FieldCast: Peer-to-Peer Presence Information Exchange in Ubiquitous Computing Environment. - Katsunori Matsuura; Yoshitsugu Tsuchiya; Tsuyoshi Toyono; Kenji Takahashi (IEICE Trans. Inf. Syst., 2004)

Detecting mass-mailing worm infected hosts by mining DNS traffic data. - Keisuke Ishibashi; Tsuyoshi Toyono; Katsuyasu Toyama; Masahiro Ishino; Haruhiko Ohshima; Ichiro Mizukoshi (MineNet, 2005)

Measurement of DNS Traffic Caused by DDoS Attacks. - Keisuke Ishibashi; Tsuyoshi Toyono; Hirotaka Matsuoka; Katsuyasu Toyama; Masahiro Ishino; Chika Yoshimura; Takehiro Ozaki; Yuichi Sakamoto; Ichiro Mizukoshi (SAINT Workshops, 2005)

Extending Black Domain Name List by Using Co-occurrence Relation between DNS Queries. - Kazumichi Sato; Keisuke Ishibashi; Tsuyoshi Toyono; Nobuhisa Miyake (LEET, 2010)

Extending Black Domain Name List by Using Co-occurrence Relation between DNS Queries. - Kazumichi Sato; Keisuke Ishibashi; Tsuyoshi Toyono; Haruhisa Hasegawa; Hideaki Yoshino (IEICE Trans. Commun., 2012)

Spatio-temporal factorization of log data for understanding network events. - Tatsuaki Kimura; Keisuke Ishibashi; Tatsuya Mori; Hiroshi Sawada; Tsuyoshi Toyono; Ken Nishimatsu; Akio Watanabe; Akihiro Shimoda; Kohei Shiomoto (INFOCOM, 2014)

Workflow extraction for service operation using multiple unstructured trouble tickets. - Akio Watanabe; Keisuke Ishibashi; Tsuyoshi Toyono; Tatsuaki Kimura; Keishiro Watanabe; Yoichi Matsuo; Kohei Shiomoto (NOMS, 2016)

Network Event Extraction from Log Data with Nonnegative Tensor Factorization. - Tatsuaki Kimura; Keisuke Ishibashi; Tatsuya Mori; Hiroshi Sawada; Tsuyoshi Toyono; Ken Nishimatsu; Akio Watanabe; Akihiro Shimoda; Kohei Shiomoto (IEICE Trans. Commun., 2017)

Workflow Extraction for Service Operation Using Multiple Unstructured Trouble Tickets. - Akio Watanabe; Keisuke Ishibashi; Tsuyoshi Toyono; Keishiro Watanabe; Tatsuaki Kimura; Yoichi Matsuo; Kohei Shiomoto; Ryoichi Kawahara (IEICE Trans. Inf. Syst., 2018)

Proactive Failure Detection Learning Generation Patterns of Large-Scale Network Logs. - Tatsuaki Kimura; Akio Watanabe; Tsuyoshi Toyono; Keisuke Ishibashi (IEICE Trans. Commun., 2019)

Recovery Process Visualization based on Automaton Construction. - Hiroki Ikeuchi; Yosuke Takahashi; Kotaro Matsuda; Tsuyoshi Toyono (IM, 2021)

Reconstruction of Human Trajectories Based on Anonymous Sensor Data for Estimating Infection Route. - Kotaro Matsuda; Hiroki Ikeuchi; Yousuke Takahashi; Tsuyoshi Toyono (GLOBECOM, 2022)