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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 35  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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
EA, EMM 2012-11-17
14:10
Oita OITA Univ. Estimation of sound field based on inversion of Kirchhoff-Helmholtz integral equation and forward wave propagation
Takuma Okamoto, Seigo Enomoto, Ryouichi Nishimura (NICT) EA2012-105 EMM2012-87
We propose a novel sound field estimation method based on inversion of Kirchhoff-Helmholtz integral equation and forward... [more] EA2012-105 EMM2012-87
pp.141-146
EA, US
(Joint)
2012-01-27
10:15
Osaka Kansai Univ. Sound localization at several listening positions using wave field synthesis with sound separation and azimuth estimation for mixed signals
Masayuki Hirata, Noriyoshi Kamado, Hiroshi Saruwatari, Kiyohiro Shikano (NAIST) EA2011-114
In this report, to build an acoustic system that can keep the localization of sound images included in stereo mixed sign... [more] EA2011-114
pp.61-66
US 2011-04-28
13:25
Tokyo The University of Electro-Communications Estimation of sound field formed by parametric array using numerical simulation -- Application to self-silenced sound beam --
Hideyuki Nomura (UEC), Claes M. Hedberg (BTH), Tomoo Kamakura (UEC) US2011-2
This study proposes a numerical calculation method that simulates a nonlinear propagation of ultrasound beams, estimatin... [more] US2011-2
pp.7-12
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