Keisuke Ishibashi

Publication Activity (10 Years)

Years Active: 2000-2023
Publications (10 Years): 23

Top Topics

Anomaly Detection

Traffic Engineering

Statistical Estimation

Top Venues

IEICE Trans. Commun.

Publications

Kotaro Hatanaka, Tatsuaki Kimura, Yuka Komai, Keisuke Ishibashi, Masahiro Kobayashi, Shigeaki Harada
Extraction and Prediction of User Communication Behaviors From DNS Query Logs Based on Nonnegative Tensor Factorization. IEEE Trans. Netw. Serv. Manag. 20 (3) (2023)
Keisuke Ishibashi, Takumi Uchida
Estimating Traffic Latent Due to QoS Deterioration: A Time-Series Causal Inference Approach. ITC (2023)
Takumi Uchida, Keisuke Ishibashi, Kensuke Fukuda
Routing and Capacity Optimization Based on Estimated Latent OD Traffic Demand. COMPSAC (2020)
Shigeaki Harada, Keisuke Ishibashi, Ryoichi Kawahara
Modeling Upper Layer Reaction to QoS Degradation as a Congestion Avoidance Mechanism. IEICE Trans. Commun. (4) (2020)
Akito Suzuki, Ryoichi Kawahara, Masahiro Kobayashi, Shigeaki Harada, Yousuke Takahashi, Keisuke Ishibashi
Extendable NFV-Integrated Control Method Using Reinforcement Learning. IEICE Trans. Commun. (8) (2020)
Keisuke Ishibashi, Shigeaki Harada, Ryoichi Kawahara
Inferring Latent Traffic Demand Offered to an Overloaded Link with Modeling QoS-Degradation Effect. IEICE Trans. Commun. (4) (2019)
Akito Suzuki, Ryoichi Kawahara, Masahiro Kobayashi, Shigeaki Harada, Yousuke Takahashi, Keisuke Ishibashi
Extendable NFV-Integrated Control Method Using Reinforcement Learning. CoRR (2019)
Tatsuaki Kimura, Akio Watanabe, Tsuyoshi Toyono, Keisuke Ishibashi
Proactive Failure Detection Learning Generation Patterns of Large-Scale Network Logs. IEICE Trans. Commun. (2) (2019)
Yousuke Takahashi, Keisuke Ishibashi, Masayuki Tsujino, Noriaki Kamiyama, Kohei Shiomoto, Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata
Separating Predictable and Unpredictable Flows via Dynamic Flow Mining for Effective Traffic Engineering. IEICE Trans. Commun. (2) (2018)
Noriaki Kamiyama, Keisuke Ishibashi, Yoko Hoshiai
Reachability Analysis of Multi-Hop D2D Communications at Disaster. IEICE Trans. Commun. (8) (2018)
Yasuhiro Ikeda, Kengo Tajiri, Yuusuke Nakano, Keishiro Watanabe, Keisuke Ishibashi
Estimation of Dimensions Contributing to Detected Anomalies with Variational Autoencoders. CoRR (2018)
Akio Watanabe, Keisuke Ishibashi, Tsuyoshi Toyono, Keishiro Watanabe, Tatsuaki Kimura, Yoichi Matsuo, Kohei Shiomoto, Ryoichi Kawahara
Workflow Extraction for Service Operation Using Multiple Unstructured Trouble Tickets. IEICE Trans. Inf. Syst. (4) (2018)
Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto, Tomoaki Hashimoto
Hierarchical Model Predictive Traffic Engineering. IEEE/ACM Trans. Netw. 26 (4) (2018)
Yoichi Matsuo, Yuusuke Nakano, Akio Watanabe, Keishiro Watanabe, Keisuke Ishibashi, Ryoichi Kawahara
Root-Cause Diagnosis for Rare Failures Using Bayesian Network with Dynamic Modification. ICC (2018)
Yasuhiro Ikeda, Keisuke Ishibashi, Yuusuke Nakano, Keishiro Watanabe, Ryoichi Kawahara
Anomaly Detection and Interpretation using Multimodal Autoencoder and Sparse Optimization. CoRR (2018)
Akito Suzuki, Masahiro Kobayashi, Yousuke Takahashi, Shigeaki Harada, Keisuke Ishibashi, Ryoichi Kawahara
Extendable NFV-Integrated Control Method Using Reinforcement Learning. ICC (2018)
Keisuke Ishibashi, Kazumichi Sato
Identifying DNS Anomalous User by Using Hierarchical Aggregate Entropy. IEICE Trans. Commun. (1) (2017)
Tatsuaki Kimura, Keisuke Ishibashi, Tatsuya Mori, Hiroshi Sawada, Tsuyoshi Toyono, Ken Nishimatsu, Akio Watanabe, Akihiro Shimoda, Kohei Shiomoto
Network Event Extraction from Log Data with Nonnegative Tensor Factorization. IEICE Trans. Commun. (10) (2017)
Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto, Tomoaki Hashimoto
Hierarchical traffic engineering based on model predictive control. ICNC (2016)
Tatsuya Mori, Takeru Inoue, Akihiro Shimoda, Kazumichi Sato, Shigeaki Harada, Keisuke Ishibashi, Shigeki Goto
Statistical estimation of the names of HTTPS servers with domain name graphs. Comput. Commun. 94 (2016)
Akio Watanabe, Keisuke Ishibashi, Tsuyoshi Toyono, Tatsuaki Kimura, Keishiro Watanabe, Yoichi Matsuo, Kohei Shiomoto
Workflow extraction for service operation using multiple unstructured trouble tickets. NOMS (2016)
Yousuke Takahashi, Keisuke Ishibashi, Masayuki Tsujino, Noriaki Kamiyama, Kohei Shiomoto, Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata
Separating predictable and unpredictable flows via dynamic flow mining for effective traffic engineering. ICC (2016)
Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto, Tomoaki Hashimoto
Framework for traffic engineering under uncertain traffic information. ICTC (2016)
Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto, Tomoaki Hashimoto
Traffic engineering based on stochastic model predictive control for uncertain traffic change. IM (2015)
Akihiro Shimoda, Keisuke Ishibashi, Kazumichi Sato, Masayuki Tsujino, Takeru Inoue, Masaki Shimura, Takanori Takebe, Kazuki Takahashi, Tatsuya Mori, Shigeki Goto
Inferring Popularity of Domain Names with DNS Traffic: Exploiting Cache Timeout Heuristics. GLOBECOM (2015)
Noriaki Kamiyama, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto, Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata
Effective Flow Aggregation for Traffic Engineering. IEICE Trans. Commun. (10) (2015)
Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata, Yousuke Takahashi, Noriaki Kamiyama, Keisuke Ishibashi, Kohei Shiomoto, Tomoaki Hashimoto
Traffic Engineering Based on Model Predictive Control. IEICE Trans. Commun. (6) (2015)
Tatsuaki Kimura, Akio Watanabe, Tsuyoshi Toyono, Keisuke Ishibashi
Proactive failure detection learning generation patterns of large-scale network logs. CNSM (2015)
Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto
Traffic prediction for dynamic traffic engineering. Comput. Networks 85 (2015)
Noriaki Kamiyama, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto, Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata
Optimizing Cache Location and Route on CDN Using Model Predictive Control. International Teletraffic Congress (2015)
Tatsuya Mori, Takeru Inoue, Akihiro Shimoda, Kazumichi Sato, Keisuke Ishibashi, Shigeki Goto
SFMap: Inferring Services over Encrypted Web Flows Using Dynamical Domain Name Graphs. TMA (2015)
Noriaki Kamiyama, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto, Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata
Flow aggregation for traffic engineering. GLOBECOM (2014)
Tatsuaki Kimura, Keisuke Ishibashi, Tatsuya Mori, Hiroshi Sawada, Tsuyoshi Toyono, Ken Nishimatsu, Akio Watanabe, Akihiro Shimoda, Kohei Shiomoto
Spatio-temporal factorization of log data for understanding network events. INFOCOM (2014)
Ryoichi Kawahara, Tetsuya Takine, Tatsuya Mori, Noriaki Kamiyama, Keisuke Ishibashi
Mean-variance relationship of the number of flows in traffic aggregation and its application to traffic management. Comput. Networks 57 (6) (2013)
Tatsuya Otoshi, Yuichi Ohsita, Masayuki Murata, Yousuke Takahashi, Keisuke Ishibashi, Kohei Shiomoto
Traffic prediction for dynamic traffic engineering considering traffic variation. GLOBECOM (2013)
Kazumichi Sato, Keisuke Ishibashi, Tsuyoshi Toyono, Haruhisa Hasegawa, Hideaki Yoshino
Extending Black Domain Name List by Using Co-occurrence Relation between DNS Queries. IEICE Trans. Commun. (3) (2012)
