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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, ICM, CQ (Joint) |
2010-11-18 13:05 |
Kyoto | Katsura Campus, Kyoto Univ. | Understanding the Characteristics of Network Workload for MapReduce Tatsuya Mori, Tatsuaki Kimura, Yasuhiro Ikeda, Noriaki Kamiyama, Ryoichi Kawahara (NTT)  CQ2010-49 |
This work studies the workloads of a distributed computing system that is used to execute MapReduce programs for proces... [more] |
CQ2010-49 pp.5-10 |
| NS, ICM, CQ (Joint) |
2010-11-18 13:25 |
Kyoto | Katsura Campus, Kyoto Univ. | Loss-Recovery Method on Content Pre-distribution in VoD Service Noriaki Kamiyama (NTT), Kenji Yokota (Kyoto Univ.), Ryoichi Kawahara, Tatsuya Mori (NTT) CQ2010-50 |
To reduce the peak load of content server, the authors have proposed to multicast popular content to all users independe... [more] | CQ2010-50 pp.11-16 |
| IN | 2010-10-15 14:55 |
Aichi | Nagoya Institute of Technology | Analysis of impact of traffic on large-scale NAT Ryoichi Kawahara, Takeshi Yada, Tatsuya Mori (NTT) IN2010-78 |
We investigate the impact of TCP traffic on a large-scale NAT (LSN), which has been attracting attention as a means of ... [more] |
IN2010-78 pp.75-80 |
| NS, IN (Joint) |
2010-03-04 10:30 |
Miyazaki | Miyazaki Phoenix Seagaia Resort (Miyazaki) | Effect of Limiting Pre-distribution Content and User Clustering on Content Pre-distribution Noriaki Kamiyama, Ryoichi Kawahara, Tatsuya Mori, Haruhisa Hasegawa (NTT Corp.) NS2009-191 |
To reduce the peak load of content server, the authors have proposed to broadcast content to all users in addition to de... [more] | NS2009-191 pp.171-176 |
| IN | 2010-02-04 13:25 |
Okinawa | Comparison of Profit Allocation for Coalitional VoD Service of ISPs Noriaki Kamiyama, Ryoichi Kawahara, Haruhisa Hasegawa (NTT Corp.) IN2009-127 |
Although VoD services are provided by many ISPs, the number of content provided by each VoD service is one-order smaller... [more] | IN2009-127 pp.5-10 |
|
| IN | 2010-02-04 15:20 |
Okinawa | Concise methodology for monitoring packet transfer delay in side area network. Ginga Kawaguti, Ryoichi Kawahara (NTT Corp.) IN2009-131 |
[more] | IN2009-131 pp.29-32 |
|
| NS | 2010-01-29 13:00 |
Fukuoka | Fukuoka Institute of System LSI Design Industry (Fukuoka) | Broadcast Pre-distribution in VoD Services Noriaki Kamiyama, Ryoichi Kawahara, Tatsuya Mori, Haruhisa Hasegawa (NTT Corp.) NS2009-156 |
VoD services in which users can request content delivery on demand has been widely used. In VoD services, the demand for... [more] | NS2009-156 pp.83-88 |
| CQ, NS, ICM (Joint) |
2009-11-12 09:30 |
Ishikawa | Kanazawa Institute of Technology (Ishikawa) | A method of constructing QoS overlay network and its evaluation Ryoichi Kawahara, Satoshi Kamei, Noriaki Kamiyama, Haruhisa Hasegawa, Hideaki Yoshino (NTT Corp.), Eng Keong Lua (Carnegie Mellon Univ.), Akihiro Nakao (The University of Tokyo) CQ2009-41 |
It is known that there exist Triangle Inequality Violations (TIVs) with respect to network Quality of Service (QoS) met... [more] |
CQ2009-41 pp.15-20 |
| CQ, NS, ICM (Joint) |
2009-11-12 16:10 |
Ishikawa | Kanazawa Institute of Technology (Ishikawa) | Characterizing workload of large-scale video sharing services Tatsuya Mori, Ryoichi Kawahara, Haruhisa Hasegawa, Shinsuke Shimogawa (NTT) NS2009-109 |
This work attempts to characterize workload of large-scale video sharing services such as YouTube and Smiley videos (Nic... [more] | NS2009-109 pp.33-38 |
| IN, NS, CS (Joint) |
2009-09-10 14:55 |
Miyagi | Tohoku University (Miyagi) | Coalition of ISPs in VoD Service Using Coalitional Game Noriaki Kamiyama, Ryoichi Kawahara, Haruhisa Hasegawa (NTT) IN2009-47 |
