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On the Power of Louvain in the Stochastic Block Model

Vincent Cohen-Addad , Adrian Kosowski , Frederik Mallmann-Trenn , David Saulpic
Advances in Neural Information Processing Systems (NeurIPS 2020), Dec 2020, Vancourer (virtual), Canada
Communication dans un congrès hal-03140367v1

The Bane of Low-Dimensionality Clustering

Vincent Cohen-Addad , Arnaud de Mesmay , Eva Rotenberg , Alan Roytman
ACM-SIAM Symposium on Discrete Algorithms, Jan 2018, New Orleans, United States
Communication dans un congrès hal-01649763v1

The Invisible Hand of Dynamic Market Pricing

Vincent Cohen-Addad , Alon Eden , Michal Feldman , Amos Fiat
the 2016 ACM Conference on Economics and Computation, Jul 2016, Maastricht, Netherlands. pp.383-400
Communication dans un congrès hal-02169519v1

Local Search Yields Approximation Schemes for k-Means and k-Median in Euclidean and Minor-Free Metrics

Vincent Cohen-Addad , Philip Klein , Claire Mathieu
2016 IEEE 57th Annual Symposium on Foundations of Computer Science (FOCS), Oct 2016, New Brunswick, United States. pp.353-364
Communication dans un congrès hal-02169522v1

A Near-Linear Approximation Scheme for Multicuts of Embedded Graphs with a Fixed Number of Terminals

Vincent Cohen-Addad , Éric Colin de Verdière , Arnaud de Mesmay
SIAM Journal on Computing, 2021, 50 (1), pp.1-31. ⟨10.1137/18M1183297⟩
Article dans une revue hal-04531792v1
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Inapproximability of Clustering in Lp-metrics

Vincent Cohen-Addad , Karthik Srikanta
FOCS'19 - 60th Annual IEEE Symposium on Foundations of Computer Science, Nov 2019, Baltimore, United States
Communication dans un congrès hal-02360762v2

A Fast Approximation Scheme for Low-Dimensional k-Means

Vincent Cohen-Addad
SODA 2018 - 29h Annual ACM-SIAM Symposium on Discrete Algorithms, Jan 2018, New Orleans, LA, United States. pp.430-440, ⟨10.1137/1.9781611975031.29⟩
Communication dans un congrès hal-02169544v1

Approximating connectivity domination in weighted bounded-genus graphs

Vincent Cohen-Addad , Eric Colin de Verdière , Philip Klein , Claire Mathieu , David Meierfrankenfeld
the 48th Annual ACM SIGACT Symposium on Theory of Computing, Jun 2016, Cambridge, United States. pp.584-597
Communication dans un congrès hal-02169515v1

Algorithmic Aspects of Switch Cographs

Vincent Cohen-Addad , Michel Habib , Fabien de Montgolfier
2013
Pré-publication, Document de travail hal-00921760v1
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Improved Coresets and Sublinear Algorithms for Power Means in Euclidean Spaces

Vincent Cohen-Addad , David Saulpic , Chris Schwiegelshohn
Advances in Neural Information Processing Systems, Dec 2021, Virtual, France. pp.21085--21098
Communication dans un congrès hal-03944707v1

On the Local Structure of Stable Clustering Instances

Vincent Cohen-Addad , Chris Schwiegelshohn
2017 IEEE 58th Annual Symposium on Foundations of Computer Science (FOCS), Oct 2017, Berkeley, United States. pp.49-60
Communication dans un congrès hal-02169532v1

A Fixed Parameter Tractable Approximation Scheme for the Optimal Cut Graph of a Surface

Vincent Cohen-Addad , Arnaud de Mesmay
23rd Annual European Symposium on Algorithms, pp.386-398, 2015
Chapitre d'ouvrage hal-02169505v1

Steinberg's Conjecture is false

Vincent Cohen-Addad , Michael Hebdige , Daniel Král' , Zhentao Li , Esteban Salgado
Journal of Combinatorial Theory, Series B, 2017, 122, pp.452-456. ⟨10.1016/j.jctb.2016.07.006⟩
Article dans une revue hal-02169535v1
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A Polynomial-Time Approximation Scheme for Facility Location on Planar Graphs

Vincent Cohen-Addad , Marcin Pilipczuk , Michał Pilipczuk
FOCS'19, Nov 2019, Baltimore, United States
Communication dans un congrès hal-02360765v1

Local Search Yields Approximation Schemes for $k$-Means and $k$-Median in Euclidean and Minor-Free Metrics

Vincent Cohen-Addad , Philip Klein , Claire Mathieu
SIAM Journal on Computing, 2019, 48 (2), pp.644-667. ⟨10.1137/17M112717X⟩
Article dans une revue hal-02169573v1

Algorithmic aspects of switch cographs

Vincent Cohen-Addad , Michel Habib , Fabien de Montgolfier
Discrete Applied Mathematics, 2016, 200, pp.23 - 42. ⟨10.1016/j.dam.2015.07.008⟩
Article dans une revue hal-01423053v1

