研究発表
著書
[1]ゴールドスミス ワイヤレス通信工学,
Andrea Goldsmith [著]，小林岳彦 [監訳]，
岩切直彦，大坐畠智，幸谷智，高橋賢，森香津夫，山嵜彰一郎 [訳]
丸善, 2007
[2] A Traffic Identification Method and Evaluations for a Pure P2P Application,
Satoshi Ohzahata, Yoichi Hagiwara, Matsuaki Terada and Konosuke Kawashima,
Springer-Verlag, pp. 55-68, 2005/03.
[3] A Fast Authentication Method for Secure and Seamless Handoff,
Satoshi Ohzahata, Shigetomo Kimura and Yoshihiko Ebihara,
Springer-Verlag, pp. 243-252, 2002/09.
論文誌
[1] 小林 史弥, 川口 銀河, 岡本 淳, 大坐畠 智, 小川 秀貴, 高橋 玲, モバイル環境における通信品質指標を用いた機械学習によるWeb転送遅延判定方式, 電子情報通信学会 和文論文誌B, Vol.J103-B, No.6, pp. 210-222, 2020.
[2] 大関尚紀, 山本嶺, 大坐畠智, 加藤聰彦, リカレントニューラルネットワークを用いた双方向通信ログに基づくTCP輻輳制御の推定方式, 情報処理学会論文誌, Vol. 61, No. 2, pp. 287-296, 2020.
[3] Ngo Quang Minh, Ryo Yamamoto, Satoshi Ohzahata, Toshihiko Kato, Proposal and Performance Evaluation of Hybrid Routing Mechanism for NDN Ad Hoc Networks Combining Proactive and Reactive Approaches, IEICE Transaction on Information and Systems, Vol. E102-D, No. 9, pp. 1784-1796, 2019.
[4] Toshihiko Kato, Shihan Cheng, Ryo Yamamoto, Satoshi Ohzahata, Nobuo Suzuki, “Implementation and Performance Evaluation of Eavesdropping Protection Method over MPTCP Using Data Scrambling and Path Dispersion,” International Journal on Advances in Security, Vol. 12, No. 1&2, pp. 69-78, 2019.
[5] Toshihiko Kato, Xiaofan Yan, Ryo Yamamoto, Satoshi Ohzahata, “A Study on Round-trip Time Estimation from Unidirectional Packet Traces Using Different TCP Congestion Control Algorithms,” International Journal On Advances in Networks and Services, Vol. 12, No. 1&2, pp. 1-9, 2019.
[6] Sornxayya Phetlasy, Satoshi Ohzahata, Celimuge Wu, Toshihito Kato, A Sequential Classifiers Combination Method to Reduce False Negative for Intrusion Detection System,IEICE Transactions on Information and Systems, Vol. 102, No. 5, pp. 888-897, 2019.
[7] 加藤聰彦、小田 淳、Xiaofan Yan、山本 嶺、大坐畠智，輻輳ウィンドウとその増加分に着目したパッシブなTCP輻輳制御アルゴリズムの推定方法，情報処理学会 論文誌，Vol. 60, No. 2, pp. 479-490, 2019.
[8] Toshihiko Kato, Masahito Moriyama, Ryo Yamamoto, Satoshi Ohzahata, Performance Evaluation of TCP Spurious Timeout Detection Methods Under Delay Spike and Packet Loss Emulating LTE Handover, IADIS International Journal on Computer Science and Information Systems, vol.13, no.2, pp.16-29, Dec. 2018.
[9] Toshihiko Kato, Shihan Cheng, Ryo Yamamoto, Satoshi Ohzahata, Nobuo Suzuki, Proposal and Study on Implementation of Data Eavesdropping Protection Method over Multipath TCP Communication Using Data Scrambling and Path Dispersion, International Journal On Advances in Security, 11/ 1&2, pp. 118-126, 2018.
[10] Toshihiko Kato, Kento Kobayashi, Sota Tasaki, Masataka Nomoto, Ryo Yamamoto, Satoshi Ohzahata, Experimental Analysis and Resolution Proposal on Performance Degradation of TCP over IEEE 802.11n Wireless LAN Caused by Access Point Scanning, International Journal On Advances in Telecommunications, Vol. 11, 1&2, pp. 10-19, 2018.
[11] 森山友和，山本 嶺，大坐畠 智，加藤聰彦，IEEE802.11ac無線LANのMU-MIMOダウンリンク伝送における動的フレームアグリゲーションサイズ選択によるスループット改善手法, 電子情報通信学会 和文論文誌B, Vol.J101-B, No.7,pp. 558-569, 2018.
[12] 野元 祐孝、策力木格、大坐畠智、加藤 聰彦：IEEE 802.11n無線LANのアップロードTCP通信におけるBufferbloat問題に対するアクセスポイントでの対応方式情報処理学会論文誌, Vol. 58, No. 2, pp. 427-438, 2017.
[13] Jing Lin, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato,
TDMA/DCF Hybrid QoS Scheme for Ad Hoc Networks,
IEICE Transactions on Communications, Vol. 100-B, No. 1, pp. 42-53, 2017.
[14] Ryo Yamamoto, Satoshi Ohzahata, and Toshihiko Kato,
A Hierarchical Opportunistic Routing with Moderate Clustering for Ad Hoc Networks,
IEICE Transactions on Communications. Vol. 100-B, No. 1, pp. 54-66, 2017.
