Ryo HASE


Envy-Free Resource Sharing on a Temporal Network Using a Minimum Cost Circulation Problem
Ryo HASE Mitsue IMAHORI Norihiko SHINOMIYA 
Publication:   
Publication Date: 2021/02/01
Vol. E104-A  No. 2  pp. 462-473
Type of Manuscript:  Special Section PAPER (Special Section on Mathematical Systems Science and its Applications)
Category: 
Keyword: 
graph theorynetwork flowtemporal networkenvy-freeness
 Summary | Full Text:PDF(1.8MB)

An Evolutionary Game for Analyzing Switching Behavior of Consumers in Electricity Retail Markets
Ryo HASE Norihiko SHINOMIYA 
Publication:   
Publication Date: 2020/02/01
Vol. E103-A  No. 2  pp. 407-416
Type of Manuscript:  Special Section PAPER (Special Section on Mathematical Systems Science and its Applications)
Category: 
Keyword: 
graph theoryevolutionary game theoryutility maximizationbounded rationalityswitching costs
 Summary | Full Text:PDF(1.3MB)

Two-Stage Random-Access Using Two-Hop Relay for Multi-Hop Systems
Yoichiro MIZUNO Ryo HASEGAWA Riaz ESMAILZADEH Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/10/01
Vol. E89-A  No. 10  pp. 2630-2639
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Spread Spectrum
Keyword: 
4Gmulti-hop systemsrandom accessCDMAslotted-ALOHA
 Summary | Full Text:PDF(938.9KB)

A Lower Bound for Generalized Hamming Weights and a Condition for t-th Rank MDS
Tomoharu SHIBUYA Ryo HASEGAWA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/06/25
Vol. E82-A  No. 6  pp. 1090-1101
Type of Manuscript:  PAPER
Category: Information Theory and Coding Theory
Keyword: 
generalized Hamming weightst-th rank MDSReed-Solomon codesReed-Muller codescodes on affine algebraic varietyAG codes on Cab
 Summary | Full Text:PDF(556.7KB)