Published in: LIPIcs, Volume 274, 31st Annual European Symposium on Algorithms (ESA 2023)
Christoph Grunau, Ahmet Alper Özüdoğru, and Václav Rozhoň. Noisy k-Means++ Revisited. In 31st Annual European Symposium on Algorithms (ESA 2023). Leibniz International Proceedings in Informatics (LIPIcs), Volume 274, pp. 55:1-55:7, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2023)
@InProceedings{grunau_et_al:LIPIcs.ESA.2023.55, author = {Grunau, Christoph and \"{O}z\"{u}do\u{g}ru, Ahmet Alper and Rozho\v{n}, V\'{a}clav}, title = {{Noisy k-Means++ Revisited}}, booktitle = {31st Annual European Symposium on Algorithms (ESA 2023)}, pages = {55:1--55:7}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-295-2}, ISSN = {1868-8969}, year = {2023}, volume = {274}, editor = {G{\o}rtz, Inge Li and Farach-Colton, Martin and Puglisi, Simon J. and Herman, Grzegorz}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ESA.2023.55}, URN = {urn:nbn:de:0030-drops-187080}, doi = {10.4230/LIPIcs.ESA.2023.55}, annote = {Keywords: clustering, k-means, k-means++, adversarial noise} }
Published in: LIPIcs, Volume 251, 14th Innovations in Theoretical Computer Science Conference (ITCS 2023)
Fabien Dufoulon, Yuval Emek, and Ran Gelles. Beeping Shortest Paths via Hypergraph Bipartite Decomposition. In 14th Innovations in Theoretical Computer Science Conference (ITCS 2023). Leibniz International Proceedings in Informatics (LIPIcs), Volume 251, pp. 45:1-45:24, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2023)
@InProceedings{dufoulon_et_al:LIPIcs.ITCS.2023.45, author = {Dufoulon, Fabien and Emek, Yuval and Gelles, Ran}, title = {{Beeping Shortest Paths via Hypergraph Bipartite Decomposition}}, booktitle = {14th Innovations in Theoretical Computer Science Conference (ITCS 2023)}, pages = {45:1--45:24}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-263-1}, ISSN = {1868-8969}, year = {2023}, volume = {251}, editor = {Tauman Kalai, Yael}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ITCS.2023.45}, URN = {urn:nbn:de:0030-drops-175485}, doi = {10.4230/LIPIcs.ITCS.2023.45}, annote = {Keywords: Beeping Networks, Shortest Paths, Hypergraph Bipartite Decomposition} }
Published in: LIPIcs, Volume 215, 13th Innovations in Theoretical Computer Science Conference (ITCS 2022)
Sebastian Brandt, Yi-Jun Chang, Jan Grebík, Christoph Grunau, Václav Rozhoň, and Zoltán Vidnyánszky. Local Problems on Trees from the Perspectives of Distributed Algorithms, Finitary Factors, and Descriptive Combinatorics. In 13th Innovations in Theoretical Computer Science Conference (ITCS 2022). Leibniz International Proceedings in Informatics (LIPIcs), Volume 215, pp. 29:1-29:26, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2022)
@InProceedings{brandt_et_al:LIPIcs.ITCS.2022.29, author = {Brandt, Sebastian and Chang, Yi-Jun and Greb{\'\i}k, Jan and Grunau, Christoph and Rozho\v{n}, V\'{a}clav and Vidny\'{a}nszky, Zolt\'{a}n}, title = {{Local Problems on Trees from the Perspectives of Distributed Algorithms, Finitary Factors, and Descriptive Combinatorics}}, booktitle = {13th Innovations in Theoretical Computer Science Conference (ITCS 2022)}, pages = {29:1--29:26}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-217-4}, ISSN = {1868-8969}, year = {2022}, volume = {215}, editor = {Braverman, Mark}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ITCS.2022.29}, URN = {urn:nbn:de:0030-drops-156259}, doi = {10.4230/LIPIcs.ITCS.2022.29}, annote = {Keywords: Distributed Algorithms, Descriptive Combinatorics} }
Published in: LIPIcs, Volume 209, 35th International Symposium on Distributed Computing (DISC 2021)
Ioannis Anagnostides and Themis Gouleakis. Deterministic Distributed Algorithms and Lower Bounds in the Hybrid Model. In 35th International Symposium on Distributed Computing (DISC 2021). Leibniz International Proceedings in Informatics (LIPIcs), Volume 209, pp. 5:1-5:19, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2021)
@InProceedings{anagnostides_et_al:LIPIcs.DISC.2021.5, author = {Anagnostides, Ioannis and Gouleakis, Themis}, title = {{Deterministic Distributed Algorithms and Lower Bounds in the Hybrid Model}}, booktitle = {35th International Symposium on Distributed Computing (DISC 2021)}, pages = {5:1--5:19}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-210-5}, ISSN = {1868-8969}, year = {2021}, volume = {209}, editor = {Gilbert, Seth}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.DISC.2021.5}, URN = {urn:nbn:de:0030-drops-148077}, doi = {10.4230/LIPIcs.DISC.2021.5}, annote = {Keywords: Distributed Computing, Hybrid Model, Sparse Graphs, Deterministic Algorithms, All-Pairs Shortest Paths, Minimum Cut, Radius} }
Published in: LIPIcs, Volume 179, 34th International Symposium on Distributed Computing (DISC 2020)
Mohsen Ghaffari, Christoph Grunau, and Ce Jin. Improved MPC Algorithms for MIS, Matching, and Coloring on Trees and Beyond. In 34th International Symposium on Distributed Computing (DISC 2020). Leibniz International Proceedings in Informatics (LIPIcs), Volume 179, pp. 34:1-34:18, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2020)
@InProceedings{ghaffari_et_al:LIPIcs.DISC.2020.34, author = {Ghaffari, Mohsen and Grunau, Christoph and Jin, Ce}, title = {{Improved MPC Algorithms for MIS, Matching, and Coloring on Trees and Beyond}}, booktitle = {34th International Symposium on Distributed Computing (DISC 2020)}, pages = {34:1--34:18}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-168-9}, ISSN = {1868-8969}, year = {2020}, volume = {179}, editor = {Attiya, Hagit}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.DISC.2020.34}, URN = {urn:nbn:de:0030-drops-131128}, doi = {10.4230/LIPIcs.DISC.2020.34}, annote = {Keywords: Massively Parallel Computation, MIS, Matching, Coloring} }
Published in: LIPIcs, Volume 176, Approximation, Randomization, and Combinatorial Optimization. Algorithms and Techniques (APPROX/RANDOM 2020)
Noga Alon and Sepehr Assadi. Palette Sparsification Beyond (Δ+1) Vertex Coloring. In Approximation, Randomization, and Combinatorial Optimization. Algorithms and Techniques (APPROX/RANDOM 2020). Leibniz International Proceedings in Informatics (LIPIcs), Volume 176, pp. 6:1-6:22, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2020)
@InProceedings{alon_et_al:LIPIcs.APPROX/RANDOM.2020.6, author = {Alon, Noga and Assadi, Sepehr}, title = {{Palette Sparsification Beyond (\Delta+1) Vertex Coloring}}, booktitle = {Approximation, Randomization, and Combinatorial Optimization. Algorithms and Techniques (APPROX/RANDOM 2020)}, pages = {6:1--6:22}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-164-1}, ISSN = {1868-8969}, year = {2020}, volume = {176}, editor = {Byrka, Jaros{\l}aw and Meka, Raghu}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.APPROX/RANDOM.2020.6}, URN = {urn:nbn:de:0030-drops-126096}, doi = {10.4230/LIPIcs.APPROX/RANDOM.2020.6}, annote = {Keywords: Graph coloring, palette sparsification, sublinear algorithms, list-coloring} }
Published in: LIPIcs, Volume 168, 47th International Colloquium on Automata, Languages, and Programming (ICALP 2020)
Dan Alistarh, Giorgi Nadiradze, and Amirmojtaba Sabour. Dynamic Averaging Load Balancing on Cycles. In 47th International Colloquium on Automata, Languages, and Programming (ICALP 2020). Leibniz International Proceedings in Informatics (LIPIcs), Volume 168, pp. 7:1-7:16, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2020)
@InProceedings{alistarh_et_al:LIPIcs.ICALP.2020.7, author = {Alistarh, Dan and Nadiradze, Giorgi and Sabour, Amirmojtaba}, title = {{Dynamic Averaging Load Balancing on Cycles}}, booktitle = {47th International Colloquium on Automata, Languages, and Programming (ICALP 2020)}, pages = {7:1--7:16}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-138-2}, ISSN = {1868-8969}, year = {2020}, volume = {168}, editor = {Czumaj, Artur and Dawar, Anuj and Merelli, Emanuela}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2020.7}, URN = {urn:nbn:de:0030-drops-124142}, doi = {10.4230/LIPIcs.ICALP.2020.7}, annote = {Keywords: Algorithms, Load Balancing} }
Published in: LIPIcs, Volume 146, 33rd International Symposium on Distributed Computing (DISC 2019)
Ruben Becker, Yuval Emek, Mohsen Ghaffari, and Christoph Lenzen. Distributed Algorithms for Low Stretch Spanning Trees. In 33rd International Symposium on Distributed Computing (DISC 2019). Leibniz International Proceedings in Informatics (LIPIcs), Volume 146, pp. 4:1-4:14, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2019)
@InProceedings{becker_et_al:LIPIcs.DISC.2019.4, author = {Becker, