| 2025 | ASRU | Layer-wise Analysis for Quality of Multilingual Synthesized Speech. | Erica Cooper, Takuma Okamoto, Yamato Ohtani, Tomoki Toda, Hisashi Kawai |
| 2025 | ASRU | Voice Factor Control Using FIR-Based Fast Neural Vocoder for Speech Generation Applications. | Yamato Ohtani, Takuma Okamoto, Tomoki Toda, Hisashi Kawai |
| 2025 | ICASSP | Mora-Level Prosody Prediction for Text-to-Speech Using Japanese BERT Without Accentual Labels. | Tadashi Ogura, Takuma Okamoto, Yamato Ohtani, Erica Cooper, Tomoki Toda, Hisashi Kawai |
| 2025 | Interspeech | Cross-modal Knowledge Transfer Learning as Graph Matching Based on Optimal Transport for ASR. | Xugang Lu, Peng Shen, Yu Tsao, Hisashi Kawai |
| 2025 | Interspeech | GST-BERT-TTS: Prosody Prediction Without Accentual Labels For Multi-Speaker TTS Using BERT With Global Style Tokens. | Tadashi Ogura, Takuma Okamoto, Yamato Ohtani, Erica Cooper, Tomoki Toda, Hisashi Kawai |
| 2024 | ICASSP | Hierarchical Cross-Modality Knowledge Transfer with Sinkhorn Attention for CTC-Based ASR. | Xugang Lu, Peng Shen, Yu Tsao, Hisashi Kawai |
| 2024 | ICASSP | FIRNet: Fundamental Frequency Controllable Fast Neural Vocoder With Trainable Finite Impulse Response Filter. | Yamato Ohtani, Takuma Okamoto, Tomoki Toda, Hisashi Kawai |
| 2024 | ICASSP | Convnext-TTS And Convnext-VC: Convnext-Based Fast End-To-End Sequence-To-Sequence Text-To-Speech And Voice Conversion. | Takuma Okamoto, Yamato Ohtani, Tomoki Toda, Hisashi Kawai |
| 2024 | Interspeech | Investigating ASR Error Correction with Large Language Model and Multilingual 1-best Hypotheses. | Sheng Li, Chen Chen, Kwok Chin Yuen, Chenhui Chu, Eng Siong Chng, Hisashi Kawai |
| 2024 | Interspeech | Mobile PresenTra: NICT fast neural text-to-speech system on smartphones with incremental inference of MS-FC-HiFi-GAN for law-latency synthesis. | Takuma Okamoto, Yamato Ohtani, Hisashi Kawai |
| 2024 | Interspeech | Challenge of Singing Voice Synthesis Using Only Text-To-Speech Corpus With FIRNet Source-Filter Neural Vocoder. | Takuma Okamoto, Yamato Ohtani, Sota Shimizu, Tomoki Toda, Hisashi Kawai |
| 2023 | ASRU | Cross-Modal Alignment With Optimal Transport For CTC-Based ASR. | Xugang Lu, Peng Shen, Yu Tsao, Hisashi Kawai |
| 2023 | ASRU | WaveNeXt: ConvNeXt-Based Fast Neural Vocoder Without ISTFT layer. | Takuma Okamoto, Haruki Yamashita, Yamato Ohtani, Tomoki Toda, Hisashi Kawai |
| 2023 | ASRU | Generative Linguistic Representation for Spoken Language Identification. | Peng Shen, Xuguang Lu, Hisashi Kawai |
| 2023 | Interspeech | E2E-S2S-VC: End-To-End Sequence-To-Sequence Voice Conversion. | Takuma Okamoto, Tomoki Toda, Hisashi Kawai |
| 2023 | SMC | Homeostatic System Design Based on Understanding the Living Environmental Determinants of Falls. | Mikiko Oono, Ayano Nomura, Koji Kitamura, Yoshifumi Nishida, Shunsaburo Nakahara, Hisashi Kawai |
| 2022 | Interspeech | Transducer-based language embedding for spoken language identification. | Peng Shen, Xugang Lu, Hisashi Kawai |
| 2021 | ASRU | Multi-Stream HiFi-GAN with Data-Driven Waveform Decomposition. | Takuma Okamoto, Tomoki Toda, Hisashi Kawai |
| 2021 | ICASSP | Unsupervised Neural Adaptation Model Based on Optimal Transport for Spoken Language Identification. | Xugang Lu, Peng Shen, Yu Tsao, Hisashi Kawai |
