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Ignasi Sau
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- affiliation: CNRS, LIRMM, Montpellier, France
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2020 – today
- 2025
- [c60]Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
Parameterizing the quantification of CMSO: model checking on minor-closed graph classes. SODA 2025: 3728-3742 - 2024
- [j81]Luís Cunha, Ignasi Sau, Uéverton S. Souza:
On the parameterized complexity of the median and closest problems under some permutation metrics. Algorithms Mol. Biol. 19(1): 24 (2024) - [j80]Stéphane Bessy
, Florian Hörsch
, Ana Karolinna Maia
, Dieter Rautenbach
, Ignasi Sau
:
FPT algorithms for packing k-safe spanning rooted sub(di)graphs. Discret. Appl. Math. 346: 80-94 (2024) - [j79]Nicolas Nisse, Lucas Picasarri-Arrieta
, Ignasi Sau:
Redicolouring digraphs: Directed treewidth and cycle-degeneracy. Discret. Appl. Math. 356: 191-208 (2024) - [j78]Laure Morelle, Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
Faster parameterized algorithms for modification problems to minor-closed classes. TheoretiCS 3 (2024) - [c59]Marin Bougeret, Bart M. P. Jansen, Ignasi Sau:
Kernelization Dichotomies for Hitting Subgraphs Under Structural Parameterizations. ICALP 2024: 33:1-33:20 - [c58]Luís Cunha, Ignasi Sau, Uéverton S. Souza:
On the Complexity of the Median and Closest Permutation Problems. WABI 2024: 2:1-2:23 - [i68]Marin Bougeret, Bart M. P. Jansen, Ignasi Sau:
Kernelization Dichotomies for Hitting Subgraphs under Structural Parameterizations. CoRR abs/2404.16695 (2024) - [i67]Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
Parameterizing the quantification of CMSO: model checking on minor-closed graph classes. CoRR abs/2406.18465 (2024) - [i66]Davi de Andrade, Júlio Araújo, Laure Morelle, Ignasi Sau, Ana Silva:
On the parameterized complexity of computing good edge-labelings. CoRR abs/2408.15181 (2024) - [i65]Raul Lopes, Ignasi Sau:
Constant congestion linkages in polynomially strong digraphs in polynomial time. CoRR abs/2409.03873 (2024) - [i64]Laure Morelle, Ignasi Sau, Dimitrios M. Thilikos:
Vertex identification to a forest. CoRR abs/2409.08883 (2024) - 2023
- [j77]Júlio Araújo
, Marin Bougeret
, Victor A. Campos
, Ignasi Sau
:
Parameterized Complexity of Computing Maximum Minimal Blocking and Hitting Sets. Algorithmica 85(2): 444-491 (2023) - [j76]Lucas Keiler
, Carlos Vinícius G. C. Lima
, Ana Karolinna Maia
, Rudini M. Sampaio
, Ignasi Sau
:
Target set selection with maximum activation time. Discret. Appl. Math. 338: 199-217 (2023) - [j75]Paloma T. Lima, Vinícius Fernandes dos Santos
, Ignasi Sau, Uéverton S. Souza, Prafullkumar Tale:
Reducing the vertex cover number via edge contractions. J. Comput. Syst. Sci. 136: 63-87 (2023) - [j74]Ignasi Sau
, Giannos Stamoulis
, Dimitrios M. Thilikos:
k-apices of minor-closed graph classes. I. Bounding the obstructions. J. Comb. Theory B 161: 180-227 (2023) - [j73]Julien Baste
, Ignasi Sau
, Dimitrios M. Thilikos:
Hitting Minors on Bounded Treewidth Graphs. IV. An Optimal Algorithm. SIAM J. Comput. 52(4): 865-912 (2023) - [c57]Victor A. Campos, Jonas Costa, Raul Lopes, Ignasi Sau:
New Menger-Like Dualities in Digraphs and Applications to Half-Integral Linkages. ESA 2023: 30:1-30:18 - [c56]Fedor V. Fomin
, Petr A. Golovach, Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
Compound Logics for Modification Problems. ICALP 2023: 61:1-61:21 - [c55]Laure Morelle
, Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
Faster Parameterized Algorithms for Modification Problems to Minor-Closed Classes. ICALP 2023: 93:1-93:19 - [c54]Lars Jaffke, Laure Morelle, Ignasi Sau, Dimitrios M. Thilikos:
Dynamic Programming on Bipartite Tree Decompositions. IPEC 2023: 26:1-26:22 - [i63]Victor A. Campos, Jonas Costa, Raul Lopes, Ignasi Sau:
New Menger-like dualities in digraphs and applications to half-integral linkages. CoRR abs/2306.16134 (2023) - [i62]Nicolas Nisse, Lucas Picasarri-Arrieta, Ignasi Sau:
Redicolouring digraphs: directed treewidth and cycle-degeneracy. CoRR abs/2307.06700 (2023) - [i61]Lars Jaffke, Laure Morelle, Ignasi Sau, Dimitrios M. Thilikos:
Dynamic programming on bipartite tree decompositions. CoRR abs/2309.07754 (2023) - [i60]Luís Cunha, Ignasi Sau, Uéverton S. Souza:
On the Complexity of the Median and Closest Permutation Problems. CoRR abs/2311.17224 (2023) - 2022
- [j72]Júlio Araújo
, Marin Bougeret
, Victor A. Campos
, Ignasi Sau
:
