Kaoru WATANABE

A Scheduling Problem in Multihop Networks
Kaoru WATANABE Masakazu SENGOKU Hiroshi TAMURA Keisuke NAKANO Shoji SHINODA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/06/25
Vol. E83-A  No. 6  pp. 1222-1227
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
multihop network, mobile communication, graph theory, NP-complete problem, cut covering, 
 Summary | Full Text:PDF(589.1KB)
Covering Problems in the p-Collection Problems
Kaoru WATANABE Masakazu SENGOKU Hiroshi TAMURA Shoji SHINODA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/03/25
Vol. E81-A  No. 3  pp. 470-475
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 10th Karuizawa Workshop on Circuits and Systems)
Category: 
Keyword: 
location problem, network flows, NP-complete, optimization problem, 
 Summary | Full Text:PDF(526.4KB)
The p-Collection Problem in a Flow Network with Lower Bounds
Kaoru WATANABE Hiroshi TAMURA Keisuke NAKANO Masakazu SENGOKU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/04/25
Vol. E80-A  No. 4  pp. 651-657
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
location problem, network flows, NP-complete, optimization problem, 
 Summary | Full Text:PDF(514.6KB)
The Problem of where to Locate p-Sinks in a Flow Network: Complexity Approach
Kaoru WATANABE Hiroshi TAMURA Masakazu SENGOKU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/09/25
Vol. E79-A  No. 9  pp. 1495-1503
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
location problem, flow network, NP-complete, optimization problem, 
 Summary | Full Text:PDF(738.3KB)
Realization Problems of a Tree with a Tranamission Number Sequence
Kaoru WATANABE Masakazu SENGOKU Hiroshi TAMURA Yoshio YAMAGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/03/25
Vol. E77-A  No. 3  pp. 527-533
Type of Manuscript:  Special Section PAPER (Special Section on the 6th Karuizawa Workshop on Circuits and Systems)
Category: Graphs, Networks and Matroids
Keyword: 
transmission number, NP-complete problem, 
 Summary | Full Text:PDF(514.1KB)