Balanced centroidal power diagrams for redistricting

Vincent Cohen-Addad , Philip Klein , Neal Young
The 26th ACM SIGSPATIAL International Conference, Nov 2018, Seattle, United States. pp.389-396, ⟨10.1145/3274895.3274979⟩
Communication dans un congrès hal-02169538v1

Almost tight lower bounds for hard cutting problems in embedded graphs

Vincent Cohen-Addad , Éric Colin de Verdière , Dániel Marx , Arnaud de Mesmay
Journal of the ACM (JACM), 2021, 68 (30), pp.1-26. ⟨10.1145/3450704⟩
Article dans une revue hal-04510609v1

Instance-Optimality in the Noisy Value-and Comparison-Model

Vincent Cohen-Addad , Frederik Mallmann-Trenn , Claire Mathieu
Proceedings of the 2020 {ACM-SIAM} Symposium on Discrete Algorithms, {SODA} 2020, Jan 2020, Salt Lake City, United States. pp.2124-2143, ⟨10.1137/1.9781611975994.131⟩
Communication dans un congrès hal-02697939v1
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Fully Dynamic Consistent Facility Location

Vincent Cohen-Addad , Niklas Hjuler , Nikos Parotsidis , David Saulpic , Chris Schwiegelshohn
NeurIPS'19 - 33rd Conference on Neural Information Processing Systems, Dec 2019, Vancouver, United States
Communication dans un congrès hal-02360783v1

Hierarchical Clustering

Vincent Cohen-Addad , Varun Kanade , Frederik Mallmann-Trenn , Claire Mathieu
Journal of the ACM (JACM), 2019, 66 (4), pp.1-42. ⟨10.1145/3321386⟩
Article dans une revue hal-02371814v1
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Subquadratic High-Dimensional Hierarchical Clustering

Amir Abboud , Vincent Cohen-Addad , Hussein Houdrougé
NeurIPS'19 - 33rd Conference on Neural Information Processing Systems, Dec 2019, Vancouver, Canada
Communication dans un congrès hal-02360775v1
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Tight FPT Approximations for k-Median and k-Means

Vincent Cohen-Addad , Anupam Gupta , Amit Kumar , Euiwoong Lee , Jason Li
46th International Colloquium on Automata, Languages, and Programming (ICALP 2019), Jul 2019, Patras, Greece. pp.42:1--42:14, ⟨10.4230/LIPIcs.ICALP.2019.42⟩
Communication dans un congrès hal-02360773v1
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Near-linear time approximations schemes for clustering in doubling metrics

Vincent Cohen-Addad , Andreas Emil Feldmann , David Saulpic
FOCS'19, Nov 2019, Baltimore, United States
Communication dans un congrès hal-02360768v1
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On the Fixed-Parameter Tractability of Capacitated Clustering

Vincent Cohen-Addad , Jason Li
46th International Colloquium on Automata, Languages, and Programming (ICALP 2019), Jul 2019, Patras, Greece. pp.41:1--41:14, ⟨10.4230/LIPIcs.ICALP.2019.41⟩
Communication dans un congrès hal-02169579v1

Oblivious dimension reduction for k -means: beyond subspaces and the Johnson-Lindenstrauss lemma

Luca Becchetti , Marc Bury , Vincent Cohen-Addad , Fabrizio Grandoni , Chris Schwiegelshohn
STOC 2019 - 51st Annual ACM SIGACT Symposium on Theory of Computing, Jun 2019, Phoenix, United States. pp.1039-1050, ⟨10.1145/3313276.3316318⟩
Communication dans un congrès hal-02169563v1

Hierarchical Clustering: Objective Functions and Algorithms

Vincent Cohen-Addad , Varun Kanade , Frederik Mallmann-Trenn , Claire Mathieu
SODA 2018 - Twenty-Ninth Annual ACM-SIAM Symposium on Discrete Algorithms, Jan 2018, New Orleans, LA, United States. pp.378-397, ⟨10.1137/1.9781611975031.26⟩
Communication dans un congrès hal-02169539v1

Fast fencing

Mikkel Abrahamsen , Anna Adamaszek , Karl Bringmann , Vincent Cohen-Addad , Mehran Mehr , et al.
The 50th Annual ACM SIGACT Symposium on Theory of Computing, Jun 2018, Los Angeles, United States. pp.564-573, ⟨10.1145/3188745.3188878⟩
Communication dans un congrès hal-02169561v1

Fast and Compact Exact Distance Oracle for Planar Graphs

Vincent Cohen-Addad , Soren Dahlgaard , Christian Wulff-Nilsen
2017 IEEE 58th Annual Symposium on Foundations of Computer Science (FOCS), Oct 2017, Berkeley, France. pp.962-973, ⟨10.1109/FOCS.2017.93⟩
Communication dans un congrès hal-02169530v1
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Efficient Approximation Schemes for Uniform-Cost Clustering Problems in Planar Graphs

Vincent Cohen-Addad , Marcin Pilipczuk , Michał Pilipczuk
European Symposium on Algorithms, Sep 2019, Munich, Germany. pp.33:1--33:14, ⟨10.4230/LIPIcs.ESA.2019.33⟩
Communication dans un congrès hal-02371844v1