Introducing lop-Kernels: A Framework for Kernelization Lower Bounds. Algorithmica 84(11): 3365-3406 (2022) - [j71]Victor A. Campos, Raul Lopes, Ana Karolinna Maia, Ignasi Sau
:
Adapting the Directed Grid Theorem into an FPT Algorithm. SIAM J. Discret. Math. 36(3): 1887-1917 (2022) - [j70]Marin Bougeret
, Bart M. P. Jansen
, Ignasi Sau
:
Bridge-Depth Characterizes which Minor-Closed Structural Parameterizations of Vertex Cover Admit a Polynomial Kernel. SIAM J. Discret. Math. 36(4): 2737-2773 (2022) - [j69]Ignasi Sau, Giannos Stamoulis
, Dimitrios M. Thilikos:
k-apices of Minor-closed Graph Classes. II. Parameterized Algorithms. ACM Trans. Algorithms 18(3): 21:1-21:30 (2022) - [j68]Raul Lopes
, Ignasi Sau:
A relaxation of the Directed Disjoint Paths problem: A global congestion metric helps. Theor. Comput. Sci. 898: 75-91 (2022) - [c53]Paloma T. Lima
, Vinícius Fernandes dos Santos, Ignasi Sau
, Uéverton S. Souza, Prafullkumar Tale:
Reducing the Vertex Cover Number via Edge Contractions. MFCS 2022: 69:1-69:14 - [i59]Paloma T. Lima, Vinícius Fernandes dos Santos, Ignasi Sau, Uéverton S. Souza, Prafullkumar Tale:
Reducing the Vertex Cover Number via Edge Contractions. CoRR abs/2202.03322 (2022) - [i58]Laure Morelle, Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
Faster parameterized algorithms for modification problems to minor-closed classes. CoRR abs/2210.02167 (2022) - 2021
- [j67]Guilherme de C. M. Gomes
, Ignasi Sau
:
Finding Cuts of Bounded Degree: Complexity, FPT and Exact Algorithms, and Kernelization. Algorithmica 83(6): 1677-1706 (2021) - [j66]Rémy Belmonte, Ignasi Sau
:
On the Complexity of Finding Large Odd Induced Subgraphs and Odd Colorings. Algorithmica 83(8): 2351-2373 (2021) - [j65]Victor A. Campos, Guilherme de C. M. Gomes, Allen Ibiapina, Raul Lopes, Ignasi Sau
, Ana Silva
:
Coloring Problems on Bipartite Graphs of Small Diameter. Electron. J. Comb. 28(2): 2 (2021) - [j64]Ignasi Sau
, Uéverton dos Santos Souza
:
Hitting forbidden induced subgraphs on bounded treewidth graphs. Inf. Comput. 281: 104812 (2021) - [j63]Luiz Alberto do Carmo Viana
, Manoel B. Campêlo
, Ignasi Sau
, Ana Silva
:
A unifying model for locally constrained spanning tree problems. J. Comb. Optim. 42(1): 125-150 (2021) - [j62]Paloma T. Lima
, Vinícius Fernandes dos Santos
, Ignasi Sau
, Uéverton S. Souza
:
Reducing graph transversals via edge contractions. J. Comput. Syst. Sci. 120: 62-74 (2021) - [c52]Júlio Araújo
, Marin Bougeret
, Victor A. Campos, Ignasi Sau
:
A New Framework for Kernelization Lower Bounds: The Case of Maximum Minimal Vertex Cover. IPEC 2021: 4:1-4:19 - [c51]Lucas Keiler, Carlos V. G. C. Lima, Ana Karolinna Maia, Rudini Menezes Sampaio, Ignasi Sau
:
Target set selection with maximum activation time. LAGOS 2021: 86-96 - [i57]Júlio Araújo, Marin Bougeret
, Victor A. Campos, Ignasi Sau
:
Introducing lop-kernels: a framework for kernelization lower bounds. CoRR abs/2102.02484 (2021) - [i56]Júlio Araújo, Marin Bougeret, Victor A. Campos, Ignasi Sau
:
Parameterized complexity of computing maximum minimal blocking and hitting sets. CoRR abs/2102.03404 (2021) - [i55]Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
A more accurate view of the Flat Wall Theorem. CoRR abs/2102.06463 (2021) - [i54]Ignasi Sau
, Giannos Stamoulis, Dimitrios M. Thilikos:
k-apices of minor-closed graph classes. I. Bounding the obstructions. CoRR abs/2103.00882 (2021) - [i53]Julien Baste, Ignasi Sau, Dimitrios M. Thilikos:
Hitting minors on bounded treewidth graphs. II. Single-exponential algorithms. CoRR abs/2103.06536 (2021) - [i52]Julien Baste, Ignasi Sau, Dimitrios M. Thilikos:
Hitting minors on bounded treewidth graphs. III. Lower bounds. CoRR abs/2103.06614 (2021) - [i51]Stéphane Bessy, Florian Hörsch, Ana Karolinna Maia, Dieter Rautenbach, Ignasi Sau:
FPT algorithms for packing k-safe spanning rooted sub(di)graphs. CoRR abs/2105.01582 (2021) - [i50]Fedor V. Fomin, Petr A. Golovach, Ignasi Sau, Giannos Stamoulis, Dimitrios M. Thilikos:
Compound Logics for Modification Problems. CoRR abs/2111.02755 (2021) - 2020
- [j61]Júlio Araújo
, Victor A. Campos, Ana Karolinna Maia, Ignasi Sau
, Ana Silva
:
On the Complexity of Finding Internally Vertex-Disjoint Long Directed Paths. Algorithmica 82(6): 1616-1639 (2020) - [j60]Júlio Araújo
, Victor A. Campos
, Carlos Vinícius G. C. Lima
, Vinícius Fernandes dos Santos
, Ignasi Sau
, Ana Silva
:
Dual Parameterization of Weighted Coloring. Algorithmica 82(8): 2316-2336 (2020) - [j59]Luérbio Faria, Sulamita Klein, Ignasi Sau