Keisuke Ishibashi, Ryoichi Kawahara, Tatsuya Mori, Tsuyoshi Kondoh, Shoichiro Asano
Effects of Sampling and Spatio/Temporal Granularity in Traffic Monitoring on Anomaly Detectability. IEICE Trans. Commun. (2) (2012)
Atsushi Kobayashi, Shingo Kashima, Hiroshi Kurakami, Keisuke Ishibashi
Traffic Monitoring System Based on Correlation between BGP Messages and Traffic Data. IEICE Trans. Commun. (9) (2011)
Atsushi Kobayashi, Benoit Claise, Gerhard Münz, Keisuke Ishibashi
IP Flow Information Export (IPFIX) Mediation: Framework. RFC 6183 (2011)
Tatsuya Mori, Kazumichi Sato, Yousuke Takahashi, Keisuke Ishibashi
How is e-mail sender authentication used and misused? CEAS (2011)
Keisuke Ishibashi
Foreword. IEICE Trans. Commun. (8) (2011)
Atsushi Kobayashi, Keisuke Ishibashi
VoIP Quality Measurement System Using Flow Mediation for Large-Scale IP Networks. IEICE Trans. Commun. (7) (2011)
Ryoichi Kawahara, Keisuke Ishibashi, Tatsuya Mori, Noriaki Kamiyama, Shigeaki Harada, Haruhisa Hasegawa, Shoichiro Asano
Detection accuracy of network anomalies using sampled flow statistics. Int. J. Netw. Manag. 21 (6) (2011)
Yousuke Takahashi, Keisuke Ishibashi
Incentive mechanism for prompting ISPs to implement outbound filtering of unwanted traffic. NetGCoop (2011)
Kazumichi Sato, Keisuke Ishibashi, Tsuyoshi Toyono, Nobuhisa Miyake
Extending Black Domain Name List by Using Co-occurrence Relation between DNS Queries. LEET (2010)
Atsushi Kobayashi, Keisuke Ishibashi
VoIP Measurement Architecture Using Data Mediation. IPOM (2009)
Masaki Aida, Naoto Miyoshi, Keisuke Ishibashi
A Change-of-Measure Approach to Per- Flow Delay Measurement Combining Passive and Active Methods: Mathematical Formulation for CoMPACT Monitor. IEEE Trans. Inf. Theory 54 (11) (2008)
Ryoichi Kawahara, Tatsuya Mori, Keisuke Ishibashi, Noriaki Kamiyama, Hideaki Yoshino
Packet Sampling TCP Flow Rate Estimation and Performance Degradation Detection Method. IEICE Trans. Commun. (5) (2008)
Keisuke Ishibashi, Tatsuya Mori, Ryoichi Kawahara, Yutaka Hirokawa, Atsushi Kobayashi, Kimihiro Yamamoto, Hitoaki Sakamoto, Shoichiro Asano
Finding Cardinality Heavy-Hitters in Massive Traffic Data and Its Application to Anomaly Detection. IEICE Trans. Commun. (5) (2008)
Dinh-Dung Luong, Attila Vidács, József Bíró, Trang Dinh Dang, Daisuke Satoh, Keisuke Ishibashi
Unicast probing techniques for estimation of shared loss rate. Int. J. Commun. Syst. 20 (5) (2007)
Ryoichi Kawahara, Keisuke Ishibashi, Tatsuya Mori, Noriaki Kamiyama, Shigeaki Harada, Shoichiro Asano
Detection Accuracy of Network Anomalies Using Sampled Flow Statistics. GLOBECOM (2007)
Keisuke Ishibashi, Tatsuya Mori, Ryoichi Kawahara, Katsuyasu Toyama, Shunichi Osawa, Shoichiro Asano
2-D Bitmap for Summarizing Inter-Host Communication Patterns. SAINT Workshops (2007)
Keisuke Ishibashi, Ryoichi Kawahara, Takuya Asaka, Masaki Aida, Satoshi Ono, Shoichiro Asano
Detection of TCP Performance Degradation Using Link Utilization Statistics. IEICE Trans. Commun. (1) (2006)
Ryoichi Kawahara, Tatsuya Mori, Keisuke Ishibashi, Noriaki Kamiyama, Takeo Abe
Estimating Flow Rate from Sampled Packet Streams for Detection of Performance Degradation at TCP Flow Level. GLOBECOM (2006)
Keisuke Ishibashi, Tatsuya Mori, Ryoichi Kawahara, Yutaka Hirokawa, Atsushi Kobayashi, Kimihiro Yamamoto, Hitoaki Sakamoto
Estimating Top N Hosts in Cardinality Using Small Memory Resources. ICDE Workshops (2006)
Atsushi Kobayashi, Daisuke Matsubara, Shingo Kimura, Motoyuki Saitou, Yutaka Hirokawa, Hitoaki Sakamoto, Keisuke Ishibashi, Kimihiro Yamamoto
A Proposal of Large-Scale Traffic Monitoring System Using Flow Concentrators. APNOMS (2006)
Ryoichi Kawahara, Keisuke Ishibashi, Tatsuya Mori, Toshihisa Ozawa, Takeo Abe
