Noisy speech recognition using noise reduction method based on Kalman filter. - Masakiyo Fujimoto; Yasuo Ariki (ICASSP, 2000)

Continuous speech recognition under non-stationary musical environments based on speech state transition model. - Masakiyo Fujimoto; Yasuo Ariki (ICASSP, 2001)

Speech recognition under musical environments using kalman filter and iterative MLLR adaptation. - Masakiyo Fujimoto; Yasuo Ariki (INTERSPEECH, 2001)

Noise robust hands-free speech recognition using microphone array and Kalman filter as front-end system of conversational TV. - Masakiyo Fujimoto; Yasuo Ariki (IEEE Workshop on Multimedia Signal Processing, 2002)

Evaluation of noisy speech recognition based on noise reduction and acoustic model adaptation on the Aurora2 tasks. - Masakiyo Fujimoto; Yasuo Ariki (INTERSPEECH, 2002)

Live speech recognition in sports games by adaptation of acoustic model and language model. - Yasuo Ariki; Takeru Shigemori; Tsuyoshi Kaneko; Jun Ogata; Masakiyo Fujimoto (INTERSPEECH, 2003)

Combination of temporal domain SVD based speech enhancement and GMM based speech estimation for ASR in noise - evaluation on the AURORA2 task -. - Masakiyo Fujimoto; Yasuo Ariki (INTERSPEECH, 2003)

Integration of noise reduction algorithms for Aurora2 task. - Takeshi Yamada; Jiro Okada; Kazuya Takeda; Norihide Kitaoka; Masakiyo Fujimoto; Shingo Kuroiwa; Kazumasa Yamamoto; Takanobu Nishiura; Mitsunori Mizumachi; Satoshi Nakamura 001 (INTERSPEECH, 2003)

Robust speech recognition in additive and channel noise environments using GMM and EM algorithm. - Masakiyo Fujimoto; Yasuo Ariki (ICASSP (1), 2004)

Speech recognition in a noisy environment using a speech signal estimation method based on the Kalman filter. - Masakiyo Fujimoto; Yasuo Ariki (Syst. Comput. Jpn., 2004)

Particle Filter Based Non-Stationary Noise Tracking for Robust Speech Recognition. - Masakiyo Fujimoto; Satoshi Nakamura 001 (ICASSP (1), 2005)

CENSREC-3: Data Collection for In-Car Speech Recognition and Its Common Evaluation Framework. - Masakiyo Fujimoto; Satoshi Nakamura 001; Toshiki Endo; Kazuya Takeda; Chiyomi Miyajima; Shingo Kuroiwa; Takeshi Yamada; Norihide Kitaoka; Kazumasa Yamamoto; Mitsunori Mizumachi; Takanobu Nishiura; Akira Sasou (ICDE Workshops, 2005)

AURORA-2J: An Evaluation Framework for Japanese Noisy Speech Recognition. - Satoshi Nakamura 001; Kazuya Takeda; Kazumasa Yamamoto; Takeshi Yamada; Shingo Kuroiwa; Norihide Kitaoka; Takanobu Nishiura; Akira Sasou; Mitsunori Mizumachi; Chiyomi Miyajima; Masakiyo Fujimoto; Toshiki Endo (IEICE Trans. Inf. Syst., 2005)

Recognition of speech from live sports coverage using acoustic and language model adaptation. - Yasuo Ariki; Jun Ogata; Masakiyo Fujimoto; Kiyoshi Tsukada (Syst. Comput. Jpn., 2005)

Sequential Non-Stationary Noise Tracking Using Particle Filtering with Switching Dynamical System. - Masakiyo Fujimoto; Satoshi Nakamura 001 (ICASSP (1), 2006)

CENSREC2: corpus and evaluation environments for in car continuous digit speech recognition. - Satoshi Nakamura 001; Masakiyo Fujimoto; Kazuya Takeda (INTERSPEECH, 2006)

