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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SAT | 2021-10-07 17:50 |
Online | Online | A potential cause of pulsive noises in receiving BS signals Ryouichi Nishimura, Byeongpyo Jeong, Hajime Susukita, Takashi Takahashi (NICT)  SAT2021-46 |
The level of receiving BS signals is affected by various factors such as precipitation in the atmosphere and the conditi... [more] | SAT2021-46 pp.17-22 |
| IE, EMM, LOIS, IEE-CMN, ITE-ME, IPSJ-AVM [detail] | 2019-09-19 14:45 |
Niigata | Tokimeito, Niigata University | A study on the optimal acquisition interval for sample and hold signals Ryouichi Nishimura (NICT) LOIS2019-10 IE2019-23 EMM2019-67 |
Micro Electro Mechanical Systems (MEMS) sensors are promising for IoT applications because they are small and available ... [more] | LOIS2019-10 IE2019-23 EMM2019-67 pp.19-24 |
| RCS, SAT (Joint) |
2019-08-23 09:30 |
Aichi | Nagoya University | Comparison of Speech Quality between Voice Communication System based on Communication Satellite Network and Satellite Mobile Phone Byeongyo Jeong, Ryouichi Nishimura, Hajime Susukita, Takashi Takahashi (NICT) SAT2019-32 |
The mobile networks become almost useless under large-scale disasters due to physical damage of mobile base stations, el... [more] | SAT2019-32 pp.79-83 |
| 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 |
| SANE, SAT (Joint) |
2019-02-14 13:20 |
Kagoshima | Tanegashima Island | An attempt of rainfall estimation by monitoring broadcasting satellite combined with machine learning Ryouichi Nishimura, Byeong-Pyo Jeong, Kazuyoshi Kawasaki, Takashi Takahashi (NICT) SAT2018-79 |
Signal level observed by a BS antenna will be attenuated when it rains because of the rain attenuation. Accordingly, it ... [more] | SAT2018-79 pp.123-128 |
| ASN (2nd) |
2018-11-29 17:20 |
Overseas | Hanoi University of Science and Technology | [Invited Lecture]
Prototype of submerged stationary 360 camera and WiFi data transmission buoy for fishery ICT Kiyohiko Hattori (Saitama), Katsuhiro Temma, Ryouichi Nishimura (NICT) |
[more] | |
| EA | 2018-10-11 14:30 |
Fukushima | Iwaki business Innovation Center (Iwaki) | A study on ship type identification by use of deep neural network Ryouichi Nishimura, Katsuhiro Temma (NICT), Kiyohiko Hattori (Saitama Inst. of Tech.), Kenji Kaneko (TEAMS), Akinori Ito (Tohoku Univ.), Toyonobu Fujii (TEAMS), Akihiro Kijima (Tohoku Univ.) EA2018-54 |
Poaching has recently become a serious problem due to the globalization of food culture and the accompanied rising price... [more] | EA2018-54 pp.1-6 |
| PRMU, SP | 2018-06-29 11:30 |
Nagano | Mapping Acoustic Vector Sequence to Document Vector Based on RNN Ryota Nishimura, Miho Higaki, Norihide Kitaoka (Tokushima Univ.) PRMU2018-32 SP2018-12 |
In this research, we propose a method of searching between different media (cross media mapping) using deep learning (Ma... [more] | PRMU2018-32 SP2018-12 pp.59-64 |
|
| SIP, EA, SP, MI (Joint) [detail] |
2018-03-20 09:00 |
Okinawa | [Poster Presentation]
Optimization of Outdoor Loudspeaker Level Based on U50 for Disaster Prevention Administrative Radio Ryouichi Nishimura (NICT), Shuichi Sakamoto (Tohoku Univ.), Yoshifumi Chisaki (Chiba Inst. of Tech.), Zhenglie Cui (Tohoku Univ.) EA2017-146 SIP2017-155 SP2017-129 |
Announcement through outdoor loudspeakers of disaster prevention administrative radio is important not only for early wa... [more] | EA2017-146 SIP2017-155 SP2017-129 pp.245-250 |
|
| SIP, EA, SP, MI (Joint) [detail] |
2018-03-20 09:00 |
Okinawa | [Poster Presentation]
Design and implementation of resilient node networks for outdoor loudspeaker system Yuki Ueda, Yoshifumi Chisaki (Chiba Inst. of Tech.), Shuichi Sakamoto (Tohoku Univ.), Ryouichi Nishimura (NICT), Cui Zhenglie (Tohoku Univ.) EA2017-147 SIP2017-156 SP2017-130 |
The outdoor loudspeaker system has some problems, and one of those is that a listener hears the multiple sounds from oth... [more] | EA2017-147 SIP2017-156 SP2017-130 pp.251-254 |
|
| NLC, IPSJ-NL, SP, IPSJ-SLP (Joint) [detail] |
2017-12-21 12:50 |
Tokyo | Waseda Univ. Green Computing Systems Research Organization | [Poster Presentation]
Selecting Response from Conversational Spoken Dialogue System Based on Distributed Representation of User Utterances Kengo Ohta (NIT, Anan College), Ryota Nishimura, Norihide Kitaoka (Tokushima Univ.) SP2017-55 |
[more] | SP2017-55 pp.1-5 |
| WIT, SP | 2017-10-19 14:20 |
Fukuoka | Tobata Library of Kyutech (Kitakyushu) | User adaptation of examples for example-based reminiscence therapy spoken dialog system using word embedding Eichi Seto, Ryota Nishimura, Norihide Kitaoka (Tokushima Univ.) SP2017-38 WIT2017-34 |
We are developing a spoken dialog system for reminiscence therapy. We propose an example-based dialog system featuring a... [more] | SP2017-38 WIT2017-34 pp.23-28 |
| NLC, TL | 2016-06-05 10:45 |
Hokkaido | Otaru University of Commerce | TL2016-12 NLC2016-12 |
These days, many people use social networking service (SNS) to share private information like photos and videos and t... [more] |
TL2016-12 NLC2016-12 pp.59-64 |
| CNR | 2015-12-18 11:00 |
Kanagawa | PRINTEPS: Total Intelligent Application Development Tool based on Stream Reasoning and ROS Takeshi Morita, Ryota Nishimura, Takahira Yamaguchi (Keio Univ.) CNR2015-25 |
In this paper, we propose PRINTEPS(PRactical INTElligent aPplicationS) which is a total intelligent application developm... [more] | CNR2015-25 pp.55-60 |
|
| EA | 2015-07-03 11:00 |
Tokyo | The Univ. of Electro-Communications, 80th Anniversary Memorial Hall | An attempt of speech signal reconstruction based on super resolution Ryouichi Nishimura, Seigo Enomoto, Hiroaki Kato (NICT) EA2015-4 |
[more] | EA2015-4 pp.17-22 |
| PN, NS, OCS (Joint) |
2014-06-27 11:40 |
Oita | B-ConPlaza | Optical carrier extraction from carrier-less phase modulated signals Masayuki Matsumoto, Ryo Nishimura (Wakayama Univ.) OCS2014-23 |
(Advance abstract in Japanese is available) [more] | OCS2014-23 pp.59-63 |
| NLC | 2014-06-15 13:25 |
Fukuoka | Kyushu Institute of Technology | A comparative study of unsounded code strings at the end of Japanese, English, Spanish, Portuguese, and French tweets Hiroki Matsumoto, Yasuhiko Watanabe, Kunihiro Nakajima, Ryo Nishimura, Yoshihiro Okada (Ryukoku Univ.) NLC2014-17 |
In this study, we compare Japanese, English, Spanish, Portuguese, and French tweets submitted to Twitter and discuss how... [more] | NLC2014-17 pp.91-96 |
| EMM | 2014-03-08 14:20 |
Ishikawa | JAIST | Generating surround sound signals for headphone listening with high sense of reality by means of constrained weighted least squares Ryouichi Nishimura (NICT), Kotaro Sonoda (Nagasaki Univ.) EMM2013-118 |
Considering that people watch video clips often on mobile terminals, we propose a method for surround sound mixing. In t... [more] | EMM2013-118 pp.111-116 |
| NLC | 2013-12-04 17:15 |
Tokyo | Gree Inc. | A comparative study of unsounded code strings used frequently at the end of Japanese and English tweets Kunihiro Nakajima, Yasuhiko Watanabe, Ryo Nishimura, Yoshihiro Okada (Ryukoku Univ.) NLC2013-40 |
In this study, we compare Japanese and English tweets submitted to Twitter and discuss how we use unsounded code strings... [more] | NLC2013-40 pp.33-38 |
| NLC | 2012-12-19 10:50 |
Tokyo | Ookayama Campasu, Tokyo Institute of Technology | An Analysis of Questions Which Have Many Answers in a Q&A Site Yusuke Taniguchi, Masahiro Kojima, Ryo Nishimura, Yasuhiko Watanabe, Yoshihiro Okada (Ryukoku Univ.) NLC2012-34 |
In Q&A sites, some questions have many answers while other questions have not. In order to find the reasons why the diff... [more] | NLC2012-34 pp.7-12 |
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