Method of Bandwidth Dimensioning and Management for Aggregated TCP Flows with Heterogeneous Access Links. IEICE Trans. Commun. (12) (2005)
Keisuke Ishibashi, Tsuyoshi Toyono, Hirotaka Matsuoka, Katsuyasu Toyama, Masahiro Ishino, Chika Yoshimura, Takehiro Ozaki, Yuichi Sakamoto, Ichiro Mizukoshi
Measurement of DNS Traffic Caused by DDoS Attacks. SAINT Workshops (2005)
Masaki Aida, Keisuke Ishibashi, Chisa Takano, Hiroyoshi Miwa, Kaori Muranaka, Akira Miura
Cluster structures in topology of large-scale social networks revealed by traffic data. GLOBECOM (2005)
Keisuke Ishibashi, Tsuyoshi Toyono, Katsuyasu Toyama, Masahiro Ishino, Haruhiko Ohshima, Ichiro Mizukoshi
Detecting mass-mailing worm infected hosts by mining DNS traffic data. MineNet (2005)
Ryoichi Kawahara, Keisuke Ishibashi, Takuya Asaka, Shuichi Sumita, Takeo Abe
A Method of Bandwidth Dimensioning and Management Using Flow Statistics. IEICE Trans. Commun. (2) (2005)
Masaki Aida, Keisuke Ishibashi, Hiroyoshi Miwa, Chisa Takano
Structures of Human Relations and User-Dynamics Revealed by Traffic Data. ICOIN (2004)
István Moldován, Trang Dinh Dang, József Bíró, Daisuke Satoh, Keisuke Ishibashi
Bottleneck links detection method based on passive monitoring. Communications, Internet, and Information Technology (2004)
Ryoichi Kawahara, Keisuke Ishibashi, Takuya Asaka, Shuichi Sumita, Takeo Abe
A method of bandwidth dimensioning and management using flow statistics [IP networks]. GLOBECOM (2004)
Keisuke Ishibashi, Toshiyuki Kanazawa, Masaki Aida, Hiroshi Ishii
Active/passive combination-type performance measurement method using change-of-measure framework. Comput. Commun. 27 (9) (2004)
Keisuke Ishibashi, Ryoichi Kawahara, Aida Takuya, Asaka Masaki
Detection of TCP performance degradation using link utilization statistics. GLOBECOM (2004)
Masaki Aida, Keisuke Ishibashi, Hiroyoshi Miwa, Chisa Takano, Shin-ichi Kuribayashi
Structures of Human Relations and User-Dynamics Revealed by Traffic Data. IEICE Trans. Inf. Syst. (6) (2004)
Masaki Aida, Naoto Miyoshi, Keisuke Ishibashi
A scalable and lightweight QoS monitoring technique combining passive and active approaches: On the mathematical formulation of CoMPACT Monitor. INFOCOM (2003)
Ryoichi Kawahara, Keisuke Ishibashi, Takuya Asaka, Katsunori Ori
A method of IP traffic management using TCP flow statistics. GLOBECOM (2003)
Keisuke Ishibashi, Masaki Aida, Shin-ichi Kuribayashi
Estimating packet loss-rate by using delay information and combined with change-of-measure framework. GLOBECOM (2003)
Dinh-Dung Luong, Attila Vidács, József Bíró, Daisuke Satoh, Keisuke Ishibashi
Unicast Probing to Estimate Shared Loss Rate. MMNS (2003)
Keisuke Ishibashi, Mika Ishizuka, Masaki Aida, Hiroshi Ishii
Capacity dimensioning of VPN access links for elastic traffic. ICC (2003)
Csaba Simon, Attila Vidács, István Moldován, Attila Török, Keisuke Ishibashi, Arata Koike, H. Ichikawa
End-to-end relative Differentiated Services for IP networks. ISCC (2002)
Keisuke Ishibashi, Masaki Aida, Makoto Imase
Characteristics of Temporal and Spatial Locality of Internet Access Patterns. NETWORKING Workshops (2002)
Keisuke Ishibashi, Toshiyuki Kanazawa, Masaki Aida
Active/passive combination-type performance measurement method using change-of-measure framework. GLOBECOM (2002)
Ryoichi Kawahara, Keisuke Ishibashi, Toshiyuki Hirano, Hiroshi Saito, Hisaki Ohara, Daisuke Satoh, Shoichiro Asano, Jun Matsukata
Traffic measurement and analysis in an ATM-based internet backbone. Comput. Commun. 24 (15-16) (2001)
Keisuke Ishibashi, Takumi Kimura, Toshihisa Ozawa
A measurement-based performance evaluation method for IP networks and its implementation. Telecommun. Syst. 15 (1-2) (2000)