[15] Hsiang-Yin Wu, Shigeo Takahashi, Hiroko Nakamura Miyamura, Satoshi Ohzahata, Akihiro Nakao,
Inferring partial orders of nodes for hierarchical network layout,
Journal of Imaging Science and Technology, Vol. 60, Issue 6, 13 pages (60407-1-60407-13), 2016.
[16] Celimuge Wu, Satoshi Ohzahata, Yusheng Ji, Toshihiko Kato,
How to Utilize Inter-flow Network Coding in VANETs: A Backbone Based Approach, IEEE Transactions on Intelligent Transportation Systems, Vol. 17, Issue 8, pp. 2223-2237, 2016.
[17] Celimuge Wu, Xianfu Chen, Yusheng Ji, Fuqiang Liu, Satoshi Ohzahata, Tsutomu Yoshinaga, Toshihiko Kato,
Packet Size-aware Broadcasting in VANETs with Fuzzy Logic and RL-based Parameter Adaptation,
IEEE Access, vol. 3, 2481-2491, 2015.
[18] Hiroaki Yokose, Koji Nitta, Satoshi Ohzahata, Toshihiko Kato,
A Practical and Efficient Overhearing Strategy for Reliable Content Distribution over a Single Hop Ad Hoc Network,
Journal of Information Processing (情報処理学会論文誌), vol.24, no.2, pp.292-301, 2016.
[19] Celimuge Wu, Yusheng Ji, Fuqiang Liu, Satoshi Ohzahata, and Toshihiko Kato,
Towards Practical and Intelligent Routing in Vehicular Ad Hoc Networks,
IEEE Transactions on Vehicular Technology, vol.64, no.12, pp.5503-5519, 2015.
[20] Celimuge Wu, Xianfu Chen, Yusheng Ji, Satoshi Ohzahata, and Toshihiko Kato,
Efficient Broadcasting in VANETs Using Dynamic Backbone and Network Coding,
IEEE Transactions on Wireless Communications, Vol. 14, No. 11, pp. 6057-6071, 2015.
[21] Timothy Girry Kale, Satoshi Ohzahata, Celimuge Wu and Toshihiko Kato,
Reducing Congestion in the Tor Network with Circuit Switching,
Journal of Information Processing (情報処理学会論文誌), vol.23, no.5, pp.589-602, September 2015.
[22] 新田幸司, 大坐畠 智, 加藤聰彦,
並列処理を用いたネットワークエミュレーションにおける無線1ホップ隣接端末間の因果関係改善方式,
電子情報通信学会 和文論文誌Ｂ, Vol. J98-B, No. 2, pp. 141-152, 2015.
[23] Celimuge Wu, Juan Xu, Yusheng Ji, Satoshi Ohzahata, and Toshihiko Kato,
Future Channel Utilization-Aware Routing for Cognitive Radio Ad Hoc Networks,
IEICE Transactions on Communications, Vol.E98-B, No.01, pp. 107-115, 2015.
[24] Celimuge Wu, Satoshi Ohzahata,Yusheng Ji, and Toshihiko Kato,
Joint Fuzzy Relays and Network Coding Based Forwarding for Multi-hop Broadcasting in VANETs,
IEEE Transactions on Intelligent Transportation Systems, Vol. 16, Issue 3, pp. 1415-1427, 2015.
[25] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato,
A Distributed Dynamic Channel Assignment and Routing Framework for Cognitive Sensor Systems,
IEICE Transaction on Information and Systems, Vol. E97-D, No. 10, pp. 2613-2622, 2014.
[26] Celimuge Wu, Yusheng Ji, Juan Xu, Satoshi Ohzahata, and Toshihiko Kato,
Coded Packets Over Lossy Links: A Redundancy-based Mechanism for Reliable and Fast Data Collection in Sensor Networks,>
Elseier Computer Networks, Vol. 70, No. 9, pp. 179-191, 2014.
[27] 熊谷雄太, 大坐畠 智, 加藤聰彦, 無線LAN におけるアクセスポイントと端末の協調による送信機会確保のためのメディアアクセス制御, 電子情報通信学会 和文論文誌Ｂ, Vol. J97-B, No. 2, pp. 110-119, 2014.
[28] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Practical Solution for Broadcasting in VANETs using Neighbor Information, IEICE Transaction on Communication, Vol. E96-B, No. 11, pp. 2856-2864, 2013.
[29] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Flexible, Portable and Practicable Solution for Routing in VANETs: A Fuzzy Constraint Q-Learning Approach, IEEE Trans. on Vehicular Technology, Vol. 62, No. 9, pp. 4251-4263, 2013.
[30] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, A reliable and flexible data gathering protocol for battery limited wireless sensor networks, International Journal of Communication Networks and Distributed Systems, Vol. 7, No. 2, pp. 139--156, 2013.
[31] Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, A low latency path diversity mechanism for sender-oriented broadcast protocols in VANETs, Elsevier Journal of Ad Hoc Networks, Vol. 11, Issue 7, pp. 2059-2068, 2012.
