Accéder directement au contenu

Dimitrios Thilikos

14
Documents

Présentation

Publications

ignasi-sau
42363
Image document

Hitting Minors on Bounded Treewidth Graphs. IV. An Optimal Algorithm

Julien Baste , Ignasi Sau , Dimitrios M. Thilikos
SIAM Journal on Computing, 2023, 52 (4), pp.865-912. ⟨10.1137/21M140482X⟩
Article dans une revue lirmm-04171495v1
Image document

k-apices of minor-closed graph classes. I. Bounding the obstructions

Ignasi Sau , Giannos Stamoulis , Dimitrios M. Thilikos
Journal of Combinatorial Theory, Series B, 2023, 161, pp.180-227. ⟨10.1016/j.jctb.2023.02.012⟩
Article dans une revue lirmm-04028310v1
Image document

k-apices of Minor-closed Graph Classes. II. Parameterized Algorithms

Ignasi Sau , Giannos Stamoulis , Dimitrios M. Thilikos
ACM Transactions on Algorithms, 2022, 18 (3), pp.1-30. ⟨10.1145/3519028⟩
Article dans une revue hal-03835923v1
Image document

Hitting minors on bounded treewidth graphs. III. Lower bounds

Julien Baste , Ignasi Sau , Dimitrios M. Thilikos
Journal of Computer and System Sciences, 2020, 109, pp.56-77. ⟨10.1016/j.jcss.2019.11.002⟩
Article dans une revue lirmm-02989938v1
Image document

Parameterized complexity of finding a spanning tree with minimum reload cost diameter

Julien Baste , Didem Gözüpek , Christophe Paul , Ignasi Sau , Mordechai Shalom
Networks, 2020, 75 (3), pp.259-277. ⟨10.1002/net.21923⟩
Article dans une revue lirmm-02989889v1
Image document

Hitting Minors on Bounded Treewidth Graphs. I. General Upper Bounds

Julien Baste , Ignasi Sau , Dimitrios M. Thilikos
SIAM Journal on Discrete Mathematics, 2020, 34 (3), pp.1623-1648. ⟨10.1137/19M1287146⟩
Article dans une revue lirmm-02989921v1
Image document

Hitting minors on bounded treewidth graphs. II. Single-exponential algorithms

Julien Baste , Ignasi Sau , Dimitrios M. Thilikos
Theoretical Computer Science, 2020, 814, pp.135-152. ⟨10.1016/j.tcs.2020.01.026⟩
Article dans une revue lirmm-02989928v1
Image document

Explicit Linear Kernels for Packing Problems

Valentin Garnero , Christophe Paul , Ignasi Sau , Dimitrios M. Thilikos
Algorithmica, 2019, 81 (4), pp.1615-1656. ⟨10.1007/s00453-018-0495-5⟩
Article dans une revue lirmm-02342736v1
Image document

An $O(\log \mathrm {OPT})$-Approximation for Covering and Packing Minor Models of $\theta _r$

Dimitris Chatzidimitriou , Jean-Florent Raymond , Ignasi Sau , Dimitrios M. Thilikos
Algorithmica, 2018, 80 (4), pp.1330-1356. ⟨10.1007/s00453-017-0313-5⟩
Article dans une revue lirmm-01609998v1
Image document

An FPT 2-Approximation for Tree-Cut Decomposition

Eun Jung Kim , Sang-Il Oum , Christophe Paul , Ignasi Sau , Dimitrios M. Thilikos
Algorithmica, 2018, 80 (1), pp.116-135. ⟨10.1007/s00453-016-0245-5⟩
Article dans une revue hal-01690385v1
Image document

An FPT-Algorithm for Recognizing k-Apices of Minor-Closed Graph Classes

Ignasi Sau , Giannos Stamoulis , Dimitrios M. Thilikos
ICALP 2020 - 47th International Colloquium on Automata, Languages, and Programming, Jul 2020, Saarbrücken, Germany. pp.95:1-95:20, ⟨10.4230/LIPIcs.ICALP.2020.95⟩
Communication dans un congrès lirmm-02991704v1
Image document

A Complexity Dichotomy for Hitting Small Planar Minors Parameterized by Treewidth

Julien Baste , Ignasi Sau , Dimitrios M. Thilikos
IPEC 2018 - 13th International Symposium on Parameterized and Exact Computation, Aug 2018, Helsinki, Finland. pp.2:1--2:13, ⟨10.4230/LIPIcs.IPEC.2018.2⟩
Communication dans un congrès lirmm-02342806v1
Image document

Parameterized Complexity of Finding a Spanning Tree with Minimum Reload Cost Diameter

Julien Baste , Didem Gözüpek , Ignasi Sau , Mordechai Shalom , Dimitrios M. Thilikos
IPEC 2017 - 12th International Symposium on Parameterized and Exact Computation, Sep 2017, Vienna, Austria. pp.3:1--3:12, ⟨10.4230/LIPIcs.IPEC.2017.3⟩
Communication dans un congrès hal-01733767v1
Image document

Optimal Algorithms for Hitting (Topological) Minors on Graphs of Bounded Treewidth

Julien Baste , Ignasi Sau , Dimitrios M. Thilikos
IPEC 2017 - 12th International Symposium on Parameterized and Exact Computation, Sep 2017, Vienna, Austria. pp.4:1--4:12, ⟨10.4230/LIPIcs.IPEC.2017.4⟩
Communication dans un congrès hal-01733845v1