Publications

Table of Contents

International Conference Papers

Kota Nakamura, Koki Kawabata, Shungo Tanaka, Yasuko Matsubara, Yasushi Sakurai.
CyberCScope: Mining Skewed Tensor Streams and Online Anomaly Detection in Cybersecurity Systems
The ACM Web Conference 2025 (WWW Companion ’25), pp. 1214–1218, Sydney NSW, Australia, 23 May 2025
[arXiv] [Proceedings] [Code]
Kota Nakamura, Yasuko Matsubara, Koki Kawabata, Yuhei Umeda, Yuichiro Wada, Yasushi Sakurai.
Fast and Multi-aspect Mining of Complex Time-stamped Event Streams
The ACM Web Conference 2023 (WWW ‘23), pp. 1638–1649, Austin, TX, USA, 30 April 2023 (acceptance rate: 19.2%, 365/1900)
[arXiv] [Proceedings] [Code] [Short Video] [Slides]
Kota Nakamura
Stream Mining of Complex Event Tensor
47th International Conference on Very Large Data Bases (VLDB) PhD workshop, pp. 22-26, Copenhagen, Denmark, 16 August 2021
(Obtained SPEND grant for virtual attendance) [Proceedings]

Kota Nakamura, Yasuko Matsubara, Koki Kawabata, Yuhei Umeda, Yuichiro Wada, Yasushi Sakurai.
Automatic Mining of Complex Event Streams.
IPSJ Transactions on Databases (TOD), Vol. 14 (4). 2021. [Paper]
Kohei Obata, Yasuko Matsubara, Koki Kawabata, Kota Nakamura, Yasushi Sakurai.
Automatic Network Structure-based Clustering of Multivariate Time Series.
IPSJ Transactions on Databases (TOD), Vol. 16 (1). 2023. [Paper]

Kota Nakamura, Koki Kawabata, Shungo Tanaka, Yasuko Matsubara, Yasushi Sakurai.
Multi-aspect Mining for Skewed Tensor Streams with Application to Cybersecurity Systems
DEIM2025
[Paper]
Kota Nakamura, Yasuko Matsubara, Koki Kawabata, Yuhei Umeda, Yuichiro Wada, Yasushi Sakurai.
Multi-aspect Mining for Complex Event Streams
DEIM2022
(Best Interactive Award, Student Presentation Award, IPSJ Yamashita SIG Research Award) [Paper]
Kota Nakamura, Yasuko Matsubara, Koki Kawabata, Yuhei Umeda, Yuichiro Wada, Yasushi Sakurai.
Fast and Multi-aspect Mining of Complex Time-stamped Event Streams
IBIS2023 [link]