[32] 中澤 大暁，吉田 雅裕，大坐畠 智，中尾 彰宏，川島 幸之助，Winnyネットワークにおける検索クエリの遮断によるファイル流通制御方式, 電子情報通信学会 和文論文誌Ｂ, Vol. 95-B, No. 5, pp. 636-648, 2012. (ネットワークシステム研究会推薦論文)
[33] Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, VANET Broadcast Protocol Based on Fuzzy Logic and Lightweight Retransmission Mechanism, IEICE Transaction on Communication, Vol. E95-B, No. 2, pp. 415-425, 2012.
[33] 吉田 雅裕，大坐畠 智，川島 幸之助，中尾 彰宏，Shareネットワークに対するコンテンツポイズニングを用いたファイル流通制御方式, 電子情報通信学会 和文論文誌Ｂ, Vol. 94-B, No. 5, pp. 686-697, 2011. (ネットワークシステム研究会推薦論文)
[34] Satoshi Ohzahata, and Konosuke Kawashima, An Experimental Study of Peer Behavior in a Pure P2P Network, Elsevier Journal of Systems & Software, Vol. 84, Issue 1, pp. 21-28, 2011.
[35] 吉田 雅裕，大坐畠 智，中尾 彰宏，川島 幸之助，Winnyネットワークに対するインデックスポイズニングを用いたファイル流通制御方式， 情報処理学会論文誌 Vol. 50, No. 9 pp. 2008-2022, 2009.
[36] 大坐畠 智，川島 幸之助，クライアント／サーバ関係に着目したピュアP2Pアプリケーショントラヒック特定方式と評価, 情報処理学会論文誌 Vol. 49, No. 2 pp. 988-998, 2008.
[37] Satoshi Ohzahata, Shigetomo Kimura, Yoshihiko Ebihara and Konosuke Kawashima, A Cross-Layer Retransmission Control for Improving TCP Performance in Wireless LAN, IEICE Transactions on Communications, Vol. E90-B, No. 8, pp. 2070-2080, 2007.
[88] Satoshi Ohzahata, Shigetomo Kimura and Yoshihiko Ebihara, Adaptive Handoff Algorithm for Efficient Network Resource Utilization in Mobile Internet Environments, World Scienific Journal of Interconnection Networks, Vol. 4 Num. 3, pp.361-375, 2003.
[39'] Satoshi Ohzahata, Shigetomo Kimura and Yoshihiko Ebihara, A Fast Authentication Method for Secure and Seamless Handoff, Springer-Verlag LNCS 2344, pp. 243-252, 2002.
[40] Satoshi Ohzahata, Shigetomo Kimura and Yoshihiko Ebihara, A Proposal of Seamless Handoff Method for Cellular Internet Environments, IEICE Transactions on Communications, Vol. E84-B, No. 4, pp. 752-759, 2001.
国際会議
[1] Toshihiko Kato, Takumi Enda, Ryo Yamamoto, Satoshi Ohzahata, How Coarse-grained Clock Impacts on Performance of NDN Rate-based Congestion Control with Explicit Rate Reporting, in Proceedings of 15th Federated Conference on Computer Science and Information Systems (FedCSIS 2020), pp. 479-488, 2020.
[2] Toshihiko Kato, Takumi Enda, Ryo Yamamoto, Satoshi Ohzahata, A Study on Performance of Explicit Rate Report based Congestion Control under Coarse-grained Clock Management, in Proceedings of 11th International Conference on Data Communication Networking (DCNET 2020), pp. 82-88, 2020.
[3] Toshihiko Kato, Shiho Haruyama, Ryo Yamamoto, Satoshi Ohzahata, mpCUBIC: A CUBIC-like Congestion Control Algorithm for Multipath TCP, in Proceedings of 8th World Conference on Information Systems and Technologies (WorldCist ’20), pp. 306-317, 2020.
[4] Kento Nakanishi, Fumiya Suzuki, Satoshi Ohzahata, Ryo Yamamoto, Toshihiko Kato, A Container-based Content Delivery Method for Edge Cloud over Wide Area Network, Proc. of International Conference on Information Networking (ICOIN) 2020, pp. 568-573, 2020.
[5] Ryuji Asakura, Reido Horigome, Nariyoshi Yamai, Naoya Kitagawa, Satoshi Ohzahata, A Traffic Distribution System Among Multiple Terminals Using MPTCP in Multihomed Network Environment, Proc. of IEEE 43rd Annual Computer Software and Applications Conference (COMPSAC) 2019 workshop SRS, p.900-903, 2019.
[6] Rei Nakagawa, Satoshi Ohzahata, Ryo Yamamoto, Toshihiko Kato, A congestion avoidance for adaptive streaming over ICN using bitrate feedback from in-network nodes, Proc. of ASON 2019, pp. 40-46, 2019.
[7] Sornxayya Phetlasy, Satoshi Ohzahata, Celimuge Wu, Toshihito Kato, Applying SMOTE for a Sequential Classifiers Combination Method to Improve the Performance of Intrusion Detection System, IEEE CyberSciTech 2019, pp. 255-258, 2019.
[8]Yasushi Okamura, Ryo Yamamoto, Satoshi Ohzahata, Toshihiko Kato, Opportunistic Routing for Heterogeneous IoT Networks, IEEE International Conference on Consumer Electronics -Taiwan (ICCE-TW) 2019, 2 pages, 2019.
