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IEICE Trans

Yoshio OKAMOTO

Computational Complexity and an Integer Programming Model of Shakashaka
Erik D. DEMAINE Yoshio OKAMOTO Ryuhei UEHARA Yushi UNO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/06/01
Vol. E97-A  No. 6  pp. 1213-1219
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
integer programming, NP-completeness, pencil-and-paper puzzle, Shakashaka, 
 Summary | Full Text:PDF
Adaptive Algorithms for Planar Convex Hull Problems
Hee-Kap AHN Yoshio OKAMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/02/01
Vol. E94-D  No. 2  pp. 182-189
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science -- Mathematical Foundations and Applications of Algorithms and Computer Science --)
Category: 
Keyword: 
adaptive algorithms, convex hulls, computational geometry, 
 Summary | Full Text:PDF
The Even Outdegree Conjecture for Acyclic PLCP-Cubes in Dimension Five
Sonoko MORIYAMA Yoshio OKAMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/08/01
Vol. E89-D  No. 8  pp. 2402-2404
Type of Manuscript:  INVITED PAPER (Special Section on Invited Papers from New Horizons in Computing)
Category: 
Keyword: 
linear complementarity problems, unique sink orientations, Holt-Klee condition, 
 Summary | Full Text:PDF