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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 17 of 17  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
SP, IPSJ-MUS, IPSJ-SLP [detail] 2022-06-17
13:00
Online Online A Study of Speech Recognition Result Correction Using BERT for Speech Translation
Tadashi Ogura, Masakiyo Fujimoto, Peng Shen, Xugang Lu, Hisashi Kawai (NICT) SP2022-4
Speech translation (ST) technology consists of automatic speech recognition (ASR) and machine translation technologies. ... [more] SP2022-4
pp.10-13
SP, IPSJ-SLP
(Joint)
2018-07-26
16:45
Shizuoka Sago-Royal-Hotel (Hamamatsu) Single channel noisy speech recognition based on combination of noisy speech and enhanced speech
Masakiyo Fujimoto, Hisashi Kawai (NICT) SP2018-19
In many cases, single channel speech enhancement seriously deteriorates speech recognition accuracy due to the influence... [more] SP2018-19
pp.15-20
SP, IPSJ-SLP
(Joint)
2017-07-27
16:45
Miyagi Akiu Resort Hotel Crescent Noise robust speech recognition based on factored deep convolutional neural networks
Masakiyo Fujimoto (NICT) SP2017-18
 [more] SP2017-18
pp.15-20
SP, IPSJ-SLP
(Joint)
2015-07-17
11:10
Nagano Katakura Suwako Hotel [Invited Talk] Aspects of feature extraction in DNN acoustic models
Takuya Yoshioka, Marc Delcroix, Masakiyo Fujimoto, Tomohiro Nakatani (NTT) SP2015-46
Since the advent of acoustic models based on deep neural networks (DNNs), a vast amount of efforts have been made to fur... [more] SP2015-46
pp.61-65
SP, IPSJ-MUS 2014-05-24
11:30
Tokyo   [研究紹介] A spectrogram-patch-input DNN model for detection and classification of acoustic events robust to speech overlapping scenarios
Miquel Espi, Masakiyo Fujimoto, Yotaro Kubo, Tomohiro Nakatani (NTT) SP2014-17
This paper presents an acoustic event detection and classification method that learns features from spectrogram patches ... [more] SP2014-17
pp.171-176
SP 2013-01-30
15:45
Kyoto Doshisha Univ. A Study on Speaker Recognition Based on Decomposition of Periodic and Aperiodic Components
Yuki Ishikawa, Masafumi Nishida (Doshisha Univ.), Masakiyo Fujimoto (NTT), Seiichi Yamamoto (Doshisha Univ.) SP2012-102
In conventional researches, mel-frequency cepstral coefficients (MFCC) are widely used for a feature parameter which app... [more] SP2012-102
pp.25-30
EA 2012-12-14
10:40
Tokyo National Institute of Informatics Under-Determined Audio Source Separation Based on MAP Spectral Estimation Using Log-Spectral Prior
Yasuaki Iwata (Nagoya Univ.), Tomohiro Nakatani, Masakiyo Fujimoto, Takuya Yoshioka (NTT CS Labs), Hirofumi Saito (Nagoya Univ.) EA2012-114
Assuming speech to be non-stationary Gaussian process, maximum likelihood spectral estimation has been studied as an eff... [more] EA2012-114
pp.29-34
SP, NLC, IPSJ-SLP [detail] 2011-12-20
09:00
Tokyo   Simultaneous application of speaker adaptation and noise mixture model estimation for noise suppression
Masakiyo Fujimoto, Shinji Watanabe, Tomohiro Nakatani (NTT) NLC2011-46 SP2011-91
In this paper, we propose a joint processing method for a model-based noise suppression that simultaneously achieves spe... [more] NLC2011-46 SP2011-91
pp.113-118
EA, SIP, SP 2011-05-12
10:50
Osaka Ritsumeikan Univ. A Robust On-line Estimation Method of Noise Mixture Model for Noise Suppression
Masakiyo Fujimoto, Tomohiro Nakatani, Shinji Watanabe (NTT) EA2011-2 SIP2011-2 SP2011-2
