Nobuaki Minematsu

ORCID

Publication Activity (10 Years)

Years Active: 1990-2023
Publications (10 Years): 62

Top Venues

Publications

Lifan Zhong, Erica Cooper, Junichi Yamagishi, Nobuaki Minematsu
Exploring Isolated Musical Notes as Pre-training Data for Predominant Instrument Recognition in Polyphonic Music. APSIPA ASC (2023)
Lifan Zhong, Erica Cooper, Junichi Yamagishi, Nobuaki Minematsu
Exploring Isolated Musical Notes as Pre-training Data for Predominant Instrument Recognition in Polyphonic Music. CoRR (2023)
Yurun He, Nobuaki Minematsu, Daisuke Saito
Multiple Acoustic Features Speech Emotion Recognition Using Cross-Attention Transformer. ICASSP (2023)
Qianying Liu, Zhuo Gong, Zhengdong Yang, Yuhang Yang, Sheng Li, Chenchen Ding, Nobuaki Minematsu, Hao Huang, Fei Cheng, Chenhui Chu, Sadao Kurohashi
Hierarchical Softmax for End-To-End Low-Resource Multilingual Speech Recognition. ICASSP (2023)
Gaku Kotani, Daisuke Saito, Nobuaki Minematsu
Voice Conversion Based on Deep Neural Networks for Time-Variant Linear Transformations. IEEE ACM Trans. Audio Speech Lang. Process. 30 (2022)
Qianying Liu, Yuhang Yang, Zhuo Gong, Sheng Li, Chenchen Ding, Nobuaki Minematsu, Hao Huang, Fei Cheng, Sadao Kurohashi
Hierarchical Softmax for End-to-End Low-resource Multilingual Speech Recognition. CoRR (2022)
Zhuo Gong, Daisuke Saito, Longfei Yang, Takahiro Shinozaki, Sheng Li, Hisashi Kawai, Nobuaki Minematsu
Self-Adaptive Multilingual ASR Rescoring with Language Identification and Unified Language Model. Odyssey (2022)
Takuya Kunihara, Chuanbo Zhu, Daisuke Saito, Nobuaki Minematsu, Noriko Nakanishi
Detection of Learners' Listening Breakdown with Oral Dictation and Its Use to Model Listening Skill Improvement Exclusively Through Shadowing. INTERSPEECH (2022)
Chuanbo Zhu, Takuya Kunihara, Daisuke Saito, Nobuaki Minematsu, Noriko Nakanishi
Automatic Prediction of Intelligibility of Words and Phonemes Produced Orally by Japanese Learners of English. SLT (2022)
Takeru Gorai, Daisuke Saito, Nobuaki Minematsu
Text-to-speech synthesis using spectral modeling based on non-negative autoencoder. INTERSPEECH (2022)
Eisuke Konno, Daisuke Saito, Nobuaki Minematsu
Quantifying Discriminability between NMF Bases. ICASSP (2022)
Takuya Kunihara, Chuanbo Zhu, Nobuaki Minematsu, Noriko Nakanishi
Gradual Improvements Observed in Learners' Perception and Production of L2 Sounds Through Continuing Shadowing Practices on a Daily Basis. INTERSPEECH (2022)
Chuanbo Zhu, Ryo Hakoda, Daisuke Saito, Nobuaki Minematsu, Noriko Nakanishi, Tazuko Nishimura
Multi-Granularity Annotation of Instantaneous Intelligibility of Learners' Utterances Based on Shadowing Techniques. ASRU (2021)
Yang Shen, Ayano Yasukagawa, Daisuke Saito, Nobuaki Minematsu, Kazuya Saito
Optimized Prediction of Fluency of L2 English Based on Interpretable Network Using Quantity of Phonation and Quality of Pronunciation. SLT (2021)
Shintaro Ando, Nobuaki Minematsu, Daisuke Saito
Lexical Density Analysis of Word Productions in Japanese English Using Acoustic Word Embeddings. Interspeech (2021)
Ruiyan Chen, Tazuko Nishimura, Nobuaki Minematsu, Daisuke Saito
Acoustic Simulation of Body-conducted Speech and Its Use to Convert One's Recorded Voices to One's Own Voices. APSIPA ASC (2021)
Yuma Shirahata, Daisuke Saito, Nobuaki Minematsu