A Non-stationary Noise Suppression Method Based on Particle Filtering and Polyak Averaging. - Masakiyo Fujimoto; Satoshi Nakamura 001 (IEICE Trans. Inf. Syst., 2006)

CENSREC-3: An Evaluation Framework for Japanese Speech Recognition in Real Car-Driving Environments. - Masakiyo Fujimoto; Kazuya Takeda; Satoshi Nakamura 001 (IEICE Trans. Inf. Syst., 2006)

Development of VAD evaluation framework CENSREC-1-C and investigation of relationship between VAD and speech recognition performance. - Norihide Kitaoka; Kazumasa Yamamoto; Tomohiro Kusamizu; Seiichi Nakagawa; Takeshi Yamada; Satoru Tsuge; Chiyomi Miyajima; Takanobu Nishiura; Masato Nakayama; Yuki Denda; Masakiyo Fujimoto; Tetsuya Takiguchi; et al. (ASRU, 2007)

Noise Robust Voice Activity Detection Based on Statistical Model and Parallel Non-Linear Kalman Filtering. - Masakiyo Fujimoto; Kentaro Ishizuka; Hiroko Kato Solvang (ICASSP (4), 2007)

Two-Microphone Voice Activity Detection Based on the Homogeneity of the Direction of Arrival Estimates. - Juan E. Rubio; Kentaro Ishizuka; Hiroshi Sawada; Shoko Araki; Tomohiro Nakatani; Masakiyo Fujimoto (ICASSP (4), 2007)

Noise robust front-end processing with voice activity detection based on periodic to aperiodic component ratio. - Kentaro Ishizuka; Tomohiro Nakatani; Masakiyo Fujimoto; Noboru Miyazaki (INTERSPEECH, 2007)

Combination of GMM-based speech estimation method and temporal domain SVD-based speech enhancement for noise robust speech recognition. - Masakiyo Fujimoto; Yasuo Ariki (Syst. Comput. Jpn., 2007)

Speaker indexing and speech enhancement in real meetings / conversations. - Shoko Araki; Masakiyo Fujimoto; Kentaro Ishizuka; Hiroshi Sawada; Shoji Makino (ICASSP, 2008)

A voice activity detection based on the adaptive integration of multiple speech features and a signal decision scheme. - Masakiyo Fujimoto; Kentaro Ishizuka; Tomohiro Nakatani (ICASSP, 2008)

A realtime multimodal system for analyzing group meetings by combining face pose tracking and speaker diarization. - Kazuhiro Otsuka; Shoko Araki; Kentaro Ishizuka; Masakiyo Fujimoto; Martin Heinrich; Junji Yamato (ICMI, 2008)

Study of integration of statistical model-based voice activity detection and noise suppression. - Masakiyo Fujimoto; Kentaro Ishizuka; Tomohiro Nakatani (INTERSPEECH, 2008)

CENSREC-4: development of evaluation framework for distant-talking speech recognition under reverberant environments. - Masato Nakayama; Takanobu Nishiura; Yuki Denda; Norihide Kitaoka; Kazumasa Yamamoto; Takeshi Yamada; Satoru Tsuge; Chiyomi Miyajima; Masakiyo Fujimoto; Tetsuya Takiguchi; Satoshi Tamura; Tetsuji Ogawa; et al. (INTERSPEECH, 2008)

Evaluation Framework for Distant-talking Speech Recognition under Reverberant Environments: newest Part of the CENSREC Series -. - Takanobu Nishiura; Masato Nakayama; Yuki Denda; Norihide Kitaoka; Kazumasa Yamamoto; Takeshi Yamada; Satoru Tsuge; Chiyomi Miyajima; Masakiyo Fujimoto; Tetsuya Takiguchi; Satoshi Tamura; Shingo Kuroiwa; et al. (LREC, 2008)

Noise Robust Voice Activity Detection Based on Switching Kalman Filter. - Masakiyo Fujimoto; Kentaro Ishizuka (IEICE Trans. Inf. Syst., 2008)

