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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IN, ICTSSL, NWS (Joint) [detail] |
2018-10-19 13:35 |
Kagawa | Takamatsu Shoko Kaigisyo Kaikan | Analysis of Rescue Request Tweets in The July 2018 Heavy Rain Disaster in Japan Shuji Nishikawa, Nozomi Tanaka, Ryo Ohtaka, Hiroki Sato, Megumi Kondo, Osamu Uchida, Keisuke Utsu (Tokai Univ.)  ICTSSL2018-33 IN2018-50 |
When a natural disaster occurs, numerous messages (i.e., “tweets”) related to the disaster are posted on Twitter. Especi... [more] | ICTSSL2018-33 IN2018-50 pp.43-48 |
| LOIS, IPSJ-DC | 2018-07-03 13:30 |
Hokkaido | Future University Hakodate | Prototype of Notification and Status Monitoring System for Supporting Local Communities using LINE Ryo Otaka, Osamu Uchida, Keisuke Utsu (Tokai Univ.) LOIS2018-6 |
Japanese society is aging rapidly, which has resulted in an increasing the number of households of elderly single-person... [more] | LOIS2018-6 pp.1-6 |
| LOIS, IPSJ-DC | 2018-07-03 14:00 |
Hokkaido | Future University Hakodate | Improvement of Rescue Request Function on Twitter-based Safety Confirmation System for Disaster Situations, T-@npi Keisuke Utsu, Shuji Nishikawa, Osamu Uchida (Tokai Univ.) LOIS2018-7 |
After a large-scale natural disaster occurs, many posts including safety information and rescue requests are posted on T... [more] | LOIS2018-7 pp.7-12 |
| ICTSSL | 2017-05-29 13:10 |
Miyagi | NEXCO EAST TOHOKU | Prototype Development of an Information Collection System Focusing on Tweets Immediately after Retweeting News Posts on Twitter Keisuke Utsu, Koki Nakafuri, Ayami Manaka, Osamu Uchida (Tokai Univ.) ICTSSL2017-1 |
We are studying to collect disaster-related posts efficiently on Twitter. In a previous study, we propose a method to co... [more] | ICTSSL2017-1 pp.1-6 |
| ICTSSL | 2017-05-29 13:35 |
Miyagi | NEXCO EAST TOHOKU | Prototype Development of a Web Application for Location Recording and Rescue Request Using Twitter Shuji Nishikawa, Yuuto Ohtsuka, Osamu Uchida, Keisuke Utsu (Tokai Univ.) ICTSSL2017-2 |
This paper reports a prototype of a web application which enables supported users (elderly, handicapped people, or child... [more] | ICTSSL2017-2 pp.7-12 |
| ICTSSL | 2016-06-14 14:55 |
Miyagi | Tohoku University | Development of a Status Monitoring System using Twitter Rie Abe, Mana Tsutsumi, Ayaha Suzaki, Kunihiko Sakurai, Aya Yasuda, Ayami Manaka, Osamu Uchida, Hiroshi Ishii, Keisuke Utsu (Tokai Univ.) ICTSSL2016-5 |
The population is rapidly aging in Japan, which has resulted in increasing number of elderly people living alone and num... [more] | ICTSSL2016-5 pp.23-28 |
| ICTSSL | 2016-06-14 15:20 |
Miyagi | Tohoku University | Construction of a Twitter-Based Safety Confirmation System at the Time of Disaster and its Development to be Available when Communication Infrastructure is Disrupted Akio Ogata, Ayami Manaka, Kunihiko Sakurai, Mana Tsutsumi, Ayaha Suzaki, Abe Rie, Osamu Uchida, Hiroshi Ishii, Keisuke Utsu (Tokai Univ.) ICTSSL2016-6 |
The utilization of Social Networking Service (SNS) on the disaster situations has been gathering attention. For example,... [more] | ICTSSL2016-6 pp.29-34 |
| ICTSSL | 2016-06-14 16:10 |
Miyagi | Tohoku University | Extension of the Disaster Information Tweeting System DITS to a System Which is Available in Peacetime Masafumi Kosugi (Yahoo), Hiroto Funakoshi, Keisuke Utsu, Sachi Tajima, Makoto Tomita, Yoshitaka Kajita, Yoshiro Yamamoto, Osamu Uchida (Tokai Univ.) ICTSSL2016-8 |
Utilizing Twitter at the time of disaster has been gaining attention, because to minimize the damage by disasters, it is... [more] | ICTSSL2016-8 pp.39-44 |
| IN | 2009-12-11 13:00 |
Hyogo | KOBE UNIVERSITY | An improvement of Target Contents Holder Discovery Method using GPS over MANET Naohide Fukushi, Keisuke Utsu (Tokai Univ.), Yoshiko Sueda (NTT), Osamu Mizuno (Kogakuin Univ.), Hiroshi Ishii (Tokai Univ.) IN2009-103 |
There have been many researches on Mobile Ad Hoc Network (MANET) that is infrastructureless wireless network. It is diff... [more] | IN2009-103 pp.93-98 |
| IN | 2009-12-11 13:25 |
Hyogo | KOBE UNIVERSITY | Performance Comparison of Load-aware Flooding over Ad Hoc Networks Keisuke Utsu, Hiroshi Ishii (Tokai Univ.) IN2009-104 |
The flooding is a method to deliver messages to the whole ad hoc network. However, the flooding generates a large number... [more] | IN2009-104 pp.99-104 |
| NS | 2009-10-16 09:00 |
Kumamoto | Prefectural University of Kumamoto (Kumamoto) | Load-aware Dynamic Counter-based Flooding over Ad Hoc Networks Keisuke Utsu, Hiroshi Ishii (Tokai Univ.) NS2009-95 |
In ad hoc networks, the flooding is used to deliver messages to the whole network. However, the excessive use of the flo... [more] | NS2009-95 pp.103-108 |
| LOIS, IE, ITE-ME, IEE-CMN | 2009-09-25 14:40 |
Hiroshima | Hiroshima Univ. | Performance Evaluation of the Load-aware Dynamic Probabilistic Flooding over Ad Hoc Networks Keisuke Utsu, Hiroshi Ishii (Tokai Univ.) |
In ad hoc networks, flooding is used to deliver messages to the whole network. To reduce redundant packets and traffic l... [more] | LOIS2009-35 IE2009-76 pp.97-102 |
| IN, NS (Joint) |
2009-03-04 15:00 |
Okinawa | Okinawa-Zanpamisaki Royal Hotel | Performance Evaluation of the User-Oriented Optimal Server Selection Method Keisuke Utsu, Hiroshi Ishii (Tokai Univ.) IN2008-191 |
(To be available after the conference date) [more] | IN2008-191 pp.351-356 |
| NS, IN (Joint) |
2008-03-06 09:40 |
Okinawa | Bankoku Shinryokan | Optimal Server Selection from the Users' Side on the Internet Keisuke Utsu, Naohide Fukushi, Hideaki Kawabata, Kei Endo, Naoyuki Hirata, Hiroshi Ishii (Tokai Univ.) IN2007-163 |
Users can upload and download information easily on web servers or file servers on the Internet. However, it is difficul... [more] | IN2007-163 pp.25-30 |
| IN | 2007-12-14 15:25 |
Hiroshima | Hiroshima City University | An Evaluation of the Most Suitable Server Selection by Remote Observation over the Testbed Keisuke Utsu, Masaki Shioda, Hiroshi Ishii (Tokai Univ.) IN2007-118 |
In order to select the most suitable server from the user’s side, a method have been proposed to use both the round trip... [more] | IN2007-118 pp.115-120 |
| PN, IN (Joint) |
2007-10-11 16:15 |
Tokyo | NICT (Koganei, Tokyo) | An Evaluation of M2P Packet Streaming Quality using MDC over the Ad Hoc Network Testbed Keisuke Utsu, CheeOnn Chow, Hiroshi Ishii (Tokai Univ.) IN2007-84 |
Communication over the ad hoc network is paid attention as an alternative to the existing infrastructure when the infr... [more] |
IN2007-84 pp.41-46 |
| RCS, IN (Joint) |
2007-05-18 10:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study on Multipoint-to-Point Packet Streaming Quality over The Wireless Ad Hoc Network Testbed Keisuke Utsu, Makoto Ide (Tokai Univ.), Yoshimasa Sajima (Oki Co., Ltd.), CheeOnn Chow, Hiroshi Ishii (Tokai Univ.) IN2007-4 |
Communication over the ad hoc network is paid attention as an alternative to the existing infrastructure when the infras... [more] | IN2007-4 pp.19-23 |
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