Discriminative Method to Extract Coarse Prosodic Structure and its Application for Statistical Phrase/Accent Command Estimation. INTERSPEECH (2020)
Shintaro Ando, Masayuki Suzuki, Nobuyasu Itoh, Gakuto Kurata, Nobuaki Minematsu
Converting Written Language to Spoken Language with Neural Machine Translation for Language Modeling. ICASSP (2020)
Zhenchao Lin, Ryo Takashima, Daisuke Saito, Nobuaki Minematsu, Noriko Nakanishi
Shadowability Annotation with Fine Granularity on L2 Utterances and its Improvement with Native Listeners' Script-Shadowing. INTERSPEECH (2020)
Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose
Tensor Factor Analysis for Arbitrary Speaker Conversion. IEICE Trans. Inf. Syst. (6) (2020)
Gaku Kotani, Hitoshi Suda, Daisuke Saito, Nobuaki Minematsu
Experimental investigation on the efficacy of Affine-DTW in the quality of voice conversion. APSIPA (2019)
Zhenchao Lin, Yusuke Inoue, Tasavat Trisitichoke, Shintaro Ando, Daisuke Saito, Nobuaki Minematsu
Native Listeners' Shadowing of Non-native Utterances as Spoken Annotation Representing Comprehensibility of the Utterances. SLaTE (2019)
Yusaku Korematsu, Daisuke Saito, Nobuaki Minematsu
Cooking State Recognition based on Acoustic Event Detection. CEA@ICMR (2019)
Satoshi Kobashikawa, Atushi Odakura, Takao Nakamura, Takeshi Mori, Kimitaka Endo, Takafumi Moriya, Ryo Masumura, Yushi Aono, Nobuaki Minematsu
Does Speaking Training Application with Speech Recognition Motivate Junior High School Students in Actual Classroom? - A Case Study. SLaTE (2019)
Tasavat Trisitichoke, Shintaro Ando, Daisuke Saito, Nobuaki Minematsu
Analysis of Native Listeners' Facial Microexpressions While Shadowing Non-Native Speech - Potential of Shadowers' Facial Expressions for Comprehensibility Prediction. INTERSPEECH (2019)
Adriana Guevara-Rukoz, Alexander Martin, Yutaka Yamauchi, Nobuaki Minematsu
Prototyping a web-based phonetic training game to improve /r/-/l/ identification by Japanese learners of English. SLaTE (2019)
Shintaro Ando, Zhenchao Lin, Tasavat Trisitichoke, Yusuke Inoue, Fuki Yoshizawa, Daisuke Saito, Nobuaki Minematsu
A Large Collection of Sentences Read Aloud by Vietnamese Learners of Japanese and Native Speaker's Reverse Shadowings. O-COCOSDA (2019)
Tetsuya Hashimoto, Daisuke Saito, Nobuaki Minematsu
Many-to-Many and Completely Parallel-Data-Free Voice Conversion Based on Eigenspace DNN. IEEE ACM Trans. Audio Speech Lang. Process. 27 (2) (2019)
Shunsuke Goto, Daisuke Saito, Nobuaki Minematsu
DNN-based Statistical Parametric Speech Synthesis Incorporating Non-negative Matrix Factorization. APSIPA (2019)
Daisuke Saito, So Suzuki, Nobuaki Minematsu
Speech representation based on tensor factor analysis and its application to speaker recognition and language identification. APSIPA (2019)
Suguru Kabashima, Yusuke Inoue, Daisuke Saito, Nobuaki Minematsu
DNN-Based Scoring of Language Learners' Proficiency Using Learners' Shadowings and Native Listeners' Responsive Shadowings. SLT (2018)
Yi Zhao, Shinji Takaki, Hieu-Thi Luong, Junichi Yamagishi, Daisuke Saito, Nobuaki Minematsu
Wasserstein GAN and Waveform Loss-based Acoustic Model Training for Multi-speaker Text-to-Speech Synthesis Systems Using a WaveNet Vocoder. CoRR (2018)
Yi Zhao, Shinji Takaki, Hieu-Thi Luong, Junichi Yamagishi, Daisuke Saito, Nobuaki Minematsu
