Tsuyoshi TOYONO


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 
Publication:   
Publication Date: 2017/10/01
Vol. E100-B  No. 10  pp. 1865-1878
Type of Manuscript:  PAPER
Category: Network Management/Operation
Keyword: 
network managementsyslognonnegative tensor factorization (NTF)
 Summary | Full Text:PDF(2.6MB)

Extending Black Domain Name List by Using Co-occurrence Relation between DNS Queries
Kazumichi SATO Keisuke ISHIBASHI Tsuyoshi TOYONO Haruhisa HASEGAWA Hideaki YOSHINO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/03/01
Vol. E95-B  No. 3  pp. 794-802
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
 Summary | Full Text:PDF(741.2KB)

FieldCast: Peer-to-Peer Presence Information Exchange in Ubiquitous Computing Environment
Katsunori MATSUURA Yoshitsugu TSUCHIYA Tsuyoshi TOYONO Kenji TAKAHASHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/12/01
Vol. E87-D  No. 12  pp. 2610-2617
Type of Manuscript:  Special Section PAPER (Special Section on New Technologies and their Applications of the Internet)
Category: Protocols, Applications and Services
Keyword: 
presence servicepeer-to-peer (P2P)SIMPLEprivacy protectiongeolocation
 Summary | Full Text:PDF(1.8MB)