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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| CQ (2nd) |
2018-01-20 12:50 |
Tokyo | Nishiwaseda Campus, Waseda Univ. | [Poster Presentation]
A Study of a Packet Loss Estimation Using Importance Sampling in Networks with Unknown Traffic Masahiro Terauchi, Kohei Watabe, Kenji Nakagawa (Nagaoka Univ. of Technology) |
Techniques for measuring the packet loss probability with high accuracy are important to ensure Service Level Agreements... [more] | |
| CQ | 2018-01-19 11:20 |
Tokyo | NII | Accurate Delay Estimation in Parallel Measurement of Multiple Probe Flows Shintaro Hirakawa, Kohei Watabe, Kenji Nakagawa (Nagaoka Univ. of Technology)  CQ2017-93 |
In this paper, we propose an accurate delay estimation method by active measurement using parallel probe flows. In many... [more] |
CQ2017-93 pp.45-50 |
| IA, SITE, IPSJ-IOT [detail] | 2017-03-04 13:50 |
Okinawa | Culture Resort Festone (Okinawa) | Speeding Up of Response to a Multi-query Using Data Replication Based on Relationship in Structured Overlay Network Yusuke Koizumi, Kohei Watabe, Kenji Nakagawa (Nagaoka Univ. of Technology) SITE2016-83 IA2016-113 |
[more] | SITE2016-83 IA2016-113 pp.203-208 |
| CQ (2nd) |
2017-01-21 12:30 |
Osaka | Osaka University Nakanoshima Center | [Poster Presentation]
A Method of Path Integration/division to Analyze a Failed Switch and its Failed Part Yohsuke Tsutsumi, Kohei Watabe (NUT), Takeru Inoue, Kimihiro Mizutani, Toru Mano, Osamu Akashi (NTT), Kenji Nakagawa (NUT) |
We have proposed a technique to identify a failure of network function such as access control while reducing the number ... [more] | |
| NS, IN (Joint) |
2016-03-04 10:40 |
Miyazaki | Phoenix Seagaia Resort | An Analysis Method of Network Troubles with Path Identification Kohei Watabe (Nagaoka Univ. of Tech.), Takeru Inoue, Kimihiro Mizutani, Toru Mano, Osamu Akashi (NTT), Kenji Nakagawa (Nagaoka Univ. of Tech.) IN2015-131 |
As networks get larger and more complex, network troubleshooting becomes a very important issue for network operators. ... [more] |
IN2015-131 pp.135-140 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-30 09:50 |
Nagano | JA Naganoken Bldg. | [Encouragement Talk]
A Proposal of Unbiased Estimation Using Active Measurement for Access Delay of Wireless Communications Kohei Watabe, Kenji Nakagawa (Nagaoka Univ. of Tech.) NS2015-39 |
In active measurements in which probe packets are injected into a target network, there is a problem wherein probe packe... [more] | NS2015-39 pp.13-18 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-31 14:25 |
Nagano | JA Naganoken Bldg. | Improvement for Throughput and Fairness in Multi-hop Wireless Ad-hoc Networks Nguyen Minh Tuan, Kenji Nakagawa, Kohei Watabe (Nagaoka Univ. of Tech.) NS2015-64 |
Using the protocol IEEE 802.11, multi-hop wireless ad hoc networks yield only a poor performance, especially in throughp... [more] | NS2015-64 pp.159-164 |
| ICM, CQ, NS, NV (Joint) |
2014-11-14 09:00 |
Kochi | Kochi-City-Culture-Plaza CUL-PORT | A Proposal of Intrusiveness-aware Estimation for a Packet Delay Distribution Kohei Watabe, Kenji Nakagawa (Nagaoka Univ. of Tech.) NS2014-136 |
The active measurement of network quality, in which probe packets are injected into a network, is hindered by the intru... [more] |
NS2014-136 pp.47-52 |
| RCS, IN (Joint) |
2013-05-17 11:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | System Identification of Network Service Processing Time with Genetic Programming Ryuichi Hayashida, Kohei Watabe, Hiroyuki Ohsaki (Osaka Univ.) IN2013-21 |
[more] | IN2013-21 pp.55-60 |
| CNR | 2013-02-18 15:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg | On Evaluating the Effect of Micro-Robot Functinality on Target Discovery in Survivor Discovery Systems in Disaster Areas Minoru Harada, Yuki Koizumi, Kohei Watabe, Hiroyuki Ohsaki, Makoto Imase (Osaka Univ.) CNR2012-22 |
With the development of a sub-centimeter or sub-millimeter scale robots called micro-robots, many applications of micro-... [more] | CNR2012-22 pp.21-26 |
| MoNA, CQ (Joint) |
2012-09-28 15:10 |
Kagawa | Kagawa pref. Takamatsu-city | An Epidemic Broadcast Mechanism in DTN Utilizing Contact Duration Distribution Kosuke Matsuda, Kohei Watabe, Hiroyuki Ohsaki (Osaka Univ.) CQ2012-54 |
[more] | CQ2012-54 pp.71-76 |
| IN | 2011-06-16 15:40 |
Aichi | Aichi Pref. Univ. | A Scenario of Quasi-Static Approach Based on Renormalization Group for Composing Hierarchical Architecture by Time Scales of Network Operations Masaki Aida (Tokyo Metropolitan Univ.), Kohei Watabe (Osaka Univ.), Hiroki Takayama (Tokyo Metropolitan Univ.), Chisa Takano (Hiroshima City Univ.) IN2011-36 |
(Advance abstract in Japanese is available) [more] | IN2011-36 pp.43-48 |
| IN, NS (Joint) |
2011-03-04 08:30 |
Okinawa | Okinawa Convention Center | On Modeling of Fluctuations on Quasi-Static Approach Analyzing the Behavior of the Retry Traffic Kohei Watabe, Makiko Tanabe, Masaki Aida (Tokyo Metropolitan Univ.) IN2010-178 |
We have built up the traffic model that describes interactions between systems and users. The traffic model considers ... [more] |
IN2010-178 pp.205-210 |
| IN, NS (Joint) |
2011-03-04 10:40 |
Okinawa | Okinawa Convention Center | Search Range for Finding Hub Users in Social Networks Shotaro Motomura, Hirokazu Kariya, Kohei Watabe, Masaki Aida (Tokyo Metropolitan Univ.) IN2010-199 |
Recently, the competition for the communication service market has intensified. It can be said that spreading it in a sh... [more] | IN2010-199 pp.331-336 |
| NS, CS, IN (Joint) |
2010-09-02 12:50 |
Miyagi | Tohoku University | Optimization of the Magnitude of Fluctuations for Timing of Active Probe Packets Kohei Watabe, Masaki Aida (Tokyo Metropolitan Univ.) IN2010-50 |
As the Internet has grown larger and more complex, active measurement which can provide the End-to-End measurement of ne... [more] | IN2010-50 pp.37-42 |
| NS, IN (Joint) |
2010-03-05 14:50 |
Miyazaki | Miyazaki Phoenix Seagaia Resort (Miyazaki) | Quasi-static approach for retrial traffic with different service time Yoshiyki Ishii, Kohei Watabe, Yudai Honma, Masaki Aida (Tokyo Metro Univ.) NS2009-239 |
[more] | NS2009-239 pp.433-438 |
| IN | 2009-07-10 09:30 |
Hokkaido | HOKKAIDO UNIVERSITY | A Study on the Probing Method and Accuracy for CoMPACT Monitor Kohei Watabe, Yudai Honma, Masaki Aida (Tokyo Metropolitan Univ.) IN2009-30 |
CoMPACT monitor is technique to measure detailed per-flow quality of service (QoS). It achieves scalable measurement sin... [more] | IN2009-30 pp.31-36 |
| IN, NS (Joint) |
2009-03-03 11:30 |
Okinawa | Okinawa-Zanpamisaki Royal Hotel | Verification of Accuracy Improvement for CoMPACT Monitor Due to Suboptimal Inter-probe Time Kohei Watabe, Yudai Honma, Masaki Aida (Tokyo Metropolitan Univ.) IN2008-162 |
We have proposed Change-of-Measure based Passive/Active monitoring (CoMPACT monitor) that achieves scalable measurement ... [more] | IN2008-162 pp.179-184 |
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