Wasserstein GAN and Waveform Loss-Based Acoustic Model Training for Multi-Speaker Text-to-Speech Synthesis Systems Using a WaveNet Vocoder. IEEE Access 6 (2018)
Yasuhito Ohsugi, Daisuke Saito, Nobuaki Minematsu
A Comparative Study of Statistical Conversion of Face to Voice Based on Their Subjective Impressions. INTERSPEECH (2018)
Yusuke Inoue, Suguru Kabashima, Daisuke Saito, Nobuaki Minematsu, Kumi Kanamura, Yutaka Yamauchi
A Study of Objective Measurement of Comprehensibility through Native Speakers' Shadowing of Learners' Utterances. INTERSPEECH (2018)
Masayuki Suzuki, Ryo Kuroiwa, Keisuke Innami, Shumpei Kobayashi, Shinya Shimizu, Nobuaki Minematsu, Keikichi Hirose
Accent Sandhi Estimation of Tokyo Dialect of Japanese Using Conditional Random Fields. IEICE Trans. Inf. Syst. (4) (2017)
Junwei Yue, Fumiya Shiozawa, Shohei Toyama, Yutaka Yamauchi, Kayoko Ito, Daisuke Saito, Nobuaki Minematsu
Automatic Scoring of Shadowing Speech Based on DNN Posteriors and Their DTW. INTERSPEECH (2017)
Tetsuya Hashimoto, Hidetsugu Uchida, Daisuke Saito, Nobuaki Minematsu
Parallel-Data-Free Many-to-Many Voice Conversion Based on DNN Integrated with Eigenspace Using a Non-Parallel Speech Corpus. INTERSPEECH (2017)
Nobuaki Minematsu, Daisuke Saito
New Features and Effectiveness of Suzuki-kun, the First and Only Prosodic Reading Tutor of Tokyo Japanese. SLaTE (2017)
Hidetsugu Uchida, Daisuke Saito, Nobuaki Minematsu
Acoustic-to-Articulatory Mapping Based on Mixture of Probabilistic Canonical Correlation Analysis. INTERSPEECH (2017)
Junwei Yue, Daisuke Saito, Nobuaki Minematsu, Yutaka Yamauchi, Kayoko Ito
Development and Maintenance of Practical and In-service Systems for Recording Shadowing Utterances and Their Assessment. SLaTE (2017)
Shohei Toyama, Daisuke Saito, Nobuaki Minematsu
Use of Global and Acoustic Features Associated with Contextual Factors to Adapt Language Models for Spontaneous Speech Recognition. INTERSPEECH (2017)
Yutaka Yamauchi, Junwei Yue, Kayoko Ito, Nobuaki Minematsu
Investigation of teacher-selected sentences and machine-suggested sentences in terms of correlation between human ratings and GOP-based machine scores. SLaTE (2017)
Gaku Kotani, Daisuke Saito, Nobuaki Minematsu
Voice conversion based on deep neural networks for time-variant linear transformations. APSIPA (2017)
Nobuaki Minematsu, Ibuki Nakamura, Masayuki Suzuki, Hiroko Hirano, Chieko Nakagawa, Noriko Nakamura, Yukinori Tagawa, Keikichi Hirose, Hiroya Hashimoto
Development and Evaluation of Online Infrastructure to Aid Teaching and Learning of Japanese Prosody. IEICE Trans. Inf. Syst. (4) (2017)
Yosuke Kashiwagi, Congying Zhang, Daisuke Saito, Nobuaki Minematsu
Divergence estimation based on deep neural networks and its use for language identification. ICASSP (2016)
Yi Yang, Hidetsugu Uchida, Daisuke Saito, Nobuaki Minematsu
Voice Conversion Based on Matrix Variate Gaussian Mixture Model Using Multiple Frame Features. INTERSPEECH (2016)
Fumiya Shiozawa, Daisuke Saito, Nobuaki Minematsu
Improved prediction of the accent gap between speakers of English for individual-based clustering of World Englishes. SLT (2016)
Shuju Shi, Chiharu Tsurutani, Xiaoli Feng, Jinsong Zhang, Nobuaki Minematsu
Acoustic correlates and gender effects in production and perception of Japanese polite speech. ISCSLP (2016)