[9] Fumiya Suzuki, Satoshi Ohzahata, Ryo Yamamoto, Toshihiko Kato, An Efficient Dynamic Bandwidth Reservation Method in Content-Centric Network, IEEE International Conference on Consumer Electronics -Taiwan (ICCE-TW) 2019, 2 pages, 2019.
[10] Toshihiko Kato, Sota Tasaki, Ryo Yamamoto, Satoshi Ohzahata, Analysis of Performance Degradation of TCP Reno over WLAN Caused by Access Point Scanning, World Conference on Information Systems and Technologies (WorldCIST’19), pp. 385-395, 2019.
[11] Atsuko Yokotani, Satoshi Ohzahata, Ryo Yamamoto, Tochihiko Kato, A Dynamic Cache Size Assignment Method with Bandwidth Reservation for CCN, International Conference on Information Networking (ICOIN) 2019 , pp. 430-435, 2019.
[12] Toshihiko Kato, Adhikari Diwakar, Ryo Yamamoto, Satoshi Ohzahata, Nobuo Suzuki, Performance Evaluation of MultiPath TCP Congestion Control, Proc. of WorldCIST'18, pp. 19-24, 2018.
[13] Masami Fukuyama, Nariyoshi Yamai, Satoshi Ohzahata, Naoya Kitagawa, Throughput Improvement of MPTCP by Selective Bicasting with Cross-Layer Control in Wireless Environment, Proc. of ADMNET 2018 in IEEE 42nd Annual Computer Software and Applications Conference (COMPSAC 2018), pp. 204-209, 2018.
[14] Reido Horigome, Nariyoshi Yamai, Naoya Kitagawa, Satoshi Ohzahata, Alternating Primary Subflow in MPTCP by External Program without Kernel Modification, Proc. of SRS 2018 in IEEE 42nd Annual Computer Software and Applications Conference (COMPSAC 2018), pp. 962-965, 2018.
[15] Toshihiko Kato, Xiaofan Yan, Ryo Yamamoto, Satoshi Ohzahata, Identification of TCP Congestion Control Algorithms from Unidirectional Packet Traces, Proceedings of 2nd International Conference on Communication and Network Technology (ICCNT 2018), pp. 1-6, 2018.
[16] Toshihiko Kato, Shihan Cheng, Ryo Yamamoto, Satoshi Ohzahata, Nobuo Suzuki, Implementation of Eavesdropping Protection Method over MPTCP Using Data Scrambling and Path Dispersion, Proceedings of The Twelfth International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2018), pp. 108-113, 2018.
[17] Tomoharu Endo, Atsuko Yokotani, Satoshi Ohzahata, Ryo Yamamoto, Toshihiko Kato, An Adaptive Bandwidth Reservation Method for a Content-Centric Network, Proc. of IEEE COMPSAC 2018 Workshop IWFIT, 6 pages, 2018.
[18] Tomokazu Moriyama, Ryo Yamamoto, Satoshi Ohzahata, Toshihiko Kato, TCP Congestion Control over IEEE 802.11 Wireless LANs Based on K-means Clustering Focusing on Congestion Window Size and Round-trip Time, Proceedings of 9th International Conference on Data Communication Networking (DCNET 2018), pp. 25-32, 2018.
[19] Toshihiko Kato, Xiaofan Yan, Ryo Yamamoto, Satoshi Ohzahata, Applying Lomb Periodogram to Round-trip Time Estimation from Unidirectional Packet Traces with Different TCP Congestion Controls, Proceedings of The Thirteenth International Conference on Internet Monitoring and Protection (ICIMP 2018), pp. 1-6, 2018.
[20] Toshihiko Kato, Masahito Moriyama, Ryo Yamamoto, Satoshi Ohzahata, Experimental Analysis of Spurious Timeout Detection Methods with LTE Handover Emulation, Proceedings of 7th International Conference on Theory and Practice in Modern Computing (TPMC 2018), pp. 105-112, 2018.
[21] Toshihiko Kato, Kazuki Osada, Ryo Yamamoto, Satoshi Ohzahata, A Study on How Coarse-grained Clock System Influences NDN Rate-based Congestion Control, Proceedings of The Seventeenth International Conference on Networks (ICN 2018), pp. 35-40, 2018.
[22] Toshihiko Kato, Adhikari Diwakar, Ryo Yamamoto, Satoshi Ohzahata, How Insufficient Send Socket Buffer Affects MPTCP Performance over Paths with Different Delay, Proc. of 6th World Conference on Information Systems and Technologies (WorldCist ’18), pp. 614-624, 2018.
[23] Roy Yamamoto, Satoshi Ohzahata, Toshihiko Kato, Adaptive Geo-Fencing with Local Storage Architecture on Ad Hoc Networks, Proc. of International Conference on Electronics, Information, and Communication 2018, pp. 125-128, 2018.
[24] Atsuko Yokotani, Satoshi Ohzahata, Hiromi Ueda,Increasing the Number of Connectable ONUs with Subcarrier Digital Modulation Passive Optical Network,Proc.of APCC 2017, 6 pages, 2017.
[25] Masataka Nomoto, Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, A Solution for Bufferbloat Problem in Upload TCP Communication over IEEE 802.11n WLAN Only by Modifying Access Point, The Sixth International Conference on Communications, Computation, Networks and Technologies (INNOV 2017), pp. 8-13, 2017.