| 2021 | ICASSP | High-Intelligibility Speech Synthesis for Dysarthric Speakers with LPCNet-Based TTS and CycleVAE-Based VC. | Keisuke Matsubara, Takuma Okamoto, Ryoichi Takashima, Tetsuya Takiguchi, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2021 | ICASSP | Noise Level Limited Sub-Modeling for Diffusion Probabilistic Vocoders. | Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2021 | Interspeech | Noise Robust Acoustic Modeling for Single-Channel Speech Recognition Based on a Stream-Wise Transformer Architecture. | Masakiyo Fujimoto, Hisashi Kawai |
| 2020 | ICASSP | Transformer-Based Text-to-Speech with Weighted Forced Attention. | Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2020 | Interspeech | Investigation of NICT Submission for Short-Duration Speaker Verification Challenge 2020. | Peng Shen, Xugang Lu, Hisashi Kawai |
| 2020 | Interspeech | Quasi-Periodic Parallel WaveGAN Vocoder: A Non-Autoregressive Pitch-Dependent Dilated Convolution Model for Parametric Speech Generation. | Yi-Chiao Wu, Tomoki Hayashi, Takuma Okamoto, Hisashi Kawai, Tomoki Toda |
| 2019 | ASRU | Tacotron-Based Acoustic Model Using Phoneme Alignment for Practical Neural Text-to-Speech Systems. | Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2019 | CoRL | Multimodal Attention Branch Network for Perspective-Free Sentence Generation. | Aly Magassouba, Komei Sugiura, Hisashi Kawai |
| 2019 | ICASSP | Investigations of Real-time Gaussian Fftnet and Parallel Wavenet Neural Vocoders with Simple Acoustic Features. | Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2019 | ICASSP | Interactive Learning of Teacher-student Model for Short Utterance Spoken Language Identification. | Peng Shen, Xugang Lu, Sheng Li, Hisashi Kawai |
| 2019 | ICASSP | Investigation of Sequence-level Knowledge Distillation Methods for CTC Acoustic Models. | Ryoichi Takashima, Sheng Li, Hisashi Kawai |
| 2019 | Interspeech | End-to-End Articulatory Attribute Modeling for Low-Resource Multilingual Speech Recognition. | Sheng Li, Chenchen Ding, Xugang Lu, Peng Shen, Tatsuya Kawahara, Hisashi Kawai |
| 2019 | Interspeech | One-Pass Single-Channel Noisy Speech Recognition Using a Combination of Noisy and Enhanced Features. | Masakiyo Fujimoto, Hisashi Kawai |
| 2019 | Interspeech | Incorporating Symbolic Sequential Modeling for Speech Enhancement. | Chien-Feng Liao, Yu Tsao, Xugang Lu, Hisashi Kawai |
| 2019 | Interspeech | Investigating Radical-Based End-to-End Speech Recognition Systems for Chinese Dialects and Japanese. | Sheng Li, Xugang Lu, Chenchen Ding, Peng Shen, Tatsuya Kawahara, Hisashi Kawai |
| 2019 | Interspeech | Improving Transformer-Based Speech Recognition Systems with Compressed Structure and Speech Attributes Augmentation. | Sheng Li, Raj Dabre, Xugang Lu, Peng Shen, Tatsuya Kawahara, Hisashi Kawai |
| 2019 | Interspeech | Class-Wise Centroid Distance Metric Learning for Acoustic Event Detection. | Xugang Lu, Peng Shen, Sheng Li, Yu Tsao, Hisashi Kawai |
| 2019 | Interspeech | Duration Modeling with Global Phoneme-Duration Vectors. | Jinfu Ni, Yoshinori Shiga, Hisashi Kawai |
| 2019 | Interspeech | Real-Time Neural Text-to-Speech with Sequence-to-Sequence Acoustic Model and WaveGlow or Single Gaussian WaveRNN Vocoders. | Takuma Okamoto, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2018 | ICASSP | Comparative Evaluations of Various Factored Deep Convolutional Rnn Architectures for Noise Robust Speech Recognition. | Masakiyo Fujimoto, Hisashi Kawai |
