A Proposal of Large-Scale Traffic Monitoring System Using Flow Concentrators. - Atsushi Kobayashi; Daisuke Matsubara; Shingo Kimura; Motoyuki Saitou; Yutaka Hirokawa; Hitoaki Sakamoto; Keisuke Ishibashi; Kimihiro Yamamoto (APNOMS, 2006)

Estimating Top N Hosts in Cardinality Using Small Memory Resources. - Keisuke Ishibashi; Tatsuya Mori; Ryoichi Kawahara; Yutaka Hirokawa; Atsushi Kobayashi; Kimihiro Yamamoto; Hitoaki Sakamoto (ICDE Workshops, 2006)

Detection of Leaps/sLumps in Traffic Volume of Internet Backbone. - Yutaka Hirokawa; Kimihiro Yamamoto; Shigeaki Harada; Ryoichi Kawahara (APNOMS, 2008)

IP Multicast Traffic Measurement Method with IPFIX/PSAMP. - Atsushi Kobayashi; Yutaka Hirokawa; Haruhiko Nishida (IPOM, 2008)

Finding Cardinality Heavy-Hitters in Massive Traffic Data and Its Application to Anomaly Detection. - Keisuke Ishibashi; Tatsuya Mori; Ryoichi Kawahara; Yutaka Hirokawa; Atsushi Kobayashi; Kimihiro Yamamoto; Hitoaki Sakamoto; Shoichiro Asano (IEICE Trans. Commun., 2008)