Nobuaki Minematsu, Daisuke Saito, Nobuyuki Nishizawa
Prosodic Reading Tutor of Japanese, Suzuki-kun: The first and only educational tool to teach the formal Japanese. SSW (2016)
Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose
Phonetisaurus: Exploring grapheme-to-phoneme conversion with joint n-gram models in the WFST framework. Nat. Lang. Eng. 22 (6) (2016)
Hidetsugu Uchida, Daisuke Saito, Nobuaki Minematsu
Prediction of the Articulatory Movements of Unseen Phonemes of a Speaker Using the Speech Structure of Another Speaker. INTERSPEECH (2016)
Yi Zhao, Daisuke Saito, Nobuaki Minematsu
Speaker Representations for Speaker Adaptation in Multiple Speakers' BLSTM-RNN-Based Speech Synthesis. INTERSPEECH (2016)
Shuju Shi, Yosuke Kashiwagi, Shohei Toyama, Junwei Yue, Yutaka Yamauchi, Daisuke Saito, Nobuaki Minematsu
Automatic Assessment and Error Detection of Shadowing Speech: Case of English Spoken by Japanese Learners. INTERSPEECH (2016)
Tetsuya Hashimoto, Daisuke Saito, Nobuaki Minematsu
Arbitrary speaker conversion based on speaker space bases constructed by deep neural networks. APSIPA (2016)
Nobuaki Minematsu, Hiroya Hashimoto, Hiroko Hirano, Daisuke Saito
Development of a prosodic reading tutor of Japanese - effective use of TTS and F0 contour modeling techniques for CALL. SLaTE (2015)
Hidetsugu Uchida, Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose
Statistical acoustic-to-articulatory mapping unified with speaker normalization based on voice conversion. INTERSPEECH (2015)
Tianze Shi, Shun Kasahara, Teeraphon Pongkittiphan, Nobuaki Minematsu, Daisuke Saito, Keikichi Hirose
A measure of phonetic similarity to quantify pronunciation variation by using ASR technology. ICPhS (2015)
Greg Short, Keikichi Hirose, Mariko Kondo, Nobuaki Minematsu
Automatic recognition of Japanese vowel length accounting for speaking rate and motivated by perception analysis. Speech Commun. 73 (2015)
Masayuki Suzuki, Gakuto Kurata, Masafumi Nishimura, Nobuaki Minematsu
Discriminative re-ranking for automatic speech recognition by leveraging invariant structures. Speech Commun. 72 (2015)
Teeraphon Pongkittiphan, Nobuaki Minematsu, Takehiko Makino, Daisuke Saito, Keikichi Hirose
Automatic prediction of intelligibility of English words spoken with Japanese accents - comparative study of features and models used for prediction. SLaTE (2015)
Yuichi Sato, Yosuke Kashiwagi, Nobuaki Minematsu, Daisuke Saito, Keikichi Hirose
Noise-robust and stress-free visualization of pronunciation diversity of World Englishes using a learner's self-centered viewpoint. O-COCOSDA/CASLRE (2015)
Congying Zhang, Masayuki Suzuki, Gakuto Kurata, Masafumi Nishimura, Nobuaki Minematsu
Leveraging phonetic context dependent invariant structure for continuous speech recognition. ChinaSIP (2014)
Yi Luan, Daisuke Saito, Yosuke Kashiwagi, Nobuaki Minematsu, Keikichi Hirose
Semi-supervised noise dictionary adaptation for exemplar-based noise robust speech recognition. ICASSP (2014)
Nobuaki Minematsu
Keynote 2: Perceptual and structural analysis of pronunciation diversity of World Englishes. O-COCOSDA (2014)
Daisuke Saito, Hidenobu Doi, Nobuaki Minematsu, Keikichi Hirose
Application of matrix variate Gaussian mixture model to statistical voice conversion. INTERSPEECH (2014)
Yuji Kawase, Nobuaki Minematsu, Daisuke Saito, Keikichi Hirose
