Hiroshi YAMADA


New Directions for a Japanese Academic Backbone Network
Shigeo URUSHIDANI Shunji ABE Kenjiro YAMANAKA Kento AIDA Shigetoshi YOKOYAMA Hiroshi YAMADA Motonori NAKAMURA Kensuke FUKUDA Michihiro KOIBUCHI Shigeki YAMADA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2015/03/01
Vol. E98-D  No. 3  pp. 546-556
Type of Manuscript:  INVITED PAPER (Special Section on the Architectures, Protocols, and Applications for the Future Internet)
Category: 
Keyword: 
100-Gigabit EthernetMPLS-TPSDNmulti-layer networksecuritycloud serviceperformance acceleratornetwork monitoring
 Summary | Full Text:PDF(2.8MB)

A VMM-Level Approach to Shortening Downtime of Operating Systems Reboots in Software Updates
Hiroshi YAMADA Kenji KONO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/10/01
Vol. E97-D  No. 10  pp. 2663-2675
Type of Manuscript:  PAPER
Category: Software System
Keyword: 
virtual machinessoftware updates
 Summary | Full Text:PDF(470.2KB)

Efficient Update Activation for Virtual Machines in IaaS Cloud Computing Environments
Hiroshi YAMADA Shuntaro TONOSAKI Kenji KONO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/03/01
Vol. E97-D  No. 3  pp. 469-479
Type of Manuscript:  PAPER
Category: Software System
Keyword: 
Cloud computingIaaSvirtual machinessoftware updates
 Summary | Full Text:PDF(672.4KB)

Honeyguide: A VM Migration-Aware Network Topology for Saving Energy Consumption in Data Center Networks
Hiroki SHIRAYANAGI Hiroshi YAMADA Kenji KONO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/09/01
Vol. E96-D  No. 9  pp. 2055-2064
Type of Manuscript:  PAPER
Category: Software System
Keyword: 
energy savingsvirtualizationnetwork switchesmigration
 Summary | Full Text:PDF(1.1MB)

The Effect of Distinctiveness in Recognizing Average Face: Human Recognition and Eigenface Based Machine Recognition
Naiwala P. CHANDRASIRI Ryuta SUZUKI Nobuyuki WATANABE Hiroshi YAMADA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/03/01
Vol. E96-D  No. 3  pp. 514-522
Type of Manuscript:  Special Section PAPER (Special Section on Face Perception and Recognition)
Category: Face Perception and Recognition
Keyword: 
face recognitiondistinctiveness ratingaverage faceprincipal component analysis (PCA)eigenface
 Summary | Full Text:PDF(2.3MB)