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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SR, SRW (Joint) |
2024-03-13 13:35 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Propagation Channel Measurement in the Air by UAV-based Channel Sounder Kentaro Saito (Tottori Univ.), Sora Kojima (Tokyo Denki Univ.)  SRW2023-53 |
Recently, Unmanned Aerial Vehicles (UAVs) have been widely utilized for inspections and management of social infrastruct... [more] | SRW2023-53 p.40 |
| SIP, SP, EA, IPSJ-SLP [detail] | 2024-02-29 11:00 |
Okinawa | (Primary: On-site, Secondary: Online) |
Evaluation of Effect of Scatterer Shape on Incident Sound Field Estimation Based on Kernel Interpolation Shihori Kozuka (NTT), Shoichi Koyama (NII), Hiroaki Itou, Noriyoshi Kamado (NTT) EA2023-69 SIP2023-116 SP2023-51 |
Techniques for estimating the incident sound field using multiple microphones are effective for spatial sound field cont... [more] | EA2023-69 SIP2023-116 SP2023-51 pp.51-56 |
| EMM, EA, ASJ-H | 2023-11-23 13:00 |
Toyama | [Poster Presentation]
Investigation on improvement of beamforming low-frequency characteristics by estimation of virtual microphone array signal Ryosuke Oyashiki, Kanji Watanabe, Masayuki Nishiguchi, Koji Abe (Akita Prefectural Univ.) EA2023-32 EMM2023-63 |
Our goal is to realize a system that reproduces a certain sound field in a different field.We have proposed a system usi... [more] | EA2023-32 EMM2023-63 pp.23-30 |
|
| EA | 2022-05-13 10:55 |
Online | Online | Direction estimation system using a monaural microphone for rescuing people buried under rubble Ayumi Matsumoto, Kazuyuki Arikawa, Hiroki Miyazako, Keisuke Hasegawa, Takaaki Nara (Univ. of Tokyo) EA2022-2 |
Position estimation methods in situations where Global Navigation Satellite System is not available are drawing attentio... [more] | EA2022-2 pp.7-13 |
| EA, SIP, SP, IPSJ-SLP [detail] | 2022-03-01 09:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Direction-of-Arrival Estimation of Wideband Sound field based on Microphone Array Signals at Two Time Points Takahiro Iwami, Ken-ichi Sawai, Akira Omoto (Kyushu Univ.) EA2021-65 SIP2021-92 SP2021-50 |
We construct a band-limited function space in which the wavenumber spectrum is spherically restricted in the general dim... [more] | EA2021-65 SIP2021-92 SP2021-50 pp.9-14 |
| EA, SIP, SP, IPSJ-SLP [detail] | 2022-03-02 13:25 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Sound Field Estimation from Small Number of Observations by Deep Learning with Difference-Approximation-Based Helmholtz-Equation Loss Function Kazuhide Shigemi, Shoichi Koyama, TomohikoNakamura, Hiroshi Saruwatari (UTokyo) EA2021-85 SIP2021-112 SP2021-70 |
We propose a single-frequency sound field estimation method from a small number of observations that uses a loss functio... [more] | EA2021-85 SIP2021-112 SP2021-70 pp.132-139 |
| EA, ASJ-H | 2021-07-16 13:00 |
Online | Online | Sound event detection based on complementary-label learning Keigo Wakayama, Shoichiro Saito (NTT) EA2021-17 |
Sound Event Detection (SED) is an important research field that can be applied to smart cities, and etc. SED estimate th... [more] | EA2021-17 pp.77-82 |
| RISING (2nd) |
2019-11-26 14:10 |
Tokyo | Fukutake Learning Theater, Hongo Campus, Univ. Tokyo | [Poster Presentation]
Development and evaluation of habitat observation system of wild bird using UAV and machine learning technologies Yoshihiro Higashiura, Hiroshi Yamamoto (Ritsumeikan Univ.) |
In recent years, agricultural, forestry and fishery are be harmed by wild birds and it has become a significant problem.... [more] | |
| EA, ASJ-H | 2019-10-29 10:00 |
Tokyo | NHK Science&Technology Research Lab. | Estimation of Virtual Source Position in Synthesized Sound Field Yuta Kakuzaki, Akio Ando (Univ. of Toyama) EA2019-44 |
In order to realize high realistic audio using sound field reproduction technology, it is necessary to create a virtual ... [more] | EA2019-44 pp.51-58 |
| US | 2019-09-25 13:25 |
Miyagi | Tohoku Univ. | Strain of a Magnetically Labelled Tissue-Mimicking PVA Phantom by Magnetomotive Ultrasound Imaging Akira Sato, Naoya Kanno, Rebecca Anna Plant, Keisuke Fujii, Hayato Ikeda, Kaito Anzai, Aoi Sato, Yoshifumi Saijo (Tohoku Univ.) US2019-50 |
Magnetomotive Ultrasound Imaging (MMUS) is an imaging technique that uses superparamagnetic iron oxide (SPIO) nanopartic... [more] | US2019-50 pp.19-24 |
| IA, ICSS | 2019-06-07 09:30 |