Visualization of pronunciation diversity of world Englishes from a speaker's self-centered viewpoint. O-COCOSDA (2014)
Shun Kasahara, S. Kitahara, Nobuaki Minematsu, Han-Ping Shen, Takehiko Makino, Daisuke Saito, K. Hiorse
Improved and robust prediction of pronunciation distance for individual-basis clustering of World Englishes pronunciation. ICASSP (2014)
Nobuaki Minematsu, Shun Kasahara, Takehiko Makino, Daisuke Saito, Keikichi Hirose
Speaker-basis Accent Clustering Using Invariant Structure Analysis and the Speech Accent Archive. Odyssey (2014)
Han-Ping Shen, Nobuaki Minematsu, Takehiko Makino, Steven H. Weinberger, Teeraphon Pongkittiphan, Chung-Hsien Wu
Speaker-based accented English clustering using a world English archive. SLaTE (2013)
Han-Ping Shen, Nobuaki Minematsu, Takehiko Makino, Steven H. Weinberger, Teeraphon Pongkittiphan, Chung-Hsien Wu
Automatic pronunciation clustering using a World English archive and pronunciation structure analysis. ASRU (2013)
Greg Short, Keikichi Hirose, Nobuaki Minematsu
Automatic recognition of vowel length in Japanese for a CALL system motivated by perceptual experiments. SLaTE (2013)
Yu Qiao, Dean Luo, Nobuaki Minematsu
Unsupervised optimal phoneme segmentation: theory and experimental evaluation. IET Signal Process. 7 (7) (2013)
Oraphan Krityakien, Keikichi Hirose, Nobuaki Minematsu
Generation of fundamental frequency contours for Thai speech synthesis using tone nucleus model. INTERSPEECH (2013)
Hiroko Hirano, Ibuki Nakamura, Nobuaki Minematsu, Masayuki Suzuki, Chieko Nakagawa, Noriko Nakamura, Yukinori Tagawa, Keikichi Hirose, Hiroya Hashimoto
OJAD: a free online accent and intonation dictionary for teachers and learners of Japanese. SLaTE (2013)
Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose
Failure transitions for joint n-gram models and G2p conversion. INTERSPEECH (2013)
Nguyen Duc Duy, Masayuki Suzuki, Nobuaki Minematsu, Keikichi Hirose
Artificial bandwidth extension based on regularized piecewise linear mapping with discriminative region weighting and long-Span features. INTERSPEECH (2013)
Chengshuo Wang, Masayuki Suzuki, Nobuaki Minematsu, Kyoko Sakuraba, Keikichi Hirose
Improved estimation of femininity using GMM supervectors and SVR for voice therapy of Gender Identity Disorder Clients. ICASSP (2013)
Masayuki Suzuki, Takuya Yoshioka, Shinji Watanabe, Nobuaki Minematsu, Keikichi Hirose
Feature Enhancement With Joint Use of Consecutive Corrupted and Noise Feature Vectors With Discriminative Region Weighting. IEEE Trans. Speech Audio Process. 21 (10) (2013)
Greg Short, Keikichi Hirose, Nobuaki Minematsu
Japanese lexical accent recognition for a CALL system by deriving classification equations with perceptual experiments. Speech Commun. 55 (10) (2013)
Hiroya Hashimoto, Keikichi Hirose, Nobuaki Minematsu
Context labels based on "bunsetsu" for HMM-based speech synthesis of Japanese. SSW (2013)
Nobuaki Minematsu, Yousuke Ozaki, Keikichi Hirose, Donna Erickson
Speaker-invariant and rhythm-sensitive representation of spoken words. APSIPA (2013)
Yosuke Kashiwagi, Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose
Discriminative piecewise linear transformation based on deep learning for noise robust automatic speech recognition. ASRU (2013)
Teeraphon Pongkittiphan, Nobuaki Minematsu, Takehiko Makino, Keikichi Hirose