[26] Toshihiko Kato, Shilan Cheng, Ryo Yamamoto, Satoshi Ohzahata, Nobuo Suzuki,Protecting Eavesdropping over Multipath TCP Communication Based on Not-Every-Not-Any Protection,The Eleventh International Conference on Emerging Security Information, Systems and Technologies (SECURWARE 2017), pp. 87-92, 2017.
[27] Tomokazu Moriyama, Ryo Yamamoto, Satoshi Ohzahata, Toshihiko Kato, Frame Aggregation Size Determination for IEEE 802.11ac WLAN Considering Channel Utilization and Transfer Delay,14th International Conference on Wireless Networks and Mobile Systems (WINSYS 2017), pp. 89-94, 2017.
[28] Jing Lin, Ryo Yamamoto, Satoshi Ohzahata, Toshihiko Kato, A QoS Aware Ad Hoc Multicast by Combining TDMA and IEEE 802.11 DCF, International Conferences Computer Graphics, Visualization, Computer Vision and Image Processing 2017 and Big Data Analysis, Data Mining and Computational Intelligence 2017, 204-211, 2017.
[29] Ngo Quang Minh, Ryo Yamamoto, Satoshi Ohzahata, Toshihiko Kato, A Routing Protocol Proposal for NDN Based Ad Hoc Networks Combining Proactive and Reactive Routing Mechanisms, The Thirteenth Advanced International Conference on Telecommunications (AICT 2017), pp. 80-86, 2017.
[30] Masataka Nomoto, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato, Resolving Bufferbloat in TCP Communication over IEEE 802.11n WLAN by Reducing MAC Retransmission Limit at Low Data Rate, Proc. ICN 2017, pp. 69-74, 2017.
[31] Yusuke Yamazaki, Timothy Girry Kale, Satoshi Ohzahata, Toshihiko Kato, Improving Consistency of Parallel Emulation for Multi-hop Wireless Ad-hoc Network, Proc. of ASON 2016, 6 pages, 2016/11.
[32] Ryo Yamamoto, Satoshi Ohzahata, and Toshihiko Kato, Hierarchical Opportunistic Routing with Stability Information for Mobile Ad Hoc Networks, Proc. of ATC, 5 pages, 2016/09.
[33] Phetlasy Sornxayya, Satoshi Ohzahata, Celimuge Wu, Toshihiko Kato, Combining two sequential algorithms for classification of intrusion detection system dataset, IWSEC 2016, 2016. (reviewed by abstract)
[34] Yoshiki Hashimoto, Masataka Nomoto, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato, Performance Anomaly in Download TCP Flows Over IEEE 802.11n Wireless LAN, Proc. The Fifth International Conference on Communications, Computation, Networks and Technologies, pp.13-18, 2016/08.
[35] Toshihiko Kato, Yao Koffi Hubert Wilfried, Celimuge Wu and Satoshi Ohzahata, IBGP Solution by Combining Route Reflection And Shared Tree Based Multicast, Proc. 5th International Conference on Theory and Practice in Modern Computing, pp. 203-210, 2016/07.
[36] Toshihiko Kato, Atsushi Oda, Celimuge Wu, and Satoshi Ohzahata, Comparing TCP Congestion Control Algorithms Based on Passively Collected Packet Traces,Proc. of ICSNC 2015, pp.135-141, 2016/02/01.
[37] Takashi Sasagawa, Satoshi Ohzahata and Toshihiko Kato, Suppressing Selfish Transmissions with Extending NAV Period and Resetting CW of Access Point in Wireless LAN, Proc. of the 5th International Workshop on Large-Scale Network Security, 6 pages,2016.
[38] Timothy Girry Kale, Satoshi Ohzahata, Celimuge Wu, Toshihiko Kato, Evaluating Tor Modified Switching Algorithm in the Emulation Environment, Proc. of IEEE APCC 2016, 2016. (accepted)
[39] Timothy Girry Kale, Satoshi Ohzahata, Celimuge Wu, Toshihiko Kato, Improving the Tor Traffic Distribution with Circuit Switching Method, Proc. of IEEE HPSR 2016, 2 pages, 2016. (poster session)
[40] Toshihiko Kato, Atsushi Oda, Celimuge Wu, and Satoshi Ohzahata, Comparing TCP Congestion Control Algorithms Based on Passively Collected Packet Traces, Proc. of ICSNC 2015, pp. 135-141, 2016.
[41] Yoshiki Hashimoto, Masataka Nomoto, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato, Experimental Analysis on Performance Anomaly for Download Data Transfer at IEEE 802.11n Wireless LAN, Proc. of ICN 2016, pp. 22-27. 2016.
[42] A. Kanayama, S. Ohzahata, T. Kato, “Piece Distribution Scheduling for Streaming Content Delivery with Pseudo-Multicast over Wireless LAN,” Proc. of IEEE CCNC 2016, 2 pages, 2016. (poster session)
[43] Sornxayya Phetlasy, Satoshi Ohzahata, Celimuge Wu and Toshihiko Kato, Sequential Combination of Two Classifier Algorithms for Binary Classification to Improve the Accuracy, Proc. of WANC in Candar 2015, PP. 576-580, 2015.
