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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, US (Joint) |
2014-01-28 15:45 |
Osaka | Kansai University, Centenary Memorial Hall | Study on speech recognition performance prediction using unsupervised measurement for speech quality evaluation based on higher-order statistics Yuka Hirano, Ryoichi Miyazaki, Hiroshi Saruwatari, Satoshi Nakamura (NAIST), Tomoya Takatani (TOYOTA)  EA2013-119 |
In this paper, a speech kurtosis ratio is introduced as a new unsupervised measurement of speech distortion in speech re... [more] | EA2013-119 pp.93-98 |
| EA | 2013-07-19 15:45 |
Hokkaido | Health Sci. Univ. of Hokkaido | Semi-Blind Optimization Scheme of Joint Suppression of Background Noise and Late Reverberation Fine D. Aprilyanti, Hiroshi Saruwatari, Kiyohiro Shikano, Satoshi Nakamura (NAIST), Tomoya Takatani (Toyota) EA2013-52 |
Recently, a method to jointly suppress diffuse background noise and late reverberation part of speech has been proposed,... [more] | EA2013-52 pp.111-116 |
| EA, SIP, SP | 2011-05-12 13:25 |
Osaka | Ritsumeikan Univ. | Unsupervised parameter identification of MMSE STSA estimator Ryo Wakisaka, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST), Tomoya Takatani (Toyota Motor) EA2011-8 SIP2011-8 SP2011-8 |
In this paper, to achieve high-quality speech enhancement, we introduce the generalized minimum mean-square error shor... [more] |
EA2011-8 SIP2011-8 SP2011-8 pp.43-48 |
| SP | 2011-01-27 15:45 |
Kyoto | NICT | Relation between musical noise generation in nonlinear signal processing and speech recognition performance Ryoichi Miyazaki, Takayuki Inoue, Nobuhisa Hirata, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST), Tomoya Takatani (TOYOTA) SP2010-106 |
In this paper, we discuss a relation between musical noise generation in nonlinear signal processing and speech recogni... [more] |
SP2010-106 pp.19-24 |
| EA | 2007-09-28 14:50 |
Nara | Nara Institute of Science and Technology | [Special Talk]
Blind source separation using single-input-muｌtiple-output-model-based independent component analysis and its application Tomoya Takatani (Toyota Motor Co.) EA2007-58 |
Blind source separation (BSS) technique using independent component analysis (ICA) for acoustic signals has been develop... [more] | EA2007-58 pp.19-24 |
| EA | 2006-12-15 14:00 |
Kyoto | NTT Communication Science Laboratories (Keihanna) | Blind source extraction method with permutation-robust structure Yu Takahashi, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
[more] | EA2006-94 pp.31-36 |
| EA | 2006-11-23 16:15 |
Fukuoka | Kyushu Univ. (Fukuoka) | Spatial subtraction array complete with internal robot noise reduction by using NAM microphone Naoya Tanaka, Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
[more] | EA2006-79 pp.55-60 |
| EA | 2006-07-14 13:30 |
Saitama | Pioneer Corporate Research and Development Laboratories | Multichannel Audio Signal Compressive Coding Method with Independent Component Analysis Tadashi Mihashi, Tomoya Takatani, Shigeki Miyabe, Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
In recent years, the use of multichannel audio contents is widely spreading. Consequently, the transmission quantity is ... [more] | EA2006-28 pp.21-26 |
| EA | 2006-06-23 14:30 |
Ibaraki | National Institute of Advanced Industrial Science and Technology | Noise reduction using spatial subtraction array based on independent component analysis Yu Takahashi, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
In this paper, we propose a new blind spatial subtraction array (BSSA) which contains an accurate noise estimator based ... [more] | EA2006-22 pp.13-18 |
| EA | 2006-04-21 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Subjective Evaluation of Multi-Channel Inverse Filter with Secondary Source Selection and Enhancement Masayuki Shimada, Shigeki Miyabe, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
In this paper, we propose a novel sound field reproduction system which can retain presentation of sound sources' direct... [more] | EA2006-4 pp.19-24 |
| EA | 2006-04-21 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Spoken Dialogue Interface Using Sound Field Control and Source Separation Shigeki Miyabe, Tomoya Takatani, Yoshimitsu Mori, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST), Yosuke Tatekura (Shizuoka Univ.) |
For a robust automatic speech recognition of a hands-free spoken dialogue system without double-talk detection, we have ... [more] | EA2006-5 pp.25-30 |
| EA, US (Joint) |
2006-01-27 14:10 |
Kyoto | Overdetermined blind separation of acoustic signals using SIMO-model-based ICA and adaptive beamforming Kazuyuki Hayashi, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
[more] | EA2005-101 pp.31-36 |
|
| EA, US (Joint) |
2006-01-27 14:40 |
Kyoto | Low Distortion Blind Source Separation Combining SIMO-ICA and SIMO-Model-Based Binary Mask Processing Yoshimitsu Mori, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST), Takashi Hiekata, Takashi Morita (Kobe Steel) |
[more] | EA2005-102 pp.37-42 |
|
| EA | 2005-07-22 14:30 |
Hyogo | Robust Sound Field Reproduction against User's Move Based on Multi-Channel Inverse Filtering with Secondary Source Selection and Enhancement Masayuki Shimada, Shigeki Miyabe, Tomoya Takatani, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
We propose a new sound field reproduction system, where the system can give the accurate sound image of the observed sig... [more] | EA2005-27 pp.13-18 |
|
| EA | 2004-12-10 16:20 |
Tokyo | Blind source separation combining SIMO-model-based ICA and binary mask processing Yoshimitsu Mori, Tomoya Takatani, Satoshi Ukai, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST), Takashi Hiekata, Takashi Morita (Kobe Steel) |
[more] | EA2004-115 pp.71-76 |
|
| EA | Miyagi | High-Convergence Algorithm Combining SIMO-ICA and DOA Estimation for Blind Binaural Signal Separation Tomoya Takatani, Tsuyoki Nishikawa, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) |
[more] | EA2004-43 pp.31-36 |
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