In this paper, we propose a robust on-line estimation method of noise mixture model for the statistical model-based nois... [more] EA2011-2 SIP2011-2 SP2011-2
pp.7-12
EA, SIP, SP 2011-05-12
15:00
Osaka Ritsumeikan Univ. [Invited Talk] Microphone array speech processing techniques for conversation scene analysis
Shoko Araki, Masakiyo Fujimoto, Takuya Yoshioka, Takaaki Hori, Tomohiro Nakatani (NTT) EA2011-15 SIP2011-15 SP2011-15
Recognition and understanding of conversation scenes has recently been tackled to achieve a variety of tasks such as aut... [more] EA2011-15 SIP2011-15 SP2011-15
pp.83-88
NLC, SP
(Joint) [detail]
2010-12-20
16:30
Tokyo National Olympics Memorial Youth Center Noise suppression method based on noise bias-residual decomposition and optimization
Masakiyo Fujimoto, Shinji Watanabe, Tomohiro Nakatani (NTT Corp.) NLC2010-18 SP2010-91
In this paper, we propose a non-stationary noise estimation method based on bias-residual component decomposition, and s... [more] NLC2010-18 SP2010-91
pp.43-48
SP 2010-06-17
14:00
Fukuoka Kyushu University [Tutorial Invited Lecture] The Fundamentals and Recent Progress of Voice Activity Detection
Masakiyo Fujimoto (NTT Corp.) SP2010-23
This paper describes the fundamentals and recent progress of voice activity detection (VAD).
First topics are explanati... [more]
SP2010-23
pp.7-12
SP, NLC 2008-12-09
10:50
Tokyo Waseda Univ. Noisy speech recognition using integrated method of statistical model-based voice activity detection and noise suppression
Masakiyo Fujimoto, Kentaro Ishizuka, Tomohiro Nakatani (NTT Corporation) NLC2008-26 SP2008-81
This paper addresses robust front-end processing for automatic speech recognition in noise. The proposed method integrat... [more] NLC2008-26 SP2008-81
pp.13-18
SP, NLC 2008-12-09
11:40
Tokyo Waseda Univ. Speaker diarization of multi-party conversations based on audio and visual information integration
Kentaro Ishizuka, Shoko Araki, Kazuhiro Otsuka, Masakiyo Fujimoto, Tomohiro Nakatani (NTT) NLC2008-28 SP2008-83
This paper proposes a speaker diarization method, which detects “who spoke when” in multi-party conversations, based on ... [more] NLC2008-28 SP2008-83
pp.25-30
PRMU, MVE 2008-11-27
11:40
Osaka Osaka Univ. A realtime Multimodal System toward Multiparty Conversation Scene Analysis -- Integrating Face Pose Tracking and Speaker Diarization using Multimodal Omnidirectional Sensors --
Kazuhiro Otsuka, Shoko Araki, Kentaro Ishizuka, Masakiyo Fujimoto, Junji Yamato (NTT) PRMU2008-119 MVE2008-68
 [more] PRMU2008-119 MVE2008-68
pp.55-62
EA 2008-07-18
14:45
Nara   Speaker diarization for meetings by integrating speech presence probability estimation and time-frequency domain direction of arrival estimation
Shoko Araki, Masakiyo Fujimoto, Kentaro Ishizuka, Tomohiro Nakatani, Hiroshi Sawada, Shoji Makino (NTT) EA2008-40
This paper presents a meeting diarization system that estimates who spoke when in a meeting. Our proposed system is real... [more] EA2008-40
pp.19-24
SP 2008-07-17
- 2008-07-19
Iwate Iwate Prefectural Univ. An evaluation and an examination of integration method of statistical model-based voice activity detection and noise suppression
Masakiyo Fujimoto, Kentaro Ishizuka, Tomohiro Nakatani (NTT CS Labs.) SP2008-45
This paper addresses robust front-end processing for automatic speech recognition (ASR) in noisy environments.
Usually... [more]
SP2008-45
pp.13-18
 Results 1 - 17 of 17  /   
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