, Uéverton S. Souza
, Rubens Sucupira:
Maximum cuts in edge-colored graphs. Discret. Appl. Math. 281: 229-234 (2020) - [j58]Julien Baste
, Ignasi Sau
, Dimitrios M. Thilikos:
Hitting minors on bounded treewidth graphs. III. Lower bounds. J. Comput. Syst. Sci. 109: 56-77 (2020) - [j57]Julien Baste
, Didem Gözüpek
, Christophe Paul, Ignasi Sau
, Mordechai Shalom
, Dimitrios M. Thilikos:
Parameterized complexity of finding a spanning tree with minimum reload cost diameter. Networks 75(3): 259-277 (2020) - [j56]Julien Baste
, Ignasi Sau
, Dimitrios M. Thilikos:
Hitting Minors on Bounded Treewidth Graphs. I. General Upper Bounds. SIAM J. Discret. Math. 34(3): 1623-1648 (2020) - [j55]Julien Baste
, Ignasi Sau
, Dimitrios M. Thilikos:
Hitting minors on bounded treewidth graphs. II. Single-exponential algorithms. Theor. Comput. Sci. 814: 135-152 (2020) - [c50]Marin Bougeret
, Bart M. P. Jansen
, Ignasi Sau
:
Bridge-Depth Characterizes Which Structural Parameterizations of Vertex Cover Admit a Polynomial Kernel. ICALP 2020: 16:1-16:19 - [c49]Ignasi Sau
, Giannos Stamoulis
, Dimitrios M. Thilikos
:
An FPT-Algorithm for Recognizing k-Apices of Minor-Closed Graph Classes. ICALP 2020: 95:1-95:20 - [c48]Paloma T. Lima, Vinícius Fernandes dos Santos, Ignasi Sau
, Uéverton S. Souza
:
Reducing Graph Transversals via Edge Contractions. MFCS 2020: 64:1-64:15 - [c47]Raul Lopes
, Ignasi Sau
:
A Relaxation of the Directed Disjoint Paths Problem: A Global Congestion Metric Helps. MFCS 2020: 68:1-68:15 - [c46]Ignasi Sau
, Uéverton dos Santos Souza
:
Hitting Forbidden Induced Subgraphs on Bounded Treewidth Graphs. MFCS 2020: 82:1-82:15 - [c45]Julien Baste
, Ignasi Sau
, Dimitrios M. Thilikos:
A complexity dichotomy for hitting connected minors on bounded treewidth graphs: the chair and the banner draw the boundary. SODA 2020: 951-970 - [c44]Rémy Belmonte, Ignasi Sau
:
On the Complexity of Finding Large Odd Induced Subgraphs and Odd Colorings. WG 2020: 67-79 - [i49]Rémy Belmonte, Ignasi Sau
:
On the complexity of finding large odd induced subgraphs and odd colorings. CoRR abs/2002.06078 (2020) - [i48]Ignasi Sau
, Uéverton S. Souza:
Hitting forbidden induced subgraphs on bounded treewidth graphs. CoRR abs/2004.08324 (2020) - [i47]Victor A. Campos, Guilherme de C. M. Gomes, Allen Ibiapina, Raul Lopes, Ignasi Sau, Ana Silva:
Coloring Problems on Bipartite Graphs of Small Diameter. CoRR abs/2004.11173 (2020) - [i46]Ignasi Sau
, Giannos Stamoulis, Dimitrios M. Thilikos:
k-apices of minor-closed graph classes. II. Parameterized algorithms. CoRR abs/2004.12692 (2020) - [i45]Marin Bougeret, Bart M. P. Jansen, Ignasi Sau:
Bridge-Depth Characterizes which Structural Parameterizations of Vertex Cover Admit a Polynomial Kernel. CoRR abs/2004.12865 (2020) - [i44]Paloma T. Lima, Vinícius Fernandes dos Santos, Ignasi Sau
, Uéverton S. Souza:
Reducing graph transversals via edge contractions. CoRR abs/2005.01460 (2020) - [i43]Luiz Alberto do Carmo Viana, Manoel B. Campêlo, Ignasi Sau, Ana Silva:
A Unifying Model for Locally Constrained Spanning Tree Problems. CoRR abs/2005.10328 (2020) - [i42]Lucas Keiler, Carlos Vinícius G. C. Lima, Ana Karolinna Maia, Rudini M. Sampaio, Ignasi Sau:
Target set selection with maximum activation time. CoRR abs/2007.05246 (2020) - [i41]Victor A. Campos, Raul Lopes, Ana Karolinna Maia, Ignasi Sau:
Adapting the Directed Grid Theorem into an FPT Algorithm. CoRR abs/2007.07738 (2020)
2010 – 2019
- 2019
- [j54]Valentin Garnero, Christophe Paul, Ignasi Sau
, Dimitrios M. Thilikos:
Explicit Linear Kernels for Packing Problems. Algorithmica 81(4): 1615-1656 (2019) - [j53]Marin Bougeret
, Ignasi Sau
:
How Much Does a Treedepth Modulator Help to Obtain Polynomial Kernels Beyond Sparse Graphs? Algorithmica 81(10): 4043-4068 (2019) - [j52]Julien Baste
, Dieter Rautenbach, Ignasi Sau
:
Approximating maximum uniquely restricted matchings in bipartite graphs. Discret. Appl. Math. 267: 30-40 (2019) - [j51]Josefran de Oliveira Bastos, Fabrício Siqueira Benevides
, Guilherme Oliveira Mota
, Ignasi Sau
:
Counting Gallai 3-colorings of complete graphs. Discret. Math. 342(9): 2618-2631 (2019) - [j50]Julien Baste
, Dieter Rautenbach
, Ignasi Sau
:
Upper bounds on the uniquely restricted chromatic index. J. Graph Theory 91(3): 251-258 (2019) - [j49]Júlio Araújo
, Cláudia Linhares Sales, Ignasi Sau
, Ana Silva
:
Weighted proper orientations of trees and graphs of bounded treewidth. Theor. Comput. Sci. 771: 39-48 (2019) - [c43]Guilherme de C. M. Gomes
, Ignasi Sau
