Hirochika Asai is a project assistant professor
at Graduate School of Information Science and Technology, the University of Tokyo.
He received his Ph.D degree from Graduate School of Information Science and Technology,
the University of Tokyo in 2013.
Name: Hirochika Asai
Born in 1985, Aichi, Japan
Project assistant professor at the University of Tokyo
E-Mail: panda __at__ hongo.wide.ad.jp
(Please replace "__at__" with "@")
April, 2017–: Researcher at Preferred Networks, Inc.
April, 2013–March, 2017: Project Assistant Professor at the University of Tokyo
2014–: Board member of WIDE Project
March 2013: received a Ph.D degree in Information Science and Technology from the University of Tokyo
(also received an award from the Dean of Graduate School of Information Science and Technology・情報理工学系研究科研究科長賞受賞)
March 2010: received a Master of Information Science and Technology degree from the University of Tokyo
March 2008: received a B.E. (Bachelor of Engineer) degree from the University of Tokyo
Internet topology and traffic measurement and analysis
Distributed system and architecture
Hirochika Asai, Kensuke Fukuda, Patrice Abry, Pierre Borgnat, and Hiroshi Esaki, "Network Application Profiling with Traffic Causality Graphs", International Journal of Network Management, 2014
Kensuke Fukuda, Hirochika Asai, and Ken-ichi Nagami, "Tracking the Evolution and Diversity in Network Usage of Smartphones," ACM Internet Measurement Conference 2015, pp. 253–266, 2015
Hirochika Asai, Yasuhiro Ohara, "Poptrie: A Compressed Trie with Population Count for Fast and Scalable Software IP Routing Table Lookup," ACM SIGCOMM 2015, pp. 57–70, 2015
Hirochika Asai, "Where are the Bottlenecks in Software Packet Processing and Forwarding? Towards High-Performance Network Operating Systems," The Ninth International Conference on Future Internet Technologies, Tokyo, Japan, June. 19—20, 2014
Hirochika Asai, "P2V Migration with Post-copy Hot Cloning for Service Downtime Reduction," Third International Conference on Cloud and Green Computing (CGC), Karlsruhe, Germany, Sep. 30—Oct. 2, 2013
Hirochika Asai, Kensuke Fukuda, and Hiroshi Esaki, "Social Benchmarking of QoS & QoE in Cellular Data Networks," IEEE International Communications Quality and Reliability (CQR) Workshop, Marco Island, FL, USA, May. 14–16, 2013 (Best Paper Award)
Hirochika Asai, Kensuke Fukuda, and Hiroshi Esaki, "Traffic Causality Graphs: Profiling Network Applications through Temporal and Spatial Causality of Flows," 23rd International Teletraffic Congress, San Francisco, USA, Sep. 6–8, 2011
Hirochika Asai, Kensuke Fukuda, and Hiroshi Esaki, "Towards Characterization of Wireless Traffic in Coexisting 802.11a/g and 802.11n Network," ACM CoNEXT 2010 Student Workshop, Philadelphia, USA, Nov. 30, 2010 [pdf]
Hirochika Asai and Hiroshi Esaki, "Towards Interdomain Transit Traffic Reduction in Peer-assisted Content Delivery Networks," 14th International Telecommunications Network Strategy and Planning Symposium, pp. 95–100, Warsaw, Poland, Sep., 2010
Hirochika Asai and Hiroshi Esaki, "Estimating AS Relationships for Application-Layer Traffic Optimization," Springer's Lecture Notes in Computer Science Vol. 6236, 3rd Workshop on Economic Traffic Management, pp. 51–63, Amsterdam, The Netherlands, Sep., 2010 (Acceptance rate: ~29%) [link]
Hirochika Asai and Hiroshi Esaki, "AURORA: Autonomous System Relationships-aware Overlay Routing Architecture in P2P CDNs," Asia Future Internet summer school, Jeju, Korea, Aug., 2009 [pdf]
Hirochika Asai, Hiroshi Esaki, Tsuyoshi Momose,
"Management Information Base for Virtual Machines Controlled by a Hypervisor,"
November 10, 2014, Expires on May 14, 2015
Hirochika Asai, "Analysis and Management of the Internet based on Data Flow Profiling," Ph.D thesis, March, 2013
Technical paper at the University of Tokyo (not open to public)
Hirochika Asai, Hiroshi Esaki, "Characterizing AS Relationships by Recursive Analysis of AS Adjacency Matrices,"
Creative Informatics, Graduate School of Information Science and Technology, the University of Tokyo, May 28, 2010
ISS Square 情報セキュリティ・スペシャリスト・サーティフィケート（ISSCertificate）
2015-04-09: “Networking Operating System from Scratch towards High-Performance COTS Network Facilities”
at IIJ-II seminar
2014–2015: Practical Research on Fast Routing Lookup Algorithm with NTT Communications
2014: Operating System Architecture for Fast Packet I/O with Alaxala Networks