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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA | 2018-12-14 10:30 |
Fukuoka | kyushu Univ. | Bayesian Filter for Sound Environment by Considering Additive Property of Energy Variable and Fuzzy Observation in Decibel Scale
-- Introduction of Fuzzy Moments -- Akira Ikuta, Hisako Orimoto (Prefectural Univ. Hiroshima)  EA2018-89 |
In the measurement and evaluation of actual random signal in a sound environment, the observed data often contain the fu... [more] | EA2018-89 pp.51-58 |
| EA | 2018-02-15 16:15 |
Hiroshima | Pref. Univ. Hiroshima | [Invited Talk]
Signal Processing for Sound Environment System with Non-Gaussian, Nonlinear and Nonstationary Properties
-- My forty-year history at a slow pace -- Akira Ikuta (Prefectural Univ. Hiroshima) EA2017-96 |
In the actual sound environment system, a specific signal shows various types of probability distribution, and the obser... [more] | EA2017-96 p.19 |
| SDM, EID | 2017-12-22 16:30 |
Kyoto | Kyoto University | Study for hole- or electron- conduction of DNA/Si-MOSFET Hibiki Nakano, Matsuo Naoto, Akira Heya, Tadao Takada, Kazusige Yamana (Univ. of Hyogo), Tadashi Sato, Shin Yokoyama (Univ. Hiroshima), Omura Yasuhisa (Univ.Kansai) EID2017-28 SDM2017-89 |
[more] | EID2017-28 SDM2017-89 pp.85-88 |
| SDM, EID | 2016-12-12 15:15 |
Nara | NAIST | Study of the inverter circuit of DNA/Si-MOSFET due to the parasitic capacitance control Hibiki Nakano, Matsuo Naoto, Akira Heya, Tadao Takada, Kazusige Yamana (Univ. of Hyogo), Tadashi Sato, Shin Yokoyama (Univ. Hiroshima) EID2016-23 SDM2016-104 |
An input/output characteristics of the inverter composed of the DNA/Si-MOSFET and the parasitic capacity was studied. Th... [more] | EID2016-23 SDM2016-104 pp.63-66 |
| EA, EMM | 2016-11-18 15:10 |
Oita | Compal Hall (Oita) | State Estimation Based on Bayes' Theorem for Sound Environment System with Quantized Observation
-- Introduction of Particle Filter -- Akira Ikuta, Hisako Orimoto, Gerard Gallagher (Prefectural Univ. Hiroshima) EA2016-66 EMM2016-72 |
In this study, a modified particle filter considering non-Gaussian properties of noises is proposed in a form applicable... [more] | EA2016-66 EMM2016-72 pp.107-112 |
| EA, EMM | 2015-11-13 15:15 |
Kumamoto | Kumamoto Univ. | Prediction of Output Probability Distribution for Sound Environment System by Considering Nonlinear, Non-Gaussian and Nonstationary Properties Akira Ikuta, Mao Naitou, Rina Kubo (Prefectural Univ. Hiroshima), Mitsuo Ohta (Hiroshima Univ.) EA2015-39 EMM2015-60 |
[more] | EA2015-39 EMM2015-60 pp.87-92 |
| EMM, EA | 2014-11-20 16:00 |
Fukuoka | Diagnosis Method for Faults of Machine by Using Correlation Information between Sound and Vibration Hisako Orimoto, Akira Ikuta (Pref. Univ. Hiroshima) EA2014-30 EMM2014-58 |
(To be available after the conference date) [more] | EA2014-30 EMM2014-58 pp.13-18 |
|
| SP | 2014-11-14 13:50 |
Fukuoka | Kyushu Univ. Chikushi Campus | A method of measuring articulatory space using NDI Wave speech research system Tatsuya Kitamura (Konan Univ.), Yukiko Nota (ATR-Promotions), Michiko Hashi (Pref. Univ. Hiroshima), Hiroaki Hatano (ATR/Kobe Univ.) SP2014-105 |
The Wave speech research system of Northern Digital Inc. is a type of electromagnetic articulograph that can track the p... [more] | SP2014-105 pp.89-93 |
| CAS, NLP | 2013-09-27 14:25 |
Gifu | Satellite Campus, Gifu University | Properties of an adaptive IIR notch filter using variable step size Kazunari Doi, Yegui Xiao (Prefectural Univ. Hiroshima), Koji Hasegawa (Hiroshima Tech Institute) CAS2013-53 NLP2013-65 |
[more] | CAS2013-53 NLP2013-65 pp.95-100 |
| EA, EMM | 2012-11-17 14:35 |
Oita | OITA Univ. | Narrowband ANC using variable step-size FXLMS algorithm Kazunari Doi, Boyan Huang, Yegui Xiao, Akira Ikuta (Prefectural Univ. Hiroshima) EA2012-106 EMM2012-88 |
[more] | EA2012-106 EMM2012-88 pp.147-152 |
| EA, EMM | 2012-11-17 15:00 |