Voice activity detection based on adjustable linear prediction and GARCH models. - Hiroko Kato Solvang; Kentaro Ishizuka; Masakiyo Fujimoto (Speech Commun., 2008)

A speaker diarization method based on the probabilistic fusion of audio-visual location information. - Kentaro Ishizuka; Shoko Araki; Kazuhiro Otsuka; Tomohiro Nakatani; Masakiyo Fujimoto (ICMI, 2009)

Realtime meeting analysis and 3D meeting viewer based on omnidirectional multimodal sensors. - Kazuhiro Otsuka; Shoko Araki; Dan Mikami; Kentaro Ishizuka; Masakiyo Fujimoto; Junji Yamato (ICMI, 2009)

A study of mutual front-end processing method based on statistical model for noise robust speech recognition. - Masakiyo Fujimoto; Kentaro Ishizuka; Tomohiro Nakatani (INTERSPEECH, 2009)

CENSREC-1-AV: an audio-visual corpus for noisy bimodal speech recognition. - Satoshi Tamura; Chiyomi Miyajima; Norihide Kitaoka; Takeshi Yamada; Satoru Tsuge; Tetsuya Takiguchi; Kazumasa Yamamoto; Takanobu Nishiura; Masato Nakayama; Yuki Denda; Masakiyo Fujimoto; Shigeki Matsuda; et al. (AVSP, 2010)

Voice activity detection using frame-wise model re-estimation method based on Gaussian pruning with weight normalization. - Masakiyo Fujimoto; Shinji Watanabe 001; Tomohiro Nakatani (INTERSPEECH, 2010)

Multichannel source separation based on source location cue with log-spectral shaping by hidden Markov source model. - Tomohiro Nakatani; Shoko Araki; Takuya Yoshioka; Masakiyo Fujimoto (INTERSPEECH, 2010)

Real-time meeting recognition and understanding using distant microphones and omni-directional camera. - Takaaki Hori; Shoko Araki; Takuya Yoshioka; Masakiyo Fujimoto; Shinji Watanabe 001; Takanobu Oba; Atsunori Ogawa; Kazuhiro Otsuka; Dan Mikami; Keisuke Kinoshita; Tomohiro Nakatani; Atsushi Nakamura; et al. (SLT, 2010)

Noise robust voice activity detection based on periodic to aperiodic component ratio. - Kentaro Ishizuka; Tomohiro Nakatani; Masakiyo Fujimoto; Noboru Miyazaki (Speech Commun., 2010)

Non-stationary noise estimation method based on bias-residual component decomposition for robust speech recognition. - Masakiyo Fujimoto; Shinji Watanabe 001; Tomohiro Nakatani (ICASSP, 2011)

Joint unsupervised learning of hidden Markov source models and source location models for multichannel source separation. - Tomohiro Nakatani; Shoko Araki; Takuya Yoshioka; Masakiyo Fujimoto (ICASSP, 2011)

A Robust Estimation Method of Noise Mixture Model for Noise Suppression. - Masakiyo Fujimoto; Shinji Watanabe 001; Tomohiro Nakatani (INTERSPEECH, 2011)

Reduction of Highly Nonstationary Ambient Noise by Integrating Spectral and Locational Characteristics of Speech and Noise for Robust ASR. - Tomohiro Nakatani; Shoko Araki; Marc Delcroix; Takuya Yoshioka; Masakiyo Fujimoto (INTERSPEECH, 2011)

A tandem connectionist model using combination of multi-scale spectro-temporal features for acoustic event detection. - Miquel Espi; Masakiyo Fujimoto; Daisuke Saito; Nobutaka Ono; Shigeki Sagayama (ICASSP, 2012)

Noise suppression with unsupervised joint speaker adaptation and noise mixture model estimation. - Masakiyo Fujimoto; Shinji Watanabe 001; Tomohiro Nakatani (ICASSP, 2012)