| 2018 | ICASSP | An Investigation of Subband Wavenet Vocoder Covering Entire Audible Frequency Range with Limited Acoustic Features. | Takuma Okamoto, Kentaro Tachibana, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2018 | ICASSP | An Investigation of Noise Shaping with Perceptual Weighting for Wavenet-Based Speech Generation. | Kentaro Tachibana, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2018 | ICASSP | An Investigation of a Knowledge Distillation Method for CTC Acoustic Models. | Ryoichi Takashima, Sheng Li, Hisashi Kawai |
| 2018 | ICASSP | CTC Loss Function with a Unit-Level Ambiguity Penalty. | Ryoichi Takashima, Sheng Li, Hisashi Kawai |
| 2018 | Interspeech | Improving CTC-based Acoustic Model with Very Deep Residual Time-delay Neural Networks. | Sheng Li, Xugang Lu, Ryoichi Takashima, Peng Shen, Tatsuya Kawahara, Hisashi Kawai |
| 2018 | Interspeech | Temporal Attentive Pooling for Acoustic Event Detection. | Xugang Lu, Peng Shen, Sheng Li, Yu Tsao, Hisashi Kawai |
| 2018 | Interspeech | Multilingual Grapheme-to-Phoneme Conversion with Global Character Vectors. | Jinfu Ni, Yoshinori Shiga, Hisashi Kawai |
| 2018 | Interspeech | Feature Representation of Short Utterances Based on Knowledge Distillation for Spoken Language Identification. | Peng Shen, Xugang Lu, Sheng Li, Hisashi Kawai |
| 2017 | ASRU | Incremental training and constructing the very deep convolutional residual network acoustic models. | Sheng Li, Xugang Lu, Peng Shen, Ryoichi Takashima, Tatsuya Kawahara, Hisashi Kawai |
| 2017 | ASRU | Subband wavenet with overlapped single-sideband filterbanks. | Takuma Okamoto, Kentaro Tachibana, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2017 | ASRU | Grounded language understanding for manipulation instructions using GAN-based classification. | Komei Sugiura, Hisashi Kawai |
| 2017 | ICASSP | Minimum Bayes risk training of CTC acoustic models in maximum a posteriori based decoding framework. | Naoyuki Kanda, Xugang Lu, Hisashi Kawai |
| 2017 | Interspeech | Global Syllable Vectors for Building TTS Front-End with Deep Learning. | Jinfu Ni, Yoshinori Shiga, Hisashi Kawai |
| 2017 | Interspeech | Conditional Generative Adversarial Nets Classifier for Spoken Language Identification. | Peng Shen, Xugang Lu, Sheng Li, Hisashi Kawai |
| 2016 | ICASSP | Bottleneck linear transformation network adaptation for speaker adaptive training-based hybrid DNN-HMM speech recognizer. | Tsubasa Ochiai, Shigeki Matsuda, Hideyuki Watanabe, Xugang Lu, Hisashi Kawai, Shigeru Katagiri |
| 2016 | ICASSP | Local fisher discriminant analysis for spoken language identification. | Peng Shen, Xugang Lu, Lemao Liu, Hisashi Kawai |
| 2016 | Interspeech | Investigation of Semi-Supervised Acoustic Model Training Based on the Committee of Heterogeneous Neural Networks. | Naoyuki Kanda, Shoji Harada, Xugang Lu, Hisashi Kawai |
| 2016 | Interspeech | Maximum a posteriori Based Decoding for CTC Acoustic Models. | Naoyuki Kanda, Xugang Lu, Hisashi Kawai |
| 2016 | Interspeech | Pair-Wise Distance Metric Learning of Neural Network Model for Spoken Language Identification. | Xugang Lu, Peng Shen, Yu Tsao, Hisashi Kawai |
| 2016 | Interspeech | Using Zero-Frequency Resonator to Extract Multilingual Intonation Structure. | Jinfu Ni, Yoshinori Shiga, Hisashi Kawai |
| 2016 | Interspeech | Model Integration for HMM- and DNN-Based Speech Synthesis Using Product-of-Experts Framework. | Kentaro Tachibana, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai |
| 2016 | Interspeech | F | Xiaoyun Wang, Xugang Lu, Hisashi Kawai, Seiichi Yamamoto |