Oita | OITA Univ. | A speech signal processing method by considering finite range of amplitude fluctuation and its application to actual environment Akira Ikuta, Ran Xiao (Pref. Univ. Hiroshima), Kouji Hasegawa (Hiroshima Pref. Tec. Reseach Inst.), Mitsuo Ohta (Hiroshima Univ.) EA2012-107 EMM2012-89 |
The actual speech signal fluctuates within a finite range and the observed data sometimes display amplitude saturation o... [more] | EA2012-107 EMM2012-89 pp.153-158 |
| EA | 2011-11-18 14:00 |
Kumamoto | Kumamoto Univ. | State Estimation for Sound Environment Systems with Additive External Noise and State Dependent Noise Akira Ikuta, Hisako Orimoto (Prefec. Univ. Hiroshima), Mitsuo Ohta (Hiroshima Univ.) EA2011-83 |
In the actual situation of sound environment systems, the observed data often contain several fluctuation factors. There... [more] | EA2011-83 pp.7-12 |
| EA | 2011-11-19 11:15 |
Kumamoto | Kumamoto Univ. | A new hybrid active noise control system capable of reducing both wideband and narrowband noise components simultaneously Yegui Xiao (Prefectural Univ. Hiroshima), Kouhei Miyata (Data Horizon), Boyan Huang, Akira Ikuta (Prefectural Univ. Hiroshima) EA2011-93 |
In this paper, the performance degradation of a broadband active noise control (ANC) system is analyzed for a case wher... [more] |
EA2011-93 pp.67-71 |
| EA | 2010-11-19 11:00 |
Fukuoka | Kyushu Univ. | Noise Removal Method for Speech Recognition by Introducing Stochastic System Model Akira Ikuta, Hisako Orimoto, Yuumi Nagami (Prefectural Univ. Hiroshima), Mitsuo Ohta (Hiroshima Univ, Emeritus) EA2010-95 |
Several noise removal methods for speech recognition have been proposed up to now. In this study, a method to remove the... [more] | EA2010-95 pp.67-72 |
| EA | 2010-06-11 13:45 |
Hokkaido | Health Sci. Univ. of Hokkaido | Vowel Epenthesis in Consonant Clusters
-- An EMA Study -- Seiya Funatsu (Pref. Univ. Hiroshima), Masako Fujimoto (NIJL) EA2010-33 |
We investigated the mechanisms of vowel epenthesis in consonant clusters using electromagnetic articulograph (EMA). Resu... [more] | EA2010-33 pp.65-70 |
| EA | 2008-11-21 10:00 |
Oita | A Countermeasure Method for Background Noise in the State Estimation of Sound and Electromagnetic Field Environment Akira Ikuta (Pref. Univ. Hiroshima), Hisako Masuike (Hiroshima National College Maritime Tech.), Mitsuo Ohta (Pref. Univ. Hiroshima) EA2008-92 |
The observed phenomena in actual sound and electromagnetic environment are inevitably contaminated by the background noi... [more] | EA2008-92 pp.47-52 |
|
| RCS, SIP | 2008-01-25 09:25 |
Hiroshima | Hiroshima City Uni. | Statistical Properties of the FXLMS-Based Narrowband Active Noise Control System with Online Secondary Path Modeling Yegui Xiao (Prefectural Univ. Hiroshima) SIP2007-163 RCS2007-166 |
[more] | SIP2007-163 RCS2007-166 pp.33-38 |
| EA | 2005-11-17 14:00 |
Hiroshima | A Methodological Trial for Evaluation of Compound Effects based on Inter-Subjective Relationships between Sound and other Physical/Physiological Factors in Indoor Electrification Environment Hitoshi Ogawa (Prefectural Univ. Hiroshima), Mitsuo Ohta (Prof. Emeritus, Hiroshima Univ.), Akira Ikuta (Prefectural Univ. Hiroshima) |
In recent years, according to very rapid increase of various kinds of information and communication equipment like perso... [more] | EA2005-69 pp.7-12 |
|
| EMCJ | 2005-05-26 10:55 |
Hyogo | Awaji Yumebutai International Conference Center | Inter-Subjective Relationships among Different Factors in Indoor Electromagnetic Environment
-- A Methodological Trial for Evaluation of Compound and/or Cumulative Effects -- Hitoshi Ogawa (Prefectural Univ. Hiroshima), Mitsuo Ohta (Emeritus Prof. Hiroshima Univ.) |
In recent years, unexpected hazard of high technology to human and environment has become common awareness in close rela... [more] | EMCJ2005-14 pp.23-28 |
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