:
Finding Cuts of Bounded Degree: Complexity, FPT and Exact Algorithms, and Kernelization. IPEC 2019: 19:1-19:15 - [c42]Victor A. Campos, Raul Lopes, Ana Karolinna Maia, Ignasi Sau
:
Adapting The Directed Grid Theorem into an FPT Algorithm. LAGOS 2019: 229-240 - [e1]Ignasi Sau
, Dimitrios M. Thilikos:
Graph-Theoretic Concepts in Computer Science - 45th International Workshop, WG 2019, Vall de Núria, Spain, June 19-21, 2019, Revised Papers. Lecture Notes in Computer Science 11789, Springer 2019, ISBN 978-3-030-30785-1 [contents] - [i40]Guilherme de C. M. Gomes, Ignasi Sau
:
Finding cuts of bounded degree: complexity, FPT and exact algorithms, and kernelization. CoRR abs/1905.03134 (2019) - [i39]Julien Baste, Ignasi Sau, Dimitrios M. Thilikos:
Hitting minors on bounded treewidth graphs. IV. An optimal algorithm. CoRR abs/1907.04442 (2019) - [i38]Raul Lopes, Ignasi Sau
:
A relaxation of the Directed Disjoint Paths problem: a global congestion metric helps. CoRR abs/1909.13848 (2019) - 2018
- [b1]Ignasi Sau:
Some Contributions to Parameterized Complexity. (Quelques Contributions en Complexité Paramétrée). University of Montpellier, France, 2018 - [j48]Eun Jung Kim
, Sang-il Oum, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos:
An FPT 2-Approximation for Tree-Cut Decomposition. Algorithmica 80(1): 116-135 (2018) - [j47]Dimitris Chatzidimitriou, Jean-Florent Raymond
, Ignasi Sau
, Dimitrios M. Thilikos:
An O(log OPT)-Approximation for Covering and Packing Minor Models of θr. Algorithmica 80(4): 1330-1356 (2018) - [j46]Henri Perret du Cray, Ignasi Sau
:
Improved FPT algorithms for weighted independent set in bull-free graphs. Discret. Math. 341(2): 451-462 (2018) - [j45]Valentin Garnero, Ignasi Sau
:
A Linear Kernel for Planar Total Dominating Set. Discret. Math. Theor. Comput. Sci. 20(1) (2018) - [j44]Julien Baste
, Marc Noy, Ignasi Sau:
On the number of labeled graphs of bounded treewidth. Eur. J. Comb. 71: 12-21 (2018) - [j43]Nathann Cohen, Frédéric Havet, Dorian Mazauric, Ignasi Sau
, Rémi Watrigant:
Complexity dichotomies for the MinimumF-Overlay problem. J. Discrete Algorithms 52-53: 133-142 (2018) - [j42]Pierre Aboulker, Samuel Fiorini, Tony Huynh
, Gwenaël Joret, Jean-Florent Raymond
, Ignasi Sau
:
A Tight Erdös-Pósa Function for Wheel Minors. SIAM J. Discret. Math. 32(3): 2302-2312 (2018) - [j41]Júlio Araújo
, Julien Baste
, Ignasi Sau
:
Ruling out FPT algorithms for Weighted Coloring on forests. Theor. Comput. Sci. 729: 11-19 (2018) - [j40]Sancrey Rodrigues Alves, Konrad K. Dabrowski, Luérbio Faria, Sulamita Klein, Ignasi Sau
, Uéverton S. Souza
:
On the (parameterized) complexity of recognizing well-covered (r, ℓ)-graph. Theor. Comput. Sci. 746: 36-48 (2018) - [c41]Julien Baste
, Ignasi Sau
, Dimitrios M. Thilikos:
A Complexity Dichotomy for Hitting Small Planar Minors Parameterized by Treewidth. IPEC 2018: 2:1-2:13 - [c40]Júlio Araújo
, Victor A. Campos, Carlos Vinícius G. C. Lima
, Vinícius Fernandes dos Santos, Ignasi Sau
, Ana Silva
:
Dual Parameterization of Weighted Coloring. IPEC 2018: 12:1-12:14 - [c39]Júlio Araújo
, Victor A. Campos, Ana Karolinna Maia, Ignasi Sau
, Ana Silva
:
On the Complexity of Finding Internally Vertex-Disjoint Long Directed Paths. LATIN 2018: 66-79 - [i37]Júlio Araújo, Cláudia Linhares Sales, Ignasi Sau, Ana Silva:
Weighted proper orientations of trees and graphs of bounded treewidth. CoRR abs/1804.03884 (2018) - [i36]Luérbio Faria, Sulamita Klein, Ignasi Sau, Uéverton S. Souza, Rubens Sucupira:
Maximum cuts in edge-colored graphs. CoRR abs/1805.00858 (2018) - [i35]Júlio Araújo, Victor A. Campos, Carlos Vinícius G. C. Lima, Vinícius Fernandes dos Santos, Ignasi Sau
, Ana Silva:
Dual parameterization of Weighted Coloring. CoRR abs/1805.06699 (2018) - 2017
- [j39]Valentin Garnero, Ignasi Sau
, Dimitrios M. Thilikos:
A linear kernel for planar red-blue dominating set. Discret. Appl. Math. 217: 536-547 (2017) - [j38]Luérbio Faria, Sulamita Klein, Ignasi Sau, Rubens Sucupira:
Improved kernels for Signed Max Cut parameterized above lower bound on (r, l)-graphs. Discret. Math. Theor. Comput. Sci. 19(1) (2017) - [j37]Dimitris Chatzidimitriou, Jean-Florent Raymond
, Ignasi Sau
, Dimitrios M. Thilikos:
Minors in graphs of large ϴr-girth. Eur. J. Comb. 65: 106-121 (2017) - [j36]Rubens Sucupira, Luérbio Faria, Sulamita Klein, Ignasi Sau
, Uéverton S. Souza
:
Maximum Cuts in Edge-colored Graphs. Electron. Notes Discret. Math. 62: 87-92 (2017) - [j35]Júlio Araújo
, Julien Baste
, Ignasi Sau
