synthesis (2016) (3)
Transform mapping using shared decision tree context clustering for HMM-based cross-lingual speech synthesis (2014) (3)
Mixture Density Models Based on Mel-Cepstral Representation of Gaussian Process (2003) (3)
A Training Method Using DNN-guided Layerwise Pretraining for Deep Gaussian Processes (2019) (3)
An on-line adaptation technique for emotional speech recognition using style estimation with multiple-regression HMM (2008) (3)
INVITED PAPER Special Issue on the 2000 IEICE Excellent Paper Award Multi-Space Probability Distribution HMM ∗∗ (2002) (3)
Speaker-independent HMM-based voice conversion using quantized fundamental frequency (2010) (3)
Speaker adaptation using context clustering decision tree for HMM-based speech synthesis (2003) (3)
CELP speech coding based on mel‐generalized cepstral analyses (2000) (3)
An estimation technique of style expressiveness for emotional speech using model adaptation based on multiple-regression HSMM (2008) (3)
Generalized cepstral modeling of speech degraded by additive noise (1993) (2)
Design of ARMA digital filters with arbitrary log magnitude function by WLS techniques (1988) (2)
A Rapid Model Adaptation Technique for Emotional Speech Recognition with Style Estimation Based on Multiple-Regression HMM (2010) (2)
Noisy speech recognition using HMM‐based cepstral parameter generation and compensation (1996) (2)
Tonal context labeling using quantized F0 symbols for improving tone correctness in average-voice-based speech synthesis (2011) (2)
A speaker adaptation technique for Gaussian process regression based speech synthesis using feature space transform (2016) (2)
Very low bit-rate F0 coding for phonetic vocoder using MSD-HMM with quantized F0 context (2011) (2)
Speech Spectral Estimation Based on Expansion of Log Spectrum by Arbitrary Basis Functions (1997) (2)
A SPEECH PARAMETER GENERATION ALGORITHM BASED ON HMM (1996) (2)
Iterative technique for designing IIR filters with arbitrary log-magnitude function (1989) (2)
An automatic input protocol recommendation method for tailored switch-to-speech communication aid systems (2014) (2)
HMM-based speaker characteristics emphasis using average voice model (2009) (2)
Tone modeling using Gaussian process latent variable model for statistical speech synthesis (2016) (2)
A speech parameter generation algorithm using local variance for HMM-based speech synthesis (2012) (2)
LIP MOVEMENT SYNTHESIS USING HMMS (1997) (2)
Discontinuous Observation HMM for Prosodic-Event-Based F0 Generation (2012) (2)
A Study on Context Clustering Techniques and Speaker Adaptive Training for Average Voice Model (2002) (2)
GPR-based Thai speech synthesis using multi-level duration prediction (2018) (2)
Life-Like Characters. Tools, Affective Functions, and Applications (2003) (2)
Use of a priori information in generalized cepstral modeling of degraded speech (1995) (2)
Accent type and phrase boundary estimation using acoustic and language models for automatic prosodic labeling (2014) (2)
A Study on Discrimination between Synthetic and Natural Speech for Speaker Verification Systems (2001) (1)
A Study on Phoneme Models for Speech Synsesis Using HMMs. (1996) (1)
Pixel-based Lip Movement Synthesis using HMMs (1999) (1)
Speech synthesis using generalized cepstrum (1982) (1)
HMM-based robust voice conversion using adaptive F0 quantization (2010) (1)
Performance evaluation of HMM-based style classification with a small amount of training data (2007) (1)
Instantancous Frcquency Estimation in Low SNR Environments using imporved DET-MUSIC (1996) (1)
Use of generalized cepstral distance measure in isolated word recognition (1989) (1)
Prosody Control and Variation Enhancement Techniques for HMM-Based Expressive Speech Synthesis (2015) (1)
An MRHSMM-based voice quality control technique for synthetic speech using speaker adaptation from average voice model (2008) (1)
Noisy environment adaptation of HMM using ML parameter generation. (1996) (1)
Generalized Cepstral Modeling of Degraded Speech and Its Application to Speech Enhancement (Special Section of Papers Selected from the 7th Digital Signal Processing Symymposium (1993) (1)
A 16 kbit/s wideband CELP coder using MEL-generalized cepstral analysis and its subjective evaluation (1998) (1)
Cepstral analysis with nonuniform spectral weighting for spectral envelope extraction (1989) (0)
Title An F 0 modeling technique based on prosodic events for spontaneous speech synthesis (2017) (0)
Design of stable two-dimensional IIR digital filters with arbitrary magnitude function (1992) (0)
Complex chebyshev approximation for IIR digital filters with arbitrary log magnitude and phase functions (1990) (0)
Speaking style adaptation for spontaneous speech recognition using multiple-regression HMM (2009) (0)
Quantized F0 Context and Its Applications to Speech Synthesis, Speech Coding, and Voice Conversion (2014) (0)
A Technique for Controlling Voice Quality o Regression HS (2006) (0)
Sparse Approximation of Gram Matrices for GMMN-based Speech Synthesis (2019) (0)
A Noise Reduction Technique for Audio Signals Using Multi Stage Spectral Subtraction (2004) (0)
Speech Synthesis with Diverse Voices and Styles Using Average Voice Model (2007) (0)
A Study on Conversational Speech Synthesis Based on Average Voice Model (2010) (0)
Performance Prediction of Speech Recognition Using Average-Voice-Based Speech Synthesis (2011) (0)
Vector quantization of mel-cepstral coefficients using distortion measure for spectral analysis (2007) (0)
A Study on Speaker Independent Style Conversion in HMM Speech Synthesis (2011) (0)
THE IF SPECTROGRAM : AN APPROACH FOR TIME - FREQUENCY REPRESENTATION OF SPEECH (1997) (0)
Adaptive cepstral analysis—adaptive filtering based on cepstral representation (1991) (0)
Parametric speech synthesis using local and global sparse Gaussian processes (2014) (0)
Developments of Anthropomorphic Dialog Agent : A Plan and Development and its Significance (2001) (0)
Average voice model Speaker adaptation Estimated performance of the target system Multiple speakers ’ speech data Speech synthesis Speech recognizer Context-dependent triphone HSMM HSMMHSMMHSMM (2011) (0)
Extension of Context Set for Generating Diverse Prosodic Variations in HMM-Based Spontaneous Conversational Speech Synthesis (2018) (0)
Very low bit rate speech coding based on HMM with speaker adaptation (2006) (0)
A wavelet based noise reduction algorithm for speech signal corrupted by coloured noise (2005) (0)
A Robust Speaker Veriﬁcation System against Imposture Using an HMM-based Speech Synthesis System (2021) (0)
Title Statistical Parametric Speech Synthesis Based on Gaussian Process Regression (2018) (0)
A context clustering technique for improvement of tone intelligibility of average-voice-based Thai speech synthesis (Speech) -- (国際ワークショップ"Asian workshop on speech science and technology") (2008) (0)
Enhanced F0 generation for GPR-based speech synthesis considering syllable-based prosodic features (2017) (0)
A Study on Modeling Technique for Vague Expressions of Human Motion in Spoken Dialogue Agents (2007) (0)

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Takao Kobayashi's AcademicInfluence.com Rankings