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
Matias KormanSiemens EDAVerified email at mentor.com
Naonori KakimuraKeio UniversityVerified email at math.keio.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
Sang Won BaeKyonggi UniversityVerified email at kgu.ac.kr
Shinichi NakanoProfessor of Computer Science, Gunma UniversityVerified email at gunma-u.ac.jp
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
Rodrigo I. SilveiraUniversitat Politècnica de CatalunyaVerified email at upc.edu
Jarek ByrkaUniversity of WroclawVerified email at cs.uni.wroc.pl
Maike BuchinRuhr-Universität BochumVerified email at rub.de
Chan-Su Shin (신찬수)Professor of Division of Computer Engineering, Hankuk University of Foreign StuidesVerified email at hufs.ac.kr
Koichi YamazakiTokyo Denki UniversityVerified email at mail.dendai.ac.jp

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	231	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	86	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	85*	2008
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	61	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	54*	2006
Approximation and hardness for token swapping T Miltzow, L Narins, Y Okamoto, G Rote, A Thomas, T Uno arXiv preprint arXiv:1602.05150, 2016	53	2016
The minimum weight triangulation problem with few inner points M Hoffmann, Y Okamoto Computational Geometry 34 (3), 149-158, 2006	48	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	45*	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	39	2014
Core stability of minimum coloring games T Bietenhader, Y Okamoto Mathematics of Operations Research 31 (2), 418-431, 2006	39	2006
Fair cost allocations under conflicts—a game-theoretic point of view— Y Okamoto Discrete Optimization 5 (1), 1-18, 2008	37*	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	36	2014
Untangling a planar graph X Goaoc, J Kratochvíl, Y Okamoto, CS Shin, A Spillner, A Wolff Discrete & Computational Geometry 42 (4), 542-569, 2009	36	2009
The affine representation theorem for abstract convex geometries K Kashiwabara, M Nakamura, Y Okamoto Computational Geometry 30 (2), 129-144, 2005	34	2005
Submodularity of some classes of the combinatorial optimization games Y Okamoto Mathematical Methods of Operations Research 58, 131-139, 2003	33	2003
Submodular fractional programming for balanced clustering Y Kawahara, K Nagano, Y Okamoto Pattern Recognition Letters 32 (2), 235-243, 2011	30	2011
The geodesic diameter of polygonal domains SW Bae, M Korman, Y Okamoto Discrete & Computational Geometry 50, 306-329, 2013	25	2013
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	24	2018
How to make a picturesque maze Y Okamoto, R Uehara 21st Annual Canadian Conference on Computational Geometry, 137-140, 2009	24	2009
Improved bounds for wireless localization T Christ, M Hoffmann, Y Okamoto, T Uno Algorithmica 57 (3), 499-516, 2010	22	2010

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