[44] Celimuge Wu, Xianfu Chen, Yusheng Ji, Satoshi Ohzahata, and Toshihiko Kato, A Packet Size-aware Multi-hop Broadcast Protocol for VANETs Based on Adaptive Redundancy, The 24th International Conference on Computer Communications and Networks (ICCCN), pp. 134-139, 2015.
[45] Celimuge Wu, Yusheng Ji, Satoshi Ohzahata, and Toshihiko Kato, Can DTN Improve the Performance of Vehicle-to-roadside Communication?, IEEE 25th International Symposium on Personal, Indoor and Mobile Radio Communications(PIMRC), pp. 1934--1939, 2015.
[46] Timothy Girry Kale, Satoshi Ohzahata, Celimuge Wu, and Toshihiko Kato, Evaluation of Dynamic Circuit Switching to Reduce Congestion in Tor, Proc. of ITNAC 2015, pp. 326-331, 2015.
[47] Celimuge Wu, Yusheng Ji, Satoshi Ohzahata and Toshihiko Kato, A Routing Protocol for VANETs with Adaptive Frame Aggregation and Packet Size Awareness, IEEE International Conference on Communications (ICC) 2015, pp. 6565-6570, 2015.
[48] Jing Lin, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato, Performance Evaluation of Time Slot Based QoS Aware Ad Hoc Network Scheme for CBR and TCP Flows, Proc. of APNOMS 2015, pp. 139-144, 2015.
[49] Jing WEI, Jinglin LI, Zhihan LIU, Celimuge WU, Satoshi OHZAHATA, Toshihiko KATO, Design of EV Common Service Platform, Proc. of ICT-ISPC 2015, 4 pages, 2015.
[50] Sornxayya Phetlasy, Satoshi Ohzahata, Celimuge Wu and Toshihiko Kato,
Combining Sequential Minimal Optimization and Naïve Bayes Algorithms for Accurate Data Classification,
Proc. of ICT-ISPC 2015, 4 pages, 2015. (Best paper, Best poster)
[51] Kazuaki, Nishizaka, Satoshi Ohzahata, Toshihiko Kato, Performance Analysis of a Content Distribution Method using Pseudo-Multicast with File Piecing for Wireless Multi-hop Environment, CANDAR 2014, 6 pages, 2014.
[52] Timothy Girry Kale, Satoshi Ohzahata, Celimuge Wu, and Toshihiko Kato, A Circuit Switching Method for Improving Congestion of Tor Network, Proc. of the 16-th International Symposium on Multimedia Network Systems and Applications (MNSA-2014), 6 pages, 2014.
[53] Celimuge Wu, Satoshi Ohzahata, Yusheng Ji and Toshihiko Kato, Making Inter-flow Network Coding Possible for Unicast Routing in VANETs, Proc. of ICCVE 2014.
[54] Toshihiko Kato, Atsushi Oda, Shun Ayukawa, Celimuge Wu, Satoshi Ohzahata, Inferring TCP Congestion Control Algorithms by Correlating Congestion Window Sizes and their Differences, Proc. of ICSNC 2014, pp. 42-47, 2014.
[55] Weikai Wang, Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, Experimental Analysis of TCP Behaviors against Bursty Packet Losses Caused by Transmission Interruption, Proc of ICN 2014, pp. 136-141, 2014.
[56] Celimuge Wu, Satoshi Ohzahata, Yusheng Ji, and Toshihiko Kato, Multi-hop Broadcasting in WAVE Multi-channel Vehicular Networks: Single Transceiver Case, 17th International IEEE Conference on Intelligent Transportation Systems, pp. 6 pages, 2014.
[57] Jing Lin, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato, A QoS Supporting Ad Hoc Network Protocol Combing Admission Based TDMA and 802.11 DCF,'' Proc. of Asia-Pacific Network Operations and Management Symposium (APNOMS), 4 pages, 2014.
[58] Celimuge Wu, Satoshi Ohzahata, Yusheng Ji, and Toshihiko Kato, Multi-hop Broadcasting in VANETs Integrating Intra-flow and Inter-flow Network Coding, Proc. of IEEE VTC-fall'14, pp. 1091-1096, 2014.
[59] Celimuge Wu, Satoshi Ohzahata, Yusheng Ji, and Toshihiko Kato, Providing Fast Broadcasting by Reserving Time Slots for Multi-hop Distance in VANETs, Proc. of IWCMC 2014, pp. 213-218, 2014.
[60] Weikai Wang, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato, TCP Performance Problem on Timeout Retransmission Triggered by Bursty Packet Losses, Proc. of International Conference on Theory and Practice in Modern Computing, pp. 141-148, 2014.
[61] Timothy Girry Kale, Satoshi Ohzahata, Celimuge Wu, and Toshihiko Kato, Analyzing the Drawbacks of Node-Based Delays in Tor, Proc. of CQR 2014, 6 pages, 2014.
[62] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Toward a Totally Distributed Flat Location Service for Vehicular Ad Hoc Networks, Proc. of IEEE VTC-spring'14, 6 pages, 2014.
[63] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Joint MAC and Network Layer Control for VANET Broadcast Communications Considering End-to-end Latency, Proc. of IEEE AINA'14, pp. 689-696, 2014.