Miyagi | Research Institute for Electrical Communication, Tohoku University | Development and evaluation of habitat observation system of wild bird using UAV and machine learning technologies Yoshihiro Higashiura, Hiroshi Yamamoto (Ritsumeikan Univ.) IA2019-4 ICSS2019-4 |
In recent years, agricultural, forestry and fishery are be harmed by wild birds and it has become a significant problem.... [more] | IA2019-4 ICSS2019-4 pp.15-20 |
| EMM | 2019-03-13 16:50 |
Okinawa | TBD | An attempt of source position estimation based on multipoint observation of infrasound Zhenglie Cui, Ryosuke Sasahara (Tohoku Univ.), Ryouichi Nishimura (NICT), Yoiti Suzuki (Tohoku Univ.) EMM2018-110 |
Since infrasound travels in the atmosphere significantly faster than tsunami gravity waves, early detection of tsunamis ... [more] | EMM2018-110 pp.101-104 |
| SP | 2017-08-30 11:00 |
Kyoto | Kyoto Univ. | [Poster Presentation]
Discrimination and Feature Estimation of Brain Magnetic Field Data Associated with Japanese Speech Sound Imagery Shihomi Uzawa (Kobe Univ./AIST), Tetsuya Takiguchi, Yasuo Ariki (Kobe Univ.), Seiji Nakagawa (Chiba Univ./AIST) SP2017-28 |
Brain computer interface (BCI) technologies, which enable direct communication between the brain and external devices, h... [more] | SP2017-28 pp.39-43 |
| EA, US (Joint) |
2017-01-25 10:30 |
Kyoto | Doshisha Univ. | [Poster Presentation]
A Investigation of Effect of Pinna Shape on Sound Field in Ear Canal under Ultrasonic Exposure Masahito Takatsuka, Ayumu Osumi, Youichi Ito (Nihon Univ.) US2016-78 |
In basic study of ultrasonic exposure, we have studied the sound filed distribution in a pseudo ear canal set up a manne... [more] | US2016-78 pp.35-38 |
| US | 2016-06-10 13:25 |
Toyama | Gofuku Campus, University of Toyama | Verification of accuracy on scatterer size estimation for excised rat liver Ryota Torii, Kazuki Tamura, Kenji Yoshida (Chiba Univ.), Hideyuki Hasegawa (Toyama Univ.), Tadashi Yamaguchi (Chiba Univ.) US2016-23 |
Scatterer size estimation is one of quantitative ultrasonic methods for diagnosing fatty liver disease. In this method, ... [more] | US2016-23 pp.23-28 |
| EA, SP, SIP | 2016-03-29 09:00 |
Oita | Beppu International Convention Center B-ConPlaza | [Poster Presentation]
Virtual Extrapolation of Microphone Array Length for Two Sound Sources Visualization Maureen, Yoichi Haneda (UEC) EA2015-103 SIP2015-152 SP2015-131 |
The visualization of sound fields is an important task in many practical applications. The MUltiple SIgnal Classificati... [more] |
EA2015-103 SIP2015-152 SP2015-131 pp.201-206 |
| US | 2014-10-22 13:00 |
Shizuoka | Shizuoka Univ., Hamamatsu Campus | A study of sound pressure characteristics in ear canal at the ultrasonic-frequency range
-- examination of experiment and simulation -- Natsumi Wada, Ayumu Osumi, Youichi Ito (Nihon Univ.) US2014-49 |
In this study of ultrasonic exposure, we have studied the sound pressure characteristics in a pseudo ear canal set up a ... [more] | US2014-49 pp.1-6 |
| US | 2014-02-21 12:00 |
Tokyo | Chofu Aerospace Center, Aerodrome Branch, JAXA | Propagation Analysis of Tsunami-induced Extremely Low Frequency Sound Waves Using Time Domain Numerical Simulation with Numerical Altitude Data Ken Kawashima, Kan Okubo (Tokyo Metropolitan Univ.), Takuya Oshima (Niigata Univ.), Nobunao Takeuchi (Tohoku Univ.) US2013-100 |
In this study, we present a fundamental examination on analysis of extremely low frequency sound waves caused by tsunami... [more] | US2013-100 pp.35-39 |
| EA, US (Joint) |
2014-01-28 14:55 |
Osaka | Kansai University, Centenary Memorial Hall | Depth estimation of sound images in mixed sound source using activation shared nonnegative matrix factorization Tomo Miyauchi, Daichi Kitamura, Hiroshi Saruwatari, Satoshi Nakamura (NAIST) EA2013-117 |
Wave field synthesis (WFS) is a technique for realizing high quality sound reproduction. However, WFS requires specific ... [more] | EA2013-117 pp.81-86 |
| US | 2013-05-27 14:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Evaluation of attenuation of echo in fatty liver and hepatitis Takuma Oguri (Chiba Univ.), Yuko Kanayama (Toshiba Medical systems), Hitoshi Maruyama, Tadashi Yamaguchi (Chiba Univ.) US2013-10 |
The estimation methods for the amount of fat in hepatitis and fatty liver by ultrasound have been proposed by several re... [more] | US2013-10 pp.13-18 |
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