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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SP, IPSJ-MUS | 2014-05-24 11:30 |
Tokyo | Acquisition and retention of perceptual cue for size judgment using whispered speech Koudai Yamamoto, Toshio Irino, Ryuichi Nisimura, Hideki Kawahara (Wakayama Univ.)  SP2014-25 |
We have suggested that the auditory system can extract and separate information about vocal tract shape from information... [more] | SP2014-25 pp.237-242 |
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| SP, IPSJ-MUS | 2014-05-25 11:30 |
Tokyo | Design of voice-enabled web test system for eliminating users' impatience Chihiro Tafuji, Ryuichi Nisimura, Hideki Kawahara, Toshio Irino (Wakayama Univ.) SP2014-33 |
[more] | SP2014-33 pp.337-342 |
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| SP | 2014-01-24 14:00 |
Aichi | Meijo Univ. | Contributing factors in preference judgement in read sentences using morphing of individual attributes Shoki Yoshimoto, Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ) SP2013-104 |
A new research strategy based on a recently proposed morphing algorithm, time varying multi-aspect N-way speech morphing... [more] | SP2013-104 pp.49-54 |
| SP, JSAI-SLUD (Joint) |
2013-09-18 16:20 |
Chiba | Chiba Univ. | An analysis of the relationship between prosodic information, head motion, and estimated emotional state in explanatory dialogue Miyuki Yagi, Reiko Morita, Masato Nakai, Ryuichi Nisimura, Hideki Kawahara, Toshio Irino (Wakayama Univ.) SP2013-67 |
[more] | SP2013-67 pp.15-20 |
| EA | 2013-07-18 11:00 |
Hokkaido | Health Sci. Univ. of Hokkaido | Frequency-proportional dilation and compression in singing voice spectra and contributing factors Makoto Sakaguchi, Mayuko Kobayashi, Toshio Irino, Ryuichi Nisimura, Hideki Kawahara (Wakayama Univ.) EA2013-35 |
A new estimation method of relative vocal tract length was proposed based on short time Fourier analysis and demonstrate... [more] | EA2013-35 pp.9-14 |
| EA | 2012-07-19 13:30 |
Hokkaido | Health Sci. Univ. of Hokkaido | A stable representation of group delay for periodic signals Hideki Kawahara (Wakayama Univ.), Masanori Morise (Ritsumei. Univ.), Ryuichi Nisimura, Toshio Irino (Wakayama Univ.) EA2012-45 |
Instantaneous frequency and group delay, which are defined as the temporal derivative and the frequency derivative of ph... [more] | EA2012-45 pp.1-6 |
| EA | 2011-08-10 13:30 |
Miyagi | RIEC, Tohoku Univ. | An excitation structure extraction for voiced sounds with multiple periodicity and its application to pathological voices Yoshika Wada (Wakayama Univ.), Masanori Morise (Ritsumeikan Univ.), Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) EA2011-63 |
[more] | EA2011-63 pp.81-86 |
| EA | 2011-08-10 14:00 |
Miyagi | RIEC, Tohoku Univ. | Cross synthesis vocoder that preserves both speech intelligibility and instruments' timbre Taiki Nishi, Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) EA2011-64 |
TANDEM-STRAIGHT, an F0-adaptive spectral envelope extraction procedure was applied to cross synthesis VOCODER, which sy... [more] |
EA2011-64 pp.87-92 |
| SP | 2011-07-22 09:00 |
Hokkaido | Jozankei Grand Hotel | Estimation of vocal tract length ratio using auditory filterbank Erika Okamoto, Toshio Irino, Ryuichi Nisimura, Hideki Kawahara (Wakayama Univ.) SP2011-43 |
Vocal tract length normalization(VTLN) is an important issue in speech applications, such as automatic speech recognitio... [more] | SP2011-43 pp.11-16 |
| SP | 2010-11-18 14:00 |
Aichi | Aichi Prefectural Univ. | [Invited Talk]
Speech signal decomposition based on auditory information representations
-- How to represent deviations from periodicity -- Hideki Kawahara (Wakayama Univ.) SP2010-73 |
Persistent effort for aiming reconstruction of speech processing technologies based on perceptually relevant auditory re... [more] | SP2010-73 pp.23-28 |
| SP | 2010-11-18 17:00 |
Aichi | Aichi Prefectural Univ. | Temporally static representation of phase related quantity for periodic signals Hideki Kawahara (Wakayama Univ.), Masanori Morise (Ritsumeikan Univ.), Toshio Irino (Wakayama Univ.) SP2010-77 |
An averaged power spectrum, which is calculated from two power spectra using two time windows a half pitch-period apart,... [more] | SP2010-77 pp.47-51 |
| SP | 2010-07-22 13:30 |
Miyagi | Ryokusui-tei (Sendai) | A study of relationship between speaker identification and acoustic features using perceptual similarity of imitated voice Mari Tanaka (Waseda Univ.), Hideki Kawahara (Wakayama Univ.), Shigeo Morishima (Waseda Univ.) SP2010-35 |
Physical correlates of perceived personal identity are investigated using imitated 16 utterances spoken by 11 mimicry ... [more] |
SP2010-35 pp.1-5 |
| EA | 2010-06-11 15:00 |
Hokkaido | Health Sci. Univ. of Hokkaido | Optimization of excitation structure extraction based on objective evaluation using speech-like test signals Yoshika Wada, Hanae Itagaki (Wakayama Univ.), Masanori Morise (Ritsumeikan Univ.), Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) EA2010-35 |
Investigations on analysis and synthesis of expressive voice, such as ``husky'' and ``hoarse'' voices, which are typical... [more] | EA2010-35 pp.77-82 |
| EA | 2010-06-11 15:30 |
Hokkaido | Health Sci. Univ. of Hokkaido | Relevant Frequency band for vocal tract length normalization based on spectral distance Erika Okamoto, Yoshiki Asaka, Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) EA2010-36 |
Normalization of speaker dependent spectral differences is an important issue in speech applications, such as automatic ... [more] | EA2010-36 pp.83-88 |
| SP | 2010-03-05 15:15 |
Tokyo | Shibaura Inst. of Tech. (Toyosu Campus) | Representation and estimation of aperiodic component in voiced sounds for high-quality speech analysis and synthesis systems Hideki Kawahara (Wakayama Univ.), Masanori Morise (Ritsumei. Univ.), Toru Takahashi (Kyoto Univ.), Hideki Banno (Meijo Univ.), Ryuichi Nisimura, Toshio Irino (Wakayama Univ.) SP2009-165 |
Mixed-mode excitation is crucially important and effective for high-quality speech analysis, modification and resynthesi... [more] | SP2009-165 pp.99-104 |
| EA | 2009-06-26 10:00 |
Hokkaido | Non-linguistic subjective evaluation of timbre based on audio-visual integration Saori Nishida (Wakayama Univ.), Masanori Morise (Ritsumeikan Univ.), Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) EA2009-26 |
Perceptually relevant representations of timbre using two dimensional shapes are investigated aiming at establishing a f... [more] | EA2009-26 pp.49-54 |
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| EA | 2009-06-26 13:00 |
Hokkaido | Simultaneous fitting to notched noise and compression data using the compressive gammachirp auditory filter Toshio Irino (Wakayama Univ.), Hiroki Takahashi (Nissay Info. Tech.), Hideki Kawahara (Wakayama Univ.), Roy D. Patterson (Univ. of Cambridge.) EA2009-29 |
It is important to estimate precisely the frequency selectivity (filter shape) and the compression characteristics of th... [more] | EA2009-29 pp.67-72 |
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| EA | 2009-06-26 15:15 |
Hokkaido | Representation of repetitive structures in speech and its application to F0 and aperiodicity extraction Hanae Itagaki (Wakayama Univ.), Masanori Morise (Ritsumei. Univ.), Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) EA2009-33 |
A bottom up procedure for extracting repetitive structures in speech sounds is proposed based on atemporally stable repr... [more] | EA2009-33 pp.91-96 |
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| SP | 2009-06-25 10:45 |
Hokkaido | Clark Memorial Hall, Hokkaido Univ. | Effects of spectral envelope representations on resynthesized speech quality Hayato Akagiri, Noboru Onishi (Wakayama Univ.), Masanori Morise (Ritsumeikan Univ.), Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) SP2009-34 |
A speech analysis, modification and synthesis method TANDEM-STRAIGHT consists of two key components; a) temporally inde... [more] |
SP2009-34 pp.63-68 |
| SP | 2009-06-25 11:15 |
Hokkaido | Clark Memorial Hall, Hokkaido Univ. | Sound quality improvement based on vocal tract length normalization in simplified speech morphing Yoshiki Asaka, Saori Nishida, Hayato Akagiri, Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ) SP2009-35 |
Need of careful manual placement of anchoring points is the major obstacle for application of current speech morphing ba... [more] | SP2009-35 pp.69-74 |
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