| 2015 | ASRU | Training data pseudo-shuffling and direct decoding framework for recurrent neural network based acoustic modeling. | Naoyuki Kanda, Mitsuyoshi Tachimori, Xugang Lu, Hisashi Kawai |
| 2015 | Interspeech | Sparse representation with temporal max-smoothing for acoustic event detection. | Xugang Lu, Peng Shen, Yu Tsao, Chiori Hori, Hisashi Kawai |
| 2015 | Interspeech | HMM based myanmar text to speech system. | Ye Kyaw Thu, Win Pa Pa, Jinfu Ni, Yoshinori Shiga, Andrew M. Finch, Chiori Hori, Hisashi Kawai, Eiichiro Sumita |
| 2014 | ICRA | Non-monologue HMM-based speech synthesis for service robots: A cloud robotics approach. | Komei Sugiura, Yoshinori Shiga, Hisashi Kawai, Teruhisa Misu, Chiori Hori |
| 2013 | MDM | Multilingual Speech-to-Speech Translation System: VoiceTra. | Shigeki Matsuda, Xinhui Hu, Yoshinori Shiga, Hideki Kashioka, Chiori Hori, Keiji Yasuda, Hideo Okuma, Masao Uchiyama, Eiichiro Sumita, Hisashi Kawai, Satoshi Nakamura |
| 2012 | Interspeech | An Evaluation of Parameter Generation Methods with Rich Context Models in HMM-Based Speech Synthesis. | Shinnosuke Takamichi, Tomoki Toda, Yoshinori Shiga, Hisashi Kawai, Sakriani Sakti, Satoshi Nakamura |
| 2011 | ICASSP | Unsupervised determination of efficient Korean LVCSR units using a Bayesian Dirichlet process model. | Sakriani Sakti, Andrew M. Finch, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2011 | ICASSP | Increasing discriminative capability on MAP-based mapping function estimation for acoustic model adaptation. | Yu Tsao, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2011 | ICASSP | A sampling-based environment population projection approach for rapid acoustic model adaptation. | Yu Tsao, Shigeki Matsuda, Shinsuke Sakai, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2011 | IJCNLP | Improving Related Entity Finding via Incorporating Homepages and Recognizing Fine-grained Entities. | Youzheng Wu, Chiori Hori, Hisashi Kawai, Hideki Kashioka |
| 2011 | IJCNLP | Answering Complex Questions via Exploiting Social Q&A Collection. | Youzheng Wu, Chiori Hori, Hisashi Kawai, Hideki Kashioka |
| 2011 | Interspeech | Speaker-Adaptive Speech Synthesis Based on Eigenvoice Conversion and Language-Dependent Prosodic Conversion in Speech-to-Speech Translation. | Nobuhiko Hattori, Tomoki Toda, Hisashi Kawai, Hiroshi Saruwatari, Kiyohiro Shikano |
| 2011 | Interspeech | Adaptive Regularization Framework for Robust Voice Activity Detection. | Xugang Lu, Masashi Unoki, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2011 | Interspeech | User Study of Spoken Decision Support System. | Teruhisa Misu, Kiyonori Ohtake, Chiori Hori, Hisashi Kawai, Satoshi Nakamura |
| 2011 | Interspeech | Incorporating Regional Information to Enhance MAP-Based Stochastic Feature Compensation for Robust Speech Recognition. | Yu Tsao, Paul R. Dixon, Chiori Hori, Hisashi Kawai |
| 2011 | Interspeech | Estimation of Perceptual Spaces for Speaker Identities Based on the Cross-Lingual Discrimination Task. | Minoru Tsuzaki, Keiichi Tokuda, Hisashi Kawai, Jinfu Ni |
| 2011 | SIGdial | Toward Construction of Spoken Dialogue System that Evokes Users' Spontaneous Backchannels. | Teruhisa Misu, Etsuo Mizukami, Yoshinori Shiga, Shinichi Kawamoto, Hisashi Kawai, Satoshi Nakamura |