[64] Masataka Nomoto, Toshihiko Kato, Celimuge Wu, and Satoshi Ohzahata, Resolving Bufferbloat Problem in 802.11n WLAN by Weakening MAC Loss Recovery for TCP Stream, Proc. of the IASTED International Conference Parallel and Distributed Computing and Networks (PDCN 2014), pp. 293-300, 2014.
[65] Weikai Wang, Celimuge Wu, Satoshi Ohzahata, and Toshihiko Kato, Experimental Analysis of TCP Behaviors against Bursty Packet Losses Caused by Transmission Interruption, Proc. of The Thirteenth International Conference on Networks, pp. 136-141, 2014.
[66] Celimuge Wu, Satoshi Ohzahata, Yusheng Ji and Toshihiko Kato, A MAC Protocol for Delay-sensitive VANET Applications With Self-learning Contention Scheme, Proc. of IEEE 11th Consumer Communications and Networking Conference (CCNC), pp. 729-734, 2014.
[67] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, A Routing Protocol for Cognitive Radio Ad Hoc Networks Giving Consideration to Future Channel Assignment, Proc. of CANDAR, pp. 227-232, 2013.
[68] Hiroaki Yokose, Satoshi Ohzahata, Toshihiko Kato, An Efficient Overhearing Strategy for Content Distribution in Wireless LAN, Proc. of ASIAN INTERNET ENGINEERING CONFERENCE (AINTEC) 2013, pp. 33-40, 2013.
[69] Timothy Girry Kale, Satoshi Ohzahata, Celimuge Wu, and Toshihiko Kato, Effectiveness of Performance Flag Selection for Enhancing the Tor Circuit, Proc. of APNOMS 2013, 3 pages, 2013 (Poster session).
[70] Narangerel Dashbyamba, Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, An Improvement of OLSR Using Fuzzy Logic Based MPR selection, Proc. of APNOMS 2013, 6 pages, 2013.
[71] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Can We Generate Efficient Routes by Using Only Beacons? Backbone Routing in VANETs, Proc. of PIMRC 2013, pp. 2944-2949, 2013.
[72] Toshihiko Kato, Tsukasa Miyamae, Celimuge Wu, and Satoshi Ohzahata, OPTIMIZATION OF AREA SPLITTING TO MINIMIZE OSPF LSA EXCHANGE, the IADIS Theory and Practice in Modern Computing 2013 (TPMC 2013) Conference, pp. 11-18, 2013.
[73] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Joint MAC Network Layer Broadcast Protocol for Vehicular Ad Hoc Networks, IEEE International Conference on Communications (ICC) Workshops, pp.505-509, 2013.
[74] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, A Loss-tolerant Scheme for Unicast Routing in VANETs using Network Coding, IEEE International Wireless Communications and Mobile Computing Conference (IWCMC), pp. 1058-1063, 2013.
[75] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Data Dissemination with Dynamic Backbone Selection in Vehicular Ad Hoc Networks, IEEE 78th Vehicular Technology Conference (VTC2013-Fall), 6 pages, 2013.
[76] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Network Coding Assisted Cooperative Relay Scheme for Sender-oriented Broadcast in VANETs, IEEE Wireless Communications and Networking Conference (WCNC), pp. 1387-1392, 2013.
[77] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, Routing in VANETs: A Fuzzy Constraint Q-Learning Approach, IEEE Global Communications Conference (GLOBECOM), pp.213-218, 2012.
[78] Celimuge Wu, Satoshi Ohzahata and Toshihiko Kato, How to Broadcast Efficiently in Vehicular Ad Hoc Networks Without GPS, in Proceedings of IEEE Vehicular Networking Conference, Seoul, Republic of Korea, pp.258-264, 2012.
[79] Hiroaki Yokose, Satoshi Ohzahata and Toshihiko Kato, An Efficient Contents Distribution Method Using Overhearing and File Piecing in Wireless LAN, Proc. of APSITT 2012, 6 pages, 2012.
[80] Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, OFA: Opportunistic Forwrding and Acknowledgement for Vehicular Ad Hoc Networks, Proc. of IB2COM'11, pp. 213-218, 2011.
[81] Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, A Broadcast Path Diversity Mechanism for Delay Sensitive VANET Safety Applications, Proc. of VNC 2011, pp. 171-176, 2011.
[82] Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, Learning Route from Beaconig and Interest Dissemination in Vehicular Sensor Networks, Proc. of TSSA 2011, pp. 49-54, 2011.
[83] Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, Fuzzy One-phase Pull Diffusion for WSNs in Fading Channel, Proc. of IWSN 2011, pp. 1-6, 2011.
[84] Hiroko Nakamura Miyamura, Satoshi Ohzahata, Yuji Shinano, Ryuhei Miyashiro, Adaptive View-Dependent Tree Graph Visualization, Proc. of 2011 Eighth International Joint Conference on Computer Science and Software Engineering (JCSSE), pp. 187-192, 2011.
[85] Celimuge Wu, Satoshi Ohzahata, Toshihiko Kato, Fuzzy Logic Based Multi-Hop Broadcast for High-Density Vehicular AdHoc Networks, Proc. of IEEE VNC 2010, pp 17-24, 2010.