:
Ruling out FPT algorithms for Weighted Coloring on forests. Electron. Notes Discret. Math. 62: 195-200 (2017) - [j34]Julien Baste
, Fairouz Beggas, Hamamache Kheddouci, Ignasi Sau
:
On the parameterized complexity of the Edge Monitoring problem. Inf. Process. Lett. 121: 39-44 (2017) - [j33]Eun Jung Kim, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos:
Parameterized algorithms for min-max multiway cut and list digraph homomorphism. J. Comput. Syst. Sci. 86: 191-206 (2017) - [j32]Nathann Cohen, Daniel Gonçalves
, Eun Jung Kim, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos, Mathias Weller:
A polynomial-time algorithm for Outerplanar Diameter Improvement. J. Comput. Syst. Sci. 89: 315-327 (2017) - [j31]Julien Baste
, Luérbio Faria, Sulamita Klein, Ignasi Sau
:
Parameterized Complexity Dichotomy for (r, ℓ)-Vertex Deletion. Theory Comput. Syst. 61(3): 777-794 (2017) - [j30]Luis Pedro Montejano, Ignasi Sau
:
On the complexity of computing the k-restricted edge-connectivity of a graph. Theor. Comput. Sci. 662: 31-39 (2017) - [j29]Didem Gözüpek, Sibel Özkan
, Christophe Paul
, Ignasi Sau
, Mordechai Shalom
:
Parameterized complexity of the MINCCA problem on graphs of bounded decomposability. Theor. Comput. Sci. 690: 91-103 (2017) - [c38]Nathann Cohen, Frédéric Havet, Dorian Mazauric, Ignasi Sau, Rémi Watrigant:
Complexity Dichotomies for the Minimum ℱ -Overlay Problem. IWOCA 2017: 116-127 - [c37]Julien Baste
, Didem Gözüpek, Christophe Paul, Ignasi Sau
, Mordechai Shalom, Dimitrios M. Thilikos:
Parameterized Complexity of Finding a Spanning Tree with Minimum Reload Cost Diameter. IPEC 2017: 3:1-3:12 - [c36]Julien Baste
, Ignasi Sau
, Dimitrios M. Thilikos:
Optimal Algorithms for Hitting (Topological) Minors on Graphs of Bounded Treewidth. IPEC 2017: 4:1-4:12 - [c35]Marin Bougeret
, Ignasi Sau
:
How Much Does a Treedepth Modulator Help to Obtain Polynomial Kernels Beyond Sparse Graphs?. IPEC 2017: 10:1-10:13 - [c34]Julien Baste
, Marc Noy, Ignasi Sau
:
On the Number of Labeled Graphs of Bounded Treewidth. WG 2017: 88-99 - [c33]Julien Baste
, Dieter Rautenbach, Ignasi Sau
:
Uniquely Restricted Matchings and Edge Colorings. WG 2017: 100-112 - [i34]Julien Baste, Didem Gözüpek, Christophe Paul, Ignasi Sau
, Mordechai Shalom, Dimitrios M. Thilikos:
Parameterized complexity of finding a spanning tree with minimum reload cost diameter. CoRR abs/1703.01686 (2017) - [i33]Nathann Cohen, Frédéric Havet, Dorian Mazauric, Ignasi Sau
, Rémi Watrigant:
Complexity Dichotomies for the Minimum F-Overlay Problem. CoRR abs/1703.05156 (2017) - [i32]Júlio Araújo, Julien Baste, Ignasi Sau
:
Ruling out FPT algorithms for Weighted Coloring on forests. CoRR abs/1703.09726 (2017) - [i31]Julien Baste, Ignasi Sau
, Dimitrios M. Thilikos:
Hitting minors on bounded treewidth graphs. I. General upper bounds. CoRR abs/1704.07284 (2017) - [i30]Sancrey Rodrigues Alves, Konrad Kazimierz Dabrowski, Luérbio Faria, Sulamita Klein, Ignasi Sau
, Uéverton S. Souza:
On the (parameterized) complexity of recognizing well-covered (r, l)-graphs. CoRR abs/1705.09177 (2017) - [i29]Júlio Araújo, Victor A. Campos, Ana Karolinna Maia, Ignasi Sau, Ana Silva:
On the complexity of finding internally vertex-disjoint long directed paths. CoRR abs/1706.09066 (2017) - [i28]Pierre Aboulker, Samuel Fiorini, Tony Huynh, Gwenaël Joret, Jean-Florent Raymond, Ignasi Sau
:
A tight Erdős-Pósa function for wheel minors. CoRR abs/1710.06282 (2017) - 2016
- [j28]Jean-Florent Raymond
, Ignasi Sau
, Dimitrios M. Thilikos:
An edge variant of the Erdős-Pósa property. Discret. Math. 339(8): 2027-2035 (2016) - [j27]Eun Jung Kim, Alexander Langer, Christophe Paul
, Felix Reidl
, Peter Rossmanith, Ignasi Sau
, Somnath Sikdar:
Linear Kernels and Single-Exponential Algorithms Via Protrusion Decompositions. ACM Trans. Algorithms 12(2): 21:1-21:41 (2016) - [c32]Julien Baste
, Christophe Paul, Ignasi Sau
, Céline Scornavacca:
Efficient FPT Algorithms for (Strict) Compatibility of Unrooted Phylogenetic Trees. AAIM 2016: 53-64 - [c31]Sancrey Rodrigues Alves, Konrad Kazimierz Dabrowski, Luérbio Faria, Sulamita Klein, Ignasi Sau
, Uéverton dos Santos Souza
:
On the (Parameterized) Complexity of Recognizing Well-Covered (r, l)-graphs. COCOA 2016: 423-437 - [c30]Didem Gözüpek, Sibel Özkan, Christophe Paul
, Ignasi Sau
, Mordechai Shalom
:
Parameterized Complexity of the MINCCA Problem on Graphs of Bounded Decomposability. WG 2016: 195-206 - [i27]Julien Baste, Christophe Paul, Ignasi Sau
, Céline Scornavacca:
Efficient FPT algorithms for (strict) compatibility of unrooted phylogenetic trees. CoRR abs/1604.03008 (2016) - [i26]Julien Baste, Marc Noy, Ignasi Sau
:
The number of labeled graphs of bounded treewidth. CoRR abs/1604.07273 (2016) - [i25]Didem Gözüpek, Sibel Özkan, Christophe Paul, Ignasi Sau
, Mordechai Shalom:
Parameterized complexity of the MINCCA problem on graphs of bounded decomposability. CoRR abs/1605.00532 (2016) - [i24]Marin Bougeret
, Ignasi Sau
:
How much does a treedepth modulator help to obtain polynomial kernels beyond sparse graphs? CoRR abs/1609.08095 (2016) - [i23]Valentin Garnero, Christophe Paul, Ignasi Sau, Dimitrios M. Thilikos:
Explicit linear kernels for packing problems. CoRR abs/1610.06131 (2016) - [i22]Julien Baste, Dieter Rautenbach, Ignasi Sau:
Uniquely restricted matchings and edge colorings. CoRR abs/1611.06815 (2016) - 2015
- [j26]Valentin Garnero, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos:
Explicit Linear Kernels via Dynamic Programming. SIAM J. Discret. Math. 29(4): 1864-1894 (2015) - [j25]Julien Baste
, Ignasi Sau
:
The role of planarity in connectivity problems parameterized by treewidth. Theor. Comput. Sci. 570: 1-14 (2015) - [c29]Nathann Cohen, Daniel Gonçalves
, Eunjung Kim, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos, Mathias Weller:
A Polynomial-Time Algorithm for Outerplanar Diameter Improvement. CSR 2015: 123-142 - [c28]Eun Jung Kim, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos:
Parameterized Algorithms for Min-Max Multiway Cut and List Digraph Homomorphism. IPEC 2015: 78-89 - [c27]Eunjung Kim, Sang-il Oum, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos:
An FPT 2-Approximation for Tree-cut Decomposition. WAOA 2015: 35-46 - [c26]Dimitris Chatzidimitriou, Jean-Florent Raymond
, Ignasi Sau
, Dimitrios M. Thilikos:
An O(\log \mathrmOPT) O ( log OPT ) -Approximation for Covering/Packing Minor Models of θ _r θ r. WAOA 2015: 122-132 - [c25]Luis Pedro Montejano, Ignasi Sau
:
On the Complexity of Computing the k-restricted Edge-connectivity of a Graph. WG 2015: 219-233 - [i21]Luis Pedro Montejano, Ignasi Sau
:
On the complexity of computing the k-restricted edge-connectivity of a graph. CoRR abs/1502.07659 (2015) - [i20]Julien Baste, Luérbio Faria, Sulamita Klein, Ignasi Sau
:
Parameterized complexity dichotomy for (r, ℓ)-Vertex Deletion. CoRR abs/1504.05515 (2015) - [i19]Eunjung Kim, Sang-il Oum, Christophe Paul, Ignasi Sau
, Dimitrios M. Thilikos:
An FPT 2-Approximation for Tree-Cut Decomposition. CoRR abs/1509.04880 (2015) - [i18]Eunjung Kim, Christophe Paul, Ignasi Sau
, Dimitrios M. Thilikos:
Parameterized Algorithms for Min-Max Multiway Cut and List Digraph Homomorphism. CoRR abs/1509.07404 (2015) - [i17]Dimitris Chatzidimitriou, Jean-Florent Raymond, Ignasi Sau, Dimitrios M. Thilikos:
Minors in graphs of large $θr-girth. CoRR abs/1510.03041 (2015) - [i16]Dimitris Chatzidimitriou, Jean-Florent Raymond, Ignasi Sau
, Dimitrios M. Thilikos:
An O(log OPT)-approximation for covering and packing minor models of $θr. CoRR abs/1510.03945 (2015) - [i15]Luérbio Faria, Sulamita Klein, Ignasi Sau
, Rubens Sucupira:
Improved kernels for Signed Max Cut parameterized above lower bound on (r, l)-graphs. CoRR abs/1512.05223 (2015) - 2014
- [j24]Nicolas Bousquet
, Daniel Gonçalves
, George B. Mertzios, Christophe Paul
, Ignasi Sau
, Stéphan Thomassé:
Parameterized Domination in Circle Graphs. Theory Comput. Syst. 54(1): 45-72 (2014) - [j23]Gwenaël Joret, Christophe Paul
, Ignasi Sau
, Saket Saurabh, Stéphan Thomassé
:
Hitting and Harvesting Pumpkins. SIAM J. Discret. Math. 28(3): 1363-1390 (2014) - [j22]Juanjo Rué
, Ignasi Sau
, Dimitrios M. Thilikos:
Dynamic programming for graphs on surfaces. ACM Trans. Algorithms 10(2): 8:1-8:26 (2014) - [c24]Julien Baste
, Ignasi Sau
:
The Role of Planarity in Connectivity Problems Parameterized by Treewidth. IPEC 2014: 63-74 - [c23]Henri Perret du Cray, Ignasi Sau
:
Improved FPT Algorithms for Weighted Independent Set in Bull-Free Graphs. IPEC 2014: 282-293 - [c22]Valentin Garnero, Christophe Paul
, Ignasi Sau
, Dimitrios M. Thilikos:
Explicit Linear Kernels via Dynamic Programming. STACS 2014: 312-324 - [i14]Nathann Cohen, Daniel Gonçalves
, Eun Jung Kim, Christophe Paul, Ignasi Sau
, Dimitrios M. Thilikos, Mathias Weller:
A Polynomial-time Algorithm for Outerplanar Diameter Improvement. CoRR abs/1403.5702 (2014) - [i13]Henri Perret du Cray, Ignasi Sau:
Improved FPT algorithms for weighted independent set in bull-free graphs. CoRR abs/1407.1706 (2014) - [i12]Valentin Garnero, Ignasi Sau
, Dimitrios M. Thilikos:
A linear kernel for planar red-blue dominating set. CoRR abs/1408.6388 (2014) - 2013
- [j21]David Peleg, Ignasi Sau
, Mordechai Shalom
:
On approximating the d-girth of a graph. Discret. Appl. Math. 161(16-17): 2587-2596 (2013) - [j20]Juanjo Rué
, Ignasi Sau
, Dimitrios M. Thilikos:
Asymptotic enumeration of non-crossing partitions on surfaces. Discret. Math. 313(5): 635-649 (2013) - [c21]Eun Jung Kim, Alexander Langer, Christophe Paul
, Felix Reidl
, Peter Rossmanith, Ignasi Sau
, Somnath Sikdar:
Linear Kernels and Single-Exponential Algorithms via Protrusion Decompositions. ICALP (1) 2013: 613-624 - [i11]Valentin Garnero, Ignasi Sau, Dimitrios M. Thilikos:
A linear kernel for planar red-blue dominating set. CTW 2013: 117-120 - [i10]Jean-Florent Raymond, Ignasi Sau
, Dimitrios M. Thilikos:
An edge variant of the Erdős-Pósa property. CoRR abs/1311.1108 (2013) - [i9]Julien Baste, Ignasi Sau:
The role of planarity in connectivity problems parameterized by treewidth. CoRR abs/1312.2889 (2013) - [i8]Valentin Garnero, Christophe Paul, Ignasi Sau, Dimitrios M. Thilikos:
Explicit linear kernels via dynamic programming. CoRR abs/1312.6585 (2013) - 2012
- [j19]Isolde Adler, Frederic Dorn, Fedor V. Fomin
, Ignasi Sau
, Dimitrios M. Thilikos:
Fast Minor Testing in Planar Graphs. Algorithmica 64(1): 69-84 (2012) - [j18]Omid Amini, David Peleg, Stéphane Pérennes, Ignasi Sau
, Saket Saurabh:
On the approximability of some degree-constrained subgraph problems. Discret. Appl. Math. 160(12): 1661-1679 (2012) - [j17]Ignasi Sau
, Petra Sparl, Janez Zerovnik
:
Simpler multicoloring of triangle-free hexagonal graphs. Discret. Math. 312(1): 181-187 (2012) - [j16]Omid Amini, Ignasi Sau
, Saket Saurabh:
Parameterized complexity of finding small degree-constrained subgraphs. J. Discrete Algorithms 10: 70-83 (2012) - [j15]Jean-Claude Bermond, David Coudert, Joanna Moulierac, Stéphane Pérennes, Ignasi Sau
, Fernando Solano Donado
:
GMPLS label space minimization through hypergraph layouts. Theor. Comput. Sci. 444: 3-16 (2012) - [j14]George B. Mertzios, Ignasi Sau
, Mordechai Shalom
, Shmuel Zaks:
Placing regenerators in optical networks to satisfy multiple sets of requests. IEEE/ACM Trans. Netw. 20(6): 1870-1879 (2012) - [c20]Juanjo Rué
, Ignasi Sau
, Dimitrios M. Thilikos:
Dynamic Programming for H-minor-free Graphs. COCOON 2012: 86-97 - [c19]Nicolas Bousquet
, Daniel Gonçalves, George B. Mertzios, Christophe Paul
, Ignasi Sau
, Stéphan Thomassé
:
Parameterized Domination in Circle Graphs. WG 2012: 308-319 - [i7]Nicolas Bousquet, Daniel Gonçalves
, George B. Mertzios, Christophe Paul, Ignasi Sau, Stéphan Thomassé
:
Parameterized Domination in Circle Graphs. CoRR abs/1205.3728 (2012) - [i6]Eun Jung Kim, Alexander Langer, Christophe Paul, Felix Reidl, Peter Rossmanith, Ignasi Sau
, Somnath Sikdar:
Linear kernels and single-exponential algorithms via protrusion decompositions. CoRR abs/1207.0835 (2012) - [i5]Valentin Garnero, Ignasi Sau
:
A linear kernel for planar total dominating set. CoRR abs/1211.0978 (2012) - 2011
- [j13]Ignasi Sau
, Dimitrios M. Thilikos:
On self-duality of branchwidth in graphs of bounded genus. Discret. Appl. Math. 159(17): 2184-2186 (2011) - [j12]Jean-Claude Bermond, Xavier Muñoz
, Ignasi Sau
:
Traffic grooming in bidirectional WDM ring networks. Networks 58(1): 20-35 (2011) - [j11]George B. Mertzios, Ignasi Sau
, Shmuel Zaks:
The Recognition of Tolerance and Bounded Tolerance Graphs. SIAM J. Comput. 40(5): 1234-1257 (2011) - [j10]Xavier Muñoz
, Zhentao Li, Ignasi Sau
:
Edge-Partitioning Regular Graphs for Ring Traffic Grooming with a Priori Placement of the ADMs. SIAM J. Discret. Math. 25(4): 1490-1505 (2011) - [j9]Isolde Adler, Frederic Dorn, Fedor V. Fomin
, Ignasi Sau
, Dimitrios M. Thilikos:
Faster parameterized algorithms for minor containment. Theor. Comput. Sci. 412(50): 7018-7028 (2011) - [c18]Gwenaël Joret, Christophe Paul
, Ignasi Sau
, Saket Saurabh, Stéphan Thomassé
:
Hitting and Harvesting Pumpkins. ESA 2011: 394-407 - [c17]David Peleg, Ignasi Sau
, Mordechai Shalom:
On Approximating the d-Girth of a Graph. SOFSEM 2011: 467-481 - [i4]Juanjo Rué, Ignasi Sau, Dimitrios M. Thilikos:
Asymptotic Enumeration of Non-crossing Partitions on Surfaces. CoRR abs/1104.2477 (2011) - [i3]Juanjo Rué, Ignasi Sau, Dimitrios M. Thilikos:
Dynamic Programming for Graphs on Surfaces. CoRR abs/1104.2486 (2011) - [i2]Gwenaël Joret, Christophe Paul, Ignasi Sau, Saket Saurabh, Stéphan Thomassé
