Atsuyoshi NAKAMURA


KL-UCB-Based Policy for Budgeted Multi-Armed Bandits with Stochastic Action Costs
Ryo WATANABE Junpei KOMIYAMA Atsuyoshi NAKAMURA Mineichi KUDO 
Publication:   
Publication Date: 2017/11/01
Vol. E100-A  No. 11  pp. 2470-2486
Type of Manuscript:  PAPER
Category: Mathematical Systems Science
Keyword: 
budgeted multi-armed banditsasymptotically optimal policyregret analysis
 Summary | Full Text:PDF(1.6MB)

An Efficient Approximate Algorithm for the 1-Median Problem on a Graph
Koji TABATA Atsuyoshi NAKAMURA Mineichi KUDO 
Publication:   
Publication Date: 2017/05/01
Vol. E100-D  No. 5  pp. 994-1002
Type of Manuscript:  PAPER
Category: Fundamentals of Information Systems
Keyword: 
1-median problemcloseness centralitygraph mining
 Summary | Full Text:PDF(339.3KB)