[86] Takashi Koizumi, Masahiro Yoshida, Satoshi Ohzahata, Konosuke Kawashima, An Analysis of the P2P Traffic Characteristics on File Transfers Between Prefectures and Between Autonomous Systems in the Winny Network,” APCC 2010, pp. 147-152, 2010.
[87] Toshiyuki Hirai, Satoshi Ohzahata, Konosuke Kawashima, A TCP Congestion Control Method for Real-Time Communication Based on Channel Occupancy of a Wireless LAN, APCC 2010, pp. 153-158, 2010.
[88] Keiya Ijiri, Satoshi Ohzahata, Konosuke Kawashima, TCP Window Control for QoS Improvement based on Channel Occupancy Information over Wireless LAN, Proc. of INDIN 2010, pp. 1016-1021, 2010.
[89] Masahiro Yoshida, Satoshi Ohzahata, Akihiro Nakao, Konosuke Kawashima, Controlling File Distribution in The Share Network Through Content Poisoning, Proc. of AINA 2010, pp. 1004-1011, 2010.
[90] Hiroaki Nakazawa, Masahiro Yoshida, Satoshi Ohzahata, Akihiro Nakao, Konosuke Kawashima, A Method for Controlling Search in a Pure P2P File Sharing Network, Proc. of 8th Asia-Pacific Symposium on Information and Telecommunication Technologies (APSITT 2010), pp. 1-6, 2010.
[91] Yoshihiro Yoshioka, Satoshi Ohzahata, Konosuke Kawashima, Fair Bandwidth Assignment to Each Terminal by Adjusting Contention Window Size in Access Point, Proc. IEEE PIMRC'09, pp. 762-766, 2009.
[92] Kengo Mikoshiba, Satoshi Ohzahata, Konosuke Kawashima, Adjusting TCP Window Flow Control based on Channel Occupancy Information of IEEE 802.11 Systems, Proc. IEEE PIMRC'09, pp. 1522-1526, 2009.
[93] Satoshi Ohzahata, Konosuke Kawashima, A Measurement Study on Peer Behaviors for a Pure P2P Network, Proc. of AINA2009, pp. 241-248, 2009.
[99] Hiroshi Nakashima, Satoshi Ohzahata, Konosuke Kawashima, A Traffic Control Method with Channel Occupancy Information from MAC Layer in IEEE802.11, Proc. of ICOIN2009, pp. 220-224, 2009.
[100] Masahiro Yoshida, Satoshi Ohzahata, Akihiro Nakao, Konosuke Kawashima, Controlling File Distribution in Winny Network Through Index Poisoning, Proc. of ICOIN2009, pp. 210-214, 2009.
[101] Satoshi Ohzahata, Konosuke Kawashima, A Study on Traffic Characteristics Evaluation for a Pure P2P Application, Proc. the 2nd International Workshop on Modeling, Simulation, and Optimization of Peer-to-Peer Environments (MSOP2P), pp. 483-490, 2008.
[102] Alain Solheid, Yukihiro, Kamiha, Satoshi Ohzahata, Konosuke Kawashima, A Performance Evaluation of Wireless Ad Hoc Network based on the Forward Interference Avoidance Concept, Proc. the 10th International Symposium on Wireless Personal Multimedia Communications (WPMC,07), 2007.
[103] Satoshi Ohzahata and Konosuke Kawashima, Basic Throughput Evaluation of Wireless Network Employing User Guidance to Hotspot by Advertising through Ad Hoc Network, Proc. of The 17th International Teletraffic Congress Specialist Seminar, 2006.
[104] Satoshi Ohzahata and Konosuke Kawashima, A Pure P2P Network Size Estimation Method using Network Measurements and Computer Simulation Experiments, Proc. of The 19th International Teletraffic Congress (ITC19), pp. 69-78, 2005.
[105] Satoshi Ohzahata, Yoichi Hagiwara, Matsuaki Terada and Konosuke Kawashima, A Traffic Identification Method and Evaluations for a Pure P2P Application, Proc. of the 2005 Passive and Active Measurement (PAM'05) workshop, 2005. (Springer-Verlag LNCS 3431, pp. 55-68),
[106] Satoshi Ohzahata, Shigetomo Kimura, Yoshihiko Ebihara and Konosuke Kawashima, A Queue Management Method for Improving TCP Performance in Wireless Environments, Proc. IEEE Wireless Communications and Networking Conference 2004 (WCNC2004), Vol. 2, pp. 1069-1075, 2004.
[107] Satoshi Ohzahata and Konosuke Kawashima, Evaluation of a Queue Management Method for TCP Communications over Multi-hop Wireless Links, Proc. The Fifth European Wireless Conference Mobile and Wireless Systems beyond 3G (European Wireless 2004), pp.298-304, 2004.
[108] Satoshi Ohzahata, Shigetomo Kimura and Yoshihiko Ebihara, Adaptive Handoff Algorithm for Efficient Network Resource Utilization, Proc. IEEE The International Conference on Advanced Information Networking and Applications 2003 (AINA2003), pp.743-748, 2003.
[109] Satoshi Ohzahata, Shigetomo Kimura and Yoshihiko Ebihara, Soft Handoff Method for Wireless Cellular Real-Time Communications in Mobile IP, Proc. 14th International Conference on Information Networking 26-28 Jan. 2000.
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