Yoshio Okamoto

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Takeaki UnoNational Institute of Informatics, JapanVerified email at nii.jp
Ryuhei UeharaJapan Advanced Institute of Science and TechnologyVerified email at jaist.ac.jp
Yusuke KOBAYASHIKyoto UniversityVerified email at kurims.kyoto-u.ac.jp
Yota OtachiNagoya UniversityVerified email at nagoya-u.jp
Naonori KakimuraKeio UniversityVerified email at math.keio.ac.jp
Matias KormanSiemens EDAVerified email at mentor.com
Toshiki SaitohKyushu Institute of TechnologyVerified email at ces.kyutech.ac.jp
Michael HoffmannETH ZürichVerified email at inf.ethz.ch
Alexander WolffChair for Algorithms and Complexity, Institute of Computer Science, University of WürzburgVerified email at uni-wuerzburg.de
Masashi KiyomiSeikei UniversityVerified email at st.seikei.ac.jp
Shinichi NakanoProfessor of Computer Science, Gunma UniversityVerified email at gunma-u.ac.jp
Sang Won BaeKyonggi UniversityVerified email at kgu.ac.kr
Martin NöllenburgProfessor, Algorithms and Complexity Group, TU WienVerified email at ac.tuwien.ac.at
Kevin BuchinProfessor of Computer Science, Technical University DortmundVerified email at tu-dortmund.de
Erik DemaineProfessor of Electrical Engineering and Computer Science, Massachusetts Institute of TechnologyVerified email at mit.edu
Shuji KijimaShiga UniversityVerified email at biwako.shiga-u.ac.jp
Chan-Su Shin (신찬수)Professor of Division of Computer Engineering, Hankuk University of Foreign StuidesVerified email at hufs.ac.kr
André van RenssenUniversity of SydneyVerified email at sydney.edu.au
Rodrigo I. SilveiraUniversitat Politècnica de CatalunyaVerified email at upc.edu
Jarek ByrkaUniversity of WroclawVerified email at cs.uni.wroc.pl

Yoshio Okamoto

University of Electro-Communications

Verified email at uec.ac.jp - Homepage

Algorithms Combinatorial Optimization Graph Algorithms Discrete and Computational Geometry Computational Geometry


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On problems as hard as CNF-SAT M Cygan, H Dell, D Lokshtanov, D Marx, J Nederlof, Y Okamoto, R Paturi, ... ACM Transactions on Algorithms (TALG) 12 (3), 1-24, 2016	252	2016
Swapping labeled tokens on graphs K Yamanaka, ED Demaine, T Ito, J Kawahara, M Kiyomi, Y Okamoto, ... Theoretical Computer Science 586, 81-94, 2015	101	2015
Counting the number of independent sets in chordal graphs Y Okamoto, T Uno, R Uehara Journal of Discrete Algorithms 6 (2), 229-242, 2008	86*	2008
Approximation and hardness for token swapping T Miltzow, L Narins, Y Okamoto, G Rote, A Thomas, T Uno arXiv preprint arXiv:1602.05150, 2016	68	2016
Drawing (complete) binary tanglegrams: hardness, approximation, fixed-parameter tractability K Buchin, M Buchin, J Byrka, M Nöllenburg, Y Okamoto, RI Silveira, ... Algorithmica 62, 309-332, 2012	63	2012
The traveling salesman problem with few inner points VG Deı, M Hoffmann, Y Okamoto, GJ Woeginger Operations Research Letters 34 (1), 106-110, 2006	60*	2006
The minimum weight triangulation problem with few inner points M Hoffmann, Y Okamoto Computational Geometry 34 (3), 149-158, 2006	47	2006
User’s manual for SparseCoLO: Conversion methods for sparse conic-form linear optimization problems K Fujisawa, S Kim, M Kojima, Y Okamoto, M Yamashita Report B-453, Dept. of Math. and Comp. Sci. Japan, Tech. Rep, 152-8552, 2009	44*	2009
Computational complexity and an integer programming model of Shakashaka ED Demaine, Y Okamoto, R Uehara, Y Uno IEICE Transactions on Fundamentals of Electronics, Communications and …, 2014	42	2014
Core stability of minimum coloring games T Bietenhader, Y Okamoto Mathematics of Operations Research 31 (2), 418-431, 2006	41	2006
Untangling a planar graph X Goaoc, J Kratochvíl, Y Okamoto, CS Shin, A Spillner, A Wolff Discrete & Computational Geometry 42 (4), 542-569, 2009	39	2009
Fair cost allocations under conflicts—a game-theoretic point of view— Y Okamoto Discrete Optimization 5 (1), 1-18, 2008	39*	2008
Semantic word cloud representations: Hardness and approximation algorithms L Barth, SI Fabrikant, SG Kobourov, A Lubiw, M Nöllenburg, Y Okamoto, ... Latin American Symposium on Theoretical Informatics, 514-525, 2014	37	2014
The affine representation theorem for abstract convex geometries K Kashiwabara, M Nakamura, Y Okamoto Computational Geometry 30 (2), 129-144, 2005	37	2005
Exact algorithms for the max-min dispersion problem T Akagi, T Araki, T Horiyama, S Nakano, Y Okamoto, Y Otachi, T Saitoh, ... International Workshop on Frontiers in Algorithmics, 263-272, 2018	32	2018
Submodular fractional programming for balanced clustering Y Kawahara, K Nagano, Y Okamoto Pattern Recognition Letters 32 (2), 235-243, 2011	32	2011
Submodularity of some classes of the combinatorial optimization games Y Okamoto Mathematical Methods of Operations Research 58 (1), 131-139, 2003	32	2003
The geodesic diameter of polygonal domains SW Bae, M Korman, Y Okamoto Discrete & Computational Geometry 50, 306-329, 2013	28	2013
Counting the number of matchings in chordal and chordal bipartite graph classes Y Okamoto, R Uehara, T Uno International Workshop on Graph-Theoretic Concepts in Computer Science, 296-307, 2009	26	2009
How to make a picturesque maze Y Okamoto, R Uehara 21st Annual Canadian Conference on Computational Geometry, 137-140, 2009	24	2009

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