:
Hitting and Harvesting Pumpkins. CoRR abs/1105.2704 (2011) - 2010
- [j8]Ignasi Sau
, Dimitrios M. Thilikos:
Subexponential parameterized algorithms for degree-constrained subgraph problems on planar graphs. J. Discrete Algorithms 8(3): 330-338 (2010) - [j7]David Coudert, Frédéric Giroire, Ignasi Sau
:
Circuits in Graphs through a prescribed Set of Ordered vertices. J. Interconnect. Networks 11(3-4): 121-141 (2010) - [j6]Jean-Claude Bermond, Charles J. Colbourn, Lucia Gionfriddo, Gaetano Quattrocchi, Ignasi Sau
:
Drop Cost and Wavelength Optimal Two-Period Grooming with Ratio 4. SIAM J. Discret. Math. 24(2): 400-419 (2010) - [c16]Isolde Adler, Frederic Dorn, Fedor V. Fomin
, Ignasi Sau
, Dimitrios M. Thilikos:
Fast Minor Testing in Planar Graphs. ESA (1) 2010: 97-109 - [c15]George B. Mertzios, Ignasi Sau
, Mordechai Shalom
, Shmuel Zaks:
Placing Regenerators in Optical Networks to Satisfy Multiple Sets of Requests. ICALP (2) 2010: 333-344 - [c14]Juanjo Rué
, Ignasi Sau
, Dimitrios M. Thilikos:
Dynamic Programming for Graphs on Surfaces. ICALP (1) 2010: 372-383 - [c13]Ignasi Sau
, Mordechai Shalom
, Shmuel Zaks:
Traffic Grooming in Star Networks via Matching Techniques. SIROCCO 2010: 41-56 - [c12]George B. Mertzios, Ignasi Sau
, Shmuel Zaks:
The Recognition of Tolerance and Bounded Tolerance Graphs. STACS 2010: 585-596 - [c11]Isolde Adler, Frederic Dorn, Fedor V. Fomin
, Ignasi Sau
, Dimitrios M. Thilikos:
Faster Parameterized Algorithms for Minor Containment. SWAT 2010: 322-333 - [p2]Tibor Cinkler, David Coudert, Michele Flammini, Gianpiero Monaco, Luca Moscardelli, Xavier Muñoz
, Ignasi Sau, Mordechai Shalom
, Shmuel Zaks:
Traffic Grooming: Combinatorial Results and Practical Resolutions. Graphs and Algorithms in Communication Networks 2010: 63-94 - [p1]Ignasi Sau, Janez Zerovnik:
Permutation Routing and (ℓ, k)-Routing on Plane Grids. Graphs and Algorithms in Communication Networks 2010: 265-279 - [i1]George B. Mertzios, Ignasi Sau, Shmuel Zaks:
The Recognition of Tolerance and Bounded Tolerance Graphs. CoRR abs/1001.3251 (2010)
2000 – 2009
- 2009
- [j5]Ignasi Sau
, Dimitrios M. Thilikos:
Subexponential Parameterized Algorithms for Bounded-Degree Connected Subgraph Problems on Planar Graphs. Electron. Notes Discret. Math. 32: 59-66 (2009) - [j4]Florian Huc, Ignasi Sau, Janez Zerovnik
:
(l, k)-ROUTING ON PLANE GRIDS. J. Interconnect. Networks 10(1-2): 27-57 (2009) - [j3]George B. Mertzios, Ignasi Sau
, Shmuel Zaks:
A New Intersection Model and Improved Algorithms for Tolerance Graphs. SIAM J. Discret. Math. 23(4): 1800-1813 (2009) - [j2]Omid Amini, Stéphane Pérennes, Ignasi Sau
:
Hardness and approximation of traffic grooming. Theor. Comput. Sci. 410(38-40): 3751-3760 (2009) - [c10]Ignasi Sau, Dimitrios M. Thilikos:
On Self-Duality of Branchwidth in Graphs of Bounded Genus. CTW 2009: 19-22 - [c9]David Coudert, Frédéric Giroire, Ignasi Sau
:
Edge-Simple Circuits through 10 Ordered Vertices in Square Grids. IWOCA 2009: 134-145 - [c8]Jean-Claude Bermond, David Coudert, Joanna Moulierac, Stéphane Pérennes, Hervé Rivano
, Ignasi Sau
, Fernando Solano Donado:
MPLS Label Stacking on the Line Network. Networking 2009: 809-820 - [c7]Jean-Claude Bermond, David Coudert, Joanna Moulierac, Stéphane Pérennes, Ignasi Sau
, Fernando Solano Donado:
Designing Hypergraph Layouts to GMPLS Routing Strategies. SIROCCO 2009: 57-71 - [c6]Zhentao Li, Ignasi Sau
:
Graph Partitioning and Traffic Grooming with Bounded Degree Request Graph. WG 2009: 250-261 - [c5]George B. Mertzios, Ignasi Sau
, Shmuel Zaks:
A New Intersection Model and Improved Algorithms for Tolerance Graphs. WG 2009: 285-295 - 2008
- [j1]Janez Zerovnik, Ignasi Sau
:
An Optimal Permutation Routing Algorithm on Full-Duplex Hexagonal Networks. Discret. Math. Theor. Comput. Sci. 10(3) (2008) - [c4]Omid Amini, Ignasi Sau
, Saket Saurabh:
Parameterized Complexity of the Smallest Degree-Constrained Subgraph Problem. IWPEC 2008: 13-29 - [c3]Omid Amini, David Peleg, Stéphane Pérennes, Ignasi Sau
, Saket Saurabh:
Degree-Constrained Subgraph Problems: Hardness and Approximation Results. WAOA 2008: 29-42 - [c2]Xavier Muñoz
, Ignasi Sau
:
Traffic Grooming in Unidirectional WDM Rings with Bounded Degree Request Graph. WG 2008: 300-311 - 2007
- [c1]Omid Amini, Stéphane Pérennes, Ignasi Sau:
Hardness and Approximation of Traffic Grooming. ISAAC 2007: 561-573
Coauthor Index
aka: Uéverton dos Santos Souza
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