Activities

Publications and Awards

  • Quantaloidal approach to constraint satisfaction

    Soichiro Fujii, Yuni Iwamasa, Kei Kimura
    Proc. of 4th International Conference on Applied Category Theory (ACT 2021), Electronic Proceedings in Theoretical Computer Science, Vol. 372, pp. 289-305, 2022
  • Parameterized complexity of graph burning

    Yasuaki Kobayashi, Yota Otachi
    Algorithmica, Vol. 84, pp. 2379-2393, 2022
  • Unlabeled multi-robot motion planning with tighter separation bounds

    Bahareh Banyassady, Mark de Berg, Karl Bringmann, Kevin Buchin, Henning Fernau, Dan Halperin, Irina Kostitsyna, Yoshio Okamoto, Stijn Slot
    Proc. of 38th International Symposium on Computational Geometry (SoCG 2022), Leibniz International Proceedings in Informatics, Vol. 224, pp. 12:1-12:16, 2022
  • On the kernel of the surgery map restricted to the 1-loop part

    Yuta Nozaki, Masatoshi Sato, Masaaki Suzuki
    Journal of Topology, Vol. 15, pp. 587-619, 2022
  • Monotone edge flips to an orientation of maximum edge-connectivity à la Nash-Williams

    Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    Proc. of Annual ACM-SIAM Symposium on Discrete Algorithms (SODA 2022), pp. 1342-1355, 2022
  • Linear-time recognition of double-threshold graphs

    Yusuke Kobayashi, Yoshio Okamoto, Yota Otachi, Yushi Uno
    Algorithmica, Vol. 84, pp. 1163-1181, 2022
  • Reforming an envy-free matching

    Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    Proc. of 36th AAAI Conference on Artificial Intelligence (AAAI 2022), Vol. 36, pp. 5084-5091, 2022
  • Online task assignment problems with reusable resources

    Hanna Sumita, Shinji Ito, Kei Takemura, Daisuke Hatano, Takuro Fukunaga, Naonori Kakimura, Ken-ichi Kawarabayashi
    Proc. of 36th AAAI Conference on Artificial Intelligence (AAAI 2022), Vol. 36, pp. 5199-5207, 2021
  • Computing diverse shortest paths efficiently: A theoretical and experimental study

    Tesshu Hanaka, Yasuaki Kobayashi, Kazuhiro Kurita, See Woo Lee, Yota Otachi
    Proc. of 36th AAAI Conference on Artificial Intelligence (AAAI 2022), Vol. 36, pp. 3758-3766, 2022
  • Maximum properly colored trees in edge-colored graphs

    Jie Hu, Hao Li, Shun-ichi Maezawa
    Journal of Combinatorial Optimization, Vol. 44, pp. 154-171, 2022