| 2010 | Interspeech | Brazilian portuguese acoustic model training based on data borrowing from other language. | Kazuhiko Abe, Sakriani Sakti, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2010 | Interspeech | Cluster-based language model for spoken document retrieval using NMF-based document clustering. | Xinhui Hu, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2010 | Interspeech | Construction and evaluations of an annotated Chinese conversational corpus in travel domain for the language model of speech recognition. | Xinhui Hu, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2010 | Interspeech | Voice activity detection in a reguarized reproducing kernel hilbert space. | Xugang Lu, Masashi Unoki, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2010 | Interspeech | An unsupervised approach to creating web audio contents-based HMM voices. | Jinfu Ni, Hisashi Kawai |
| 2010 | Interspeech | Utilizing a noisy-channel approach for Korean LVCSR. | Sakriani Sakti, Ryosuke Isotani, Hisashi Kawai, Satoshi Nakamura |
| 2010 | Interspeech | Improved training of excitation for HMM-based parametric speech synthesis. | Yoshinori Shiga, Tomoki Toda, Shinsuke Sakai, Hisashi Kawai |
| 2010 | SIGdial | Modeling Spoken Decision Making Dialogue and Optimization of its Dialogue Strategy. | Teruhisa Misu, Komei Sugiura, Kiyonori Ohtake, Chiori Hori, Hideki Kashioka, Hisashi Kawai, Satoshi Nakamura |
| 2009 | Interspeech | A close look into the probabilistic concatenation model for corpus-based speech synthesis. | Shinsuke Sakai, Ranniery Maia, Hisashi Kawai, Satoshi Nakamura |
| 2008 | ICASSP | Unit database pruning based on the cost degradation criterion for concatenative speech synthesis. | Nobuyuki Nishizawa, Hisashi Kawai |
| 2007 | Interspeech | A preselection method based on cost degradation from the optimal sequence for concatenative speech synthesis. | Nobuyuki Nishizawa, Hisashi Kawai |
| 2006 | ICASSP | Constructing a Phonetic-Rich Speech Corpus While Controlling Time-Dependent Voice Quality Variability for English Speech Synthesis. | Jinfu Ni, Toshio Hirai, Hisashi Kawai |
| 2006 | ICASSP | A Short-Latency Unit Selection Method with Redundant Search for Concatenative Speech Synthesis. | Nobuyuki Nishizawa, Hisashi Kawai |
| 2006 | Interspeech | Quick individual fitting methods of simplified hearing compensation for elderly people. | Kengo Fujita, Tsuneo Kato, Hisashi Kawai |
| 2006 | Interspeech | A text-prompted distributed speaker verification system implemented on a cellular phone and a mobile terminal. | Tsuneo Kato, Hisashi Kawai |
| 2005 | Interspeech | SNR-dependent background noise compensation of PESQ values for cellular phone speech. | Kengo Fujita, Tsuneo Kato, Hideaki Yamada, Hisashi Kawai |
| 2005 | Interspeech | Analysis of major factors of naturalness degradation in concatenative synthesis. | Toshio Hirai, Hisashi Kawai, Minoru Tsuzaki, Nobuyuki Nishizawa |
| 2005 | Interspeech | Estimation of intonation variation with constrained tone transformations. | Jinfu Ni, Hisashi Kawai, Keikichi Hirose |
| 2005 | Interspeech | Improvement of rejection performance of keyword spotting using anti-keywords derived from large vocabulary considering acoustical similarity to keywords. | Makoto Yamada, Tsuneo Kato, Masaki Naito, Hisashi Kawai |
| 2004 | ICASSP | An evaluation of automatic phone segmentation for concatenative speech synthesis. | Hisashi Kawai, Tomoki Toda |
| 2004 | ICASSP | Scaling of waveform segments along the time axis for concatenative speech synthesis. | Nobuyuki Nishizawa, Hisashi Kawai |
| 2004 | ICASSP | Optimizing sub-cost functions for segment selection based on perceptual evaluations in concatenative speech synthesis. | Tomoki Toda, Hisashi Kawai, Minoru Tsuzaki |
| 2004 | ICASSP | Minimum segmentation error based discriminative training for speech synthesis application. | Yi-Jian Wu, Hisashi Kawai, Jinfu Ni, Ren-Hua Wang |
| 2004 | Interspeech | Formulating contextual tonal variations in Mandarin. | Jinfu Ni, Hisashi Kawai, Keikichi Hirose |
| 2004 | Interspeech | Using a depth-restricted search to reduce delays in unit selection. | Nobuyuki Nishizawa, Hisashi Kawai |
| 2004 | Interspeech | A study on automatic detection of Japanese vowel devoicing for speech synthesis. | Yi-Jian Wu, Hisashi Kawai, Jinfu Ni, Ren-Hua Wang |
| 2003 | ICASSP | Tone feature extraction through parametric modeling and analysis-by-synthesis-based pattern matching. | Jinfu Ni, Hisashi Kawai |
| 2003 | ICASSP | Segment selection considering local degradation of naturalness in concatenative speech synthesis. | Tomoki Toda, Hisashi Kawai, Minoru Tsuzaki, Kiyohiro Shikano |
| 2003 | Interspeech | Tone pattern discrimination combining parametric modeling and maximum likelihood estimation. | Jinfu Ni, Hisashi Kawai |
| 2003 | Interspeech | Optimizing integrated cost function for segment selection in concatenative speech synthesis based on perceptual evaluations. | Tomoki Toda, Hisashi Kawai, Minoru Tsuzaki |
| 2002 | ICASSP | Unit selection algorithm for Japanese speech synthesis based on both phoneme unit and diphone unit. | Tomoki Toda, Hisashi Kawai, Minoru Tsuzaki, Kiyohiro Shikano |
| 2002 | Interspeech | Acoustic measures vs. phonetic features as predictors of audible discontinuity in concatenative speech synthesis. | Hisashi Kawai, Minoru Tsuzaki |
| 2002 | Interspeech | Perceptual evaluation of naturalness due to substitution of Chinese syllable for concatenative speech synthesis. | Jinlin Lu, Hisashi Kawai |
| 2002 | Interspeech | Design of a Mandarin sentence set for corpus-based speech synthesis by use of a multi-tier algorithm taking account of the varied prosodic and spectral characteristics. | Jinfu Ni, Hisashi Kawai |
| 2002 | Interspeech | Feature extraction for unit selection in concatenative speech synthesis: comparison between AIM, LPC, and MFCC. | Minoru Tsuzaki, Hisashi Kawai |
| 2000 | Interspeech | A design method of speech corpus for text-to-speech synthesis taking account of prosody. | Hisashi Kawai, Seiichi Yamamoto, Norio Higuchi, Tohru Shimizu |
| 1998 | Interspeech | Recognition of connected digit speech in Japanese collected over the telephone network. | Hisashi Kawai, Norio Higuchi |
| 1994 | ICASSP | Development of a text-to-speech system for Japanese based on waveform splicing. | Hisashi Kawai, Norio Higuchi, Tohru Shimizu, Seiichi Yamamoto |
| 1990 | ICASSP | A system for synthesizing Japanese speech from orthographic text. | Hiroya Fujisaki, Keikichi Hirose, Hisashi Kawai, Yasuharu Asano |
| 1990 | Interspeech | Improvement of the synthetic speech quality of the formant-type speech synthesizer and its subjective evaluation. | Norio Higuchi, Hisashi Kawai, Tohru Shimizu, Seiichi Yamamoto |
| 1990 | Interspeech | The linguistic processing module for Japanese text-to-speech system. | Tohru Shimizu, Norio Higuchi, Hisashi Kawai, Seiichi Yamamoto |
| 1988 | ICASSP | Realization of linguistic information in the voice fundamental frequency contour of the spoken Japanese. | Hiroya Fujisaki, Hisashi Kawai |
| 1986 | ICASSP | Generation of prosodic symbols for rule-synthesis of connected speech of Japanese. | Keikichi Hirose, Hiroya Fujisaki, Hisashi Kawai |