Automatic detection of the words that will become unintelligible through Japanese accented pronunciation of English. SLaTE (2013)
Ibuki Nakamura, Nobuaki Minematsu, Masayuki Suzuki, Hiroko Hirano, Chieko Nakagawa, Noriko Nakamura, Yukinori Tagawa, Keikichi Hirose, Hiroya Hashimoto
Development of a web framework for teaching and learning Japanese prosody: OJAD (online Japanese accent dictionary). INTERSPEECH (2013)
Hiroko Hirano, Ibuki Nakamura, Nobuaki Minematsu, Masayuki Suzuki, Chieko Nakagawa, Noriko Nakamura, Yukinori Tagawa, Keikichi Hirose, Hiroya Hashimoto
A free online accent and intonation dictionary for teachers and learners of Japanese. INTERSPEECH (2013)
Yi Luan, Masayuki Suzuki, Yutaka Yamauchi, Nobuaki Minematsu, Shuhei Kato, Keikichi Hirose
Performance improvement of automatic pronunciation assessment in a noisy classroom. SLT (2012)
Nobuaki Minematsu, Shumpei Kobayashi, Shinya Shimizu, Keikichi Hirose
Improved Prediction of Japanese Word Accent Sandhi Using CRF. INTERSPEECH (2012)
Daisuke Saito, Shinji Watanabe, Atsushi Nakamura, Nobuaki Minematsu
Statistical Voice Conversion Based on Noisy Channel Model. IEEE Trans. Speech Audio Process. 20 (6) (2012)
Daisuke Saito, Nobuaki Minematsu, Keikichi Hirose
Effects of Speaker Adaptive Training on Tensor-based Arbitrary Speaker Conversion. INTERSPEECH (2012)
Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose
Dynamic Grammars with Lookahead Composition for WFST-based Speech Recognition. INTERSPEECH (2012)
Yosuke Kashiwagi, Masayuki Suzuki, Nobuaki Minematsu, Keikichi Hirose
Audio-visual feature integration based on piecewise linear transformation for noise robust automatic speech recognition. SLT (2012)
Tongmu Zhao, Akemi Hoshino, Masayuki Suzuki, Nobuaki Minematsu, Keikichi Hirose
Automatic Chinese pronunciation error detection using SVM trained with structural features. SLT (2012)
Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose, Chiori Hori, Hideki Kashioka, Paul R. Dixon
Improving WFST-based G2P Conversion with Alignment Constraints and RNNLM N-best Rescoring. INTERSPEECH (2012)
Hiroya Hashimoto, Keikichi Hirose, Nobuaki Minematsu
Improved Automatic Extraction of Generation Process Model Commands and Its use for Generating Fundamental Frequency Contours for Training HMM-based Speech Synthesis. INTERSPEECH (2012)
Masayuki Suzuki, Gakuto Kurata, Masafumi Nishimura, Nobuaki Minematsu
Discriminative Reranking for LVCSR Leveraging Invariant Structure. INTERSPEECH (2012)
Masayuki Suzuki, Takuya Yoshioka, Shinji Watanabe, Nobuaki Minematsu, Keikichi Hirose
MFCC enhancement using joint corrupted and noise feature space for highly non-stationary noise environments. ICASSP (2012)
Qinghua Sun, Keikichi Hirose, Nobuaki Minematsu
contours based on tone nucleus model and superpositional model. Speech Commun. 54 (8) (2012)
Josef R. Novak, Nobuaki Minematsu, Keikichi Hirose
WFST-Based Grapheme-to-Phoneme Conversion: Open Source tools for Alignment, Model-Building and Decoding. FSMNLP (2012)
Keigo Chijiiwa, Masayuki Suzuki, Nobuaki Minematsu, Keikichi Hirose
Unseen noise robust speech recognition using adaptive piecewise linear transformation. ICASSP (2012)

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Publication Activity (10 Years)

Top Topics

Top Venues

Nobuaki Minematsu