LogMax observation model with MFCC-based spectral prior for reduction of highly nonstationary ambient noise. - Tomohiro Nakatani; Takuya Yoshioka; Shoko Araki; Marc Delcroix; Masakiyo Fujimoto (ICASSP, 2012)

Speaker Adaptation Using Variational Bayesian Linear Regression in Normalized Feature Space. - Seong-Jun Hahm; Atsunori Ogawa; Masakiyo Fujimoto; Takaaki Hori; Atsushi Nakamura (INTERSPEECH, 2012)

Frame-wise model re-estimation method based on Gaussian pruning with weight normalization for noise robust voice activity detection. - Masakiyo Fujimoto; Shinji Watanabe 001; Tomohiro Nakatani (Speech Commun., 2012)

Low-Latency Real-Time Meeting Recognition and Understanding Using Distant Microphones and Omni-Directional Camera. - Takaaki Hori; Shoko Araki; Takuya Yoshioka; Masakiyo Fujimoto; Shinji Watanabe 001; Takanobu Oba; Atsunori Ogawa; Kazuhiro Otsuka; Dan Mikami; Keisuke Kinoshita; Tomohiro Nakatani; Atsushi Nakamura; et al. (IEEE Trans. Speech Audio Process., 2012)

Feature space variational Bayesian linear regression and its combination with model space VBLR. - Seong-Jun Hahm; Atsunori Ogawa; Marc Delcroix; Masakiyo Fujimoto; Takaaki Hori; Atsushi Nakamura (ICASSP, 2013)

Model-based noise suppression using unsupervised estimation of hidden Markov model for non-stationary noise. - Masakiyo Fujimoto; Tomohiro Nakatani (INTERSPEECH, 2013)

Speech recognition in living rooms: Integrated speech enhancement and recognition system based on spatial, spectral and temporal modeling of sounds. - Marc Delcroix; Keisuke Kinoshita; Tomohiro Nakatani; Shoko Araki; Atsunori Ogawa; Takaaki Hori; Shinji Watanabe 001; Masakiyo Fujimoto; Takuya Yoshioka; Takanobu Oba; Yotaro Kubo; Mehrez Souden; et al. (Comput. Speech Lang., 2013)

Prior-shared feature and model space speaker adaptation by consistently employing map estimation. - Seong-Jun Hahm; Shinji Watanabe 001; Atsunori Ogawa; Masakiyo Fujimoto; Takaaki Hori; Atsushi Nakamura (Speech Commun., 2013)

Dominance Based Integration of Spatial and Spectral Features for Speech Enhancement. - Tomohiro Nakatani; Shoko Araki; Takuya Yoshioka; Marc Delcroix; Masakiyo Fujimoto (IEEE ACM Trans. Audio Speech Lang. Process., 2013)

Defeating reverberation: Advanced dereverberation and recognition techniques for hands-free speech recognition. - Marc Delcroix; Takuya Yoshioka; Atsunori Ogawa; Yotaro Kubo; Masakiyo Fujimoto; Nobutaka Ito; Keisuke Kinoshita; Miquel Espi; Shoko Araki; Takaaki Hori; Tomohiro Nakatani (GlobalSIP, 2014)

Spectrogram patch based acoustic event detection and classification in speech overlapping conditions. - Miquel Espi; Masakiyo Fujimoto; Yotaro Kubo; Tomohiro Nakatani (HSCMA, 2014)

Unsupervised non-parametric Bayesian modeling of non-stationary noise for model-based noise suppression. - Masakiyo Fujimoto; Yotaro Kubo; Tomohiro Nakatani (ICASSP, 2014)

The NTT CHiME-3 system: Advances in speech enhancement and recognition for mobile multi-microphone devices. - Takuya Yoshioka; Nobutaka Ito; Marc Delcroix; Atsunori Ogawa; Keisuke Kinoshita; Masakiyo Fujimoto; Chengzhu Yu; Wojciech J. Fabian; Miquel Espi; Takuya Higuchi; Shoko Araki; Tomohiro Nakatani (ASRU, 2015)

Exploring multi-channel features for denoising-autoencoder-based speech enhancement. - Shoko Araki; Tomoki Hayashi; Marc Delcroix; Masakiyo Fujimoto; Kazuya Takeda; Tomohiro Nakatani (ICASSP, 2015)

Feature enhancement based on generative-discriminative hybrid approach with gmms and DNNS for noise robust speech recognition. - Masakiyo Fujimoto; Tomohiro Nakatani (ICASSP, 2015)

Feature extraction strategies in deep learning based acoustic event detection. - Miquel Espi; Masakiyo Fujimoto; Keisuke Kinoshita; Tomohiro Nakatani (INTERSPEECH, 2015)

Exploiting spectro-temporal locality in deep learning based acoustic event detection. - Miquel Espi; Masakiyo Fujimoto; Keisuke Kinoshita; Tomohiro Nakatani (EURASIP J. Audio Speech Music. Process., 2015)

Strategies for distant speech recognitionin reverberant environments. - Marc Delcroix; Takuya Yoshioka; Atsunori Ogawa; Yotaro Kubo; Masakiyo Fujimoto; Nobutaka Ito; Keisuke Kinoshita; Miquel Espi; Shoko Araki; Takaaki Hori; Tomohiro Nakatani (EURASIP J. Adv. Signal Process., 2015)

Acoustic Event Detection in Speech Overlapping Scenarios Based on High-Resolution Spectral Input and Deep Learning. - Miquel Espi; Masakiyo Fujimoto; Tomohiro Nakatani (IEICE Trans. Inf. Syst., 2015)

Multi-pass feature enhancement based on generative-discriminative hybrid approach for noise robust speech recognition. - Masakiyo Fujimoto; Tomohiro Nakatani (ICASSP, 2016)

Real-time integration of statistical model-based speech enhancement with unsupervised noise PSD estimation using microphone array. - Tomoko Kawase; Kenta Niwa; Masakiyo Fujimoto; Noriyoshi Kamado; Kazunori Kobayashi; Shoko Araki; Tomohiro Nakatani (ICASSP, 2016)

A generative-discriminative hybrid approach to multi-channel noise reduction for robust automatic speech recognition. - Hendrik Meutzner; Shoko Araki; Masakiyo Fujimoto; Tomohiro Nakatani (ICASSP, 2016)

Multichannel Speech Enhancement Approaches to DNN-Based Far-Field Speech Recognition. - Marc Delcroix; Takuya Yoshioka; Nobutaka Ito; Atsunori Ogawa; Keisuke Kinoshita; Masakiyo Fujimoto; Takuya Higuchi; Shoko Araki; Tomohiro Nakatani (New Era for Robust Speech Recognition, Exploiting Deep Learning, 2017)

Factored Deep Convolutional Neural Networks for Noise Robust Speech Recognition. - Masakiyo Fujimoto (INTERSPEECH, 2017)

Integration of Spatial Cue-Based Noise Reduction and Speech Model-Based Source Restoration for Real Time Speech Enhancement. - Tomoko Kawase; Kenta Niwa; Masakiyo Fujimoto; Kazunori Kobayashi; Shoko Araki; Tomohiro Nakatani (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Comparative Evaluations of Various Factored Deep Convolutional Rnn Architectures for Noise Robust Speech Recognition. - Masakiyo Fujimoto; Hisashi Kawai (ICASSP, 2018)

One-Pass Single-Channel Noisy Speech Recognition Using a Combination of Noisy and Enhanced Features. - Masakiyo Fujimoto; Hisashi Kawai (INTERSPEECH, 2019)

Automatic Speech Recognition. - Xugang Lu; Sheng Li 010; Masakiyo Fujimoto (Speech-to-Speech Translation, 2020)

Noise Robust Acoustic Modeling for Single-Channel Speech Recognition Based on a Stream-Wise Transformer Architecture. - Masakiyo Fujimoto; Hisashi Kawai (Interspeech, 2021)