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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SP, IPSJ-MUS, IPSJ-SLP [detail] | 2023-06-24 13:50 |
Tokyo | (Primary: On-site, Secondary: Online) |
Evaluation of multi-speaker text-to-speech synthesis using a corpus for speech recognition with x-vectors for various speech styles Koki Hida (Wakayama Univ/NICT), Takuma Okamoto (NICT), Ryuichi Nisimura (Wakayama Univ), Yamato Ohtani (NICT), Tomoki Toda (Nagoya Univ/NICT), Hisashi Kawai (NICT)  SP2023-25 |
We have implemented multi-speaker end-to-end text-to-speech synthesis based on JETS using x-vectors as speaker embedding... [more] | SP2023-25 pp.125-130 |
| WIT, SP | 2018-10-27 16:50 |
Fukuoka | Kyushu Institute of Technology(Kitakyushu) | Implementation of hearing impairment simulator based on the gammachirp auditory filterbank and its educational application Toshie Matsui (TUT), Hideki Banno (Meijo Univ.), Ryuichi Nisimura, Toshio Irino (Wakayama Univ.) SP2018-38 WIT2018-26 |
We have developed and improved a hearing impairment (HI) simulator that allows normal hearing people to experience diffi... [more] | SP2018-38 WIT2018-26 pp.31-36 |
| HCS, HIP, HI-SIGCOASTER [detail] | 2017-05-17 14:25 |
Okinawa | Okinawa Industry Support Center | Hearing impairment simulator for training course of speech therapists and development of its web application Maya Yonemitsu, Toshio Irino, Toshie Matsui, Ryuichi Nisimura (Wakayama Univ.), Michiko Hashi, Jun Hasegawa (P.U.Hiroshima) HCS2017-42 HIP2017-42 |
We have developed an hearing impairment simulator (HI simulator) which provides an opportunity for a normal-hearing list... [more] | HCS2017-42 HIP2017-42 pp.277-282 |
| SIP, EA, SP | 2015-03-03 15:05 |
Okinawa | Statistical modeling of an F0 estimation method based on higher-order waveform symmetry and its application to filled pause analysis Hideki Kawahara, Ryuichi Nisimura, Toshio Irino (Wakayama Univ.) EA2014-127 SIP2014-168 SP2014-190 |
A robust method for tacking F0 trajectory as an initial estimate followed by a refinement procedure which is base on a t... [more] | EA2014-127 SIP2014-168 SP2014-190 pp.307-312 |
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| SP, ASJ-H | 2014-10-23 14:00 |
Wakayama | Nanki Shirahama Onsen Hotel Seamore | Pre-processing for vocal tract area function estimation using linear prediction analysis Kinuyo Isa, Shoki Yoshimoto, Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) SP2014-79 |
Estimaiton of vocal tract area function based on linear predictive analysis suffers from biasing factors such as glottal... [more] | SP2014-79 pp.27-28 |
| SP, ASJ-H | 2014-10-23 14:00 |
Wakayama | Nanki Shirahama Onsen Hotel Seamore | Investigations on estimated vocal tract area functions of growl-like singing voices Shohei Mizobuchi, Kinuyo Isa, Ryuichi Nisimura, Toshio Irino, Hideki Kawahara (Wakayama Univ.) SP2014-80 |
Behavior of vocal tract area functions estimated from growl-like singing voices was investigated to introduce a simple m... [more] | SP2014-80 pp.29-30 |
| SP, IPSJ-MUS | 2014-05-24 11:30 |
Tokyo | ROCKON:Environmental sound collection and recognition system using smartphones Minori Matsuyama, Takahiko Tsuda, Ryuichi Nisimura, Hideki Kawahara (Wakayama Univ), Junnosuke Yamada (NTT), Toshio Irino (Wakayama Univ) SP2014-19 |
[more] | SP2014-19 pp.181-186 |
|
| 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 |
|
| 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 |
|
| 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 |
| PRMU, SP | 2012-02-09 16:30 |
Miyagi | [Poster Presentation]
An Analysis of Foreign Student Utterances for Computerized Japanese Speaking Test Web System Risa Kurihara (Wakayama Univ.), Kenkichi Ishizuka (Univ. of Tsukuba), Ryuichi Nisimura (Wakayama Univ.), Takahiro Shinozaki (Chiba Univ.), Takeshi Yamada, Shingo Imai (Univ. of Tsukuba) PRMU2011-219 SP2011-134 |
We are developing a computerized Japanese speaking test system, which are implemented using web protocols of the Interne... [more] | PRMU2011-219 SP2011-134 pp.141-142 |
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| 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 |
| 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 |
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