Although VoD services are provided by many ISPs, the number of content provided by each VoD service is one-order smaller... [more] | IN2009-47 pp.47-52 |
| NS, RCS (Joint) |
2009-07-17 15:10 |
Hokkaido | Hokkaido University (Hokkaido) | Analyzing Impact of Topology on Effect of Parallel Video Streaming Noriaki Kamiyama, Ryoichi Kawahara, Tatsuya Mori (NTT), Shigeaki Harada (NTT WEST), Haruhisa Hasegawa (NTT) NS2009-56 |
The transmission bit-rate of video streaming with high quality is quite large, so generated traffic flows will cause lin... [more] | NS2009-56 pp.79-84 |
| NS, OCS, PN (Joint) |
2009-06-25 12:45 |
Nagasaki | Nagasaki Museum of History and Culture (Nagasaki) | Analysis of Topological Impact on Caches for Reducing P2P Traffic Noriaki Kamiyama, Ryoichi Kawahara, Tatsuya Mori (NTT Corp.), Shigeaki Harada (NTT WEST), Haruhisa Hasegawa (NTT Corp.) NS2009-31 |
Traffic caused by P2P services dominates a large part of traffic in the Internet, so reducing the P2P traffic within the... [more] | NS2009-31 pp.1-6 |
| NS, OCS, PN (Joint) |
2009-06-25 13:10 |
Nagasaki | Nagasaki Museum of History and Culture (Nagasaki) | [Encouragement Talk]
Improving deployability of peer-assisted CDN platform with incentive Tatsuya Mori, Noriaki Kamiyama (NTT), Shigeaki Harada (NTT West), Haruhisa Hasegawa, Ryoichi Kawahara (NTT) NS2009-32 |
As a promising solution to manage the huge workload of large-scale VoD services, managed peer-assisted CDN systems, such... [more] | NS2009-32 pp.7-12 |
| NS | 2009-05-21 16:25 |
Hiroshima | Hiroshima City University (Hiroshima) | Parallel Video Streaming Maximizing Maximum Network Throughput Noriaki Kamiyama, Ryoichi Kawahara, Tatsuya Mori, Shigeaki Harada, Haruhisa Hasegawa (NTT) NS2009-18 |
In the Internet, video streaming service in which users can enjoy videos at home is becoming popular. Video streaming wi... [more] | NS2009-18 pp.7-12 |
| IN, NS (Joint) |
2009-03-03 08:40 |
Okinawa | Okinawa-Zanpamisaki Royal Hotel | Optimum Cache Design for Reducing P2P Traffic Noriaki Kamiyama, Ryoichi Kawahara, Tatsuya Mori, Shigeaki Harada, Haruhisa Hasegawa (NTT) NS2008-166 |
Traffic caused by P2P services dominates a large part of traffic in the Internet, so reducing the P2P traffic within the... [more] | NS2008-166 pp.129-134 |
| IN, NS (Joint) |
2009-03-04 10:10 |
Okinawa | Okinawa-Zanpamisaki Royal Hotel | Analysis of Relation between Volume and Periodic Pharacteristics in the Internet Traffic Shigeaki Harada, Ryoichi Kawahara, Tatsuya Mori, Noriaki Kamiyama, Haruhisa Hasegawa (NTT), Masaki Tokuhisa (NTT West) IN2008-168 |
Many reports show that Internet traffic measured at large scale networks such as backbone networks exhibits visible str... [more] |
IN2008-168 pp.213-218 |
| ICM, CQ, NS (Joint) |
2008-11-14 10:10 |
Fukushima | Nihon University | A P2P CDN Architecture Based on Explicit Incentive to End-Users Tatsuya Mori, Noriaki Kamiyama, Shigeaki Harada, Haruhisa Hasegawa, Ryoichi Kawahara (NTT) NS2008-102 |
[more] | NS2008-102 pp.81-86 |
| NS | 2008-10-23 14:45 |
Osaka | Kansai University | Performance Evaluation of ISP-Operated CDN Noriaki Kamiyama, Tatsuya Mori, Ryoichi Kawahara, Haruhisa Hasegawa (NTT) NS2008-75 |
[more] | NS2008-75 pp.43-48 |
| IA | 2008-09-26 16:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Distributed Measurement for Overlay Infrastructure Satoshi Kamei, Ryoichi Kawahara (NTT) IA2008-40 |
[more] | IA2008-40 pp.61-66 |
| CS, IN, NS (Joint) |
2008-09-11 15:10 |
Miyagi | Tohoku University | ISP-Operated CDN Noriaki Kamiyama, Ryoichi Kawahara, Tatsuya Mori, Haruhisa Hasegawa (NTT) NS2008-53 |
[more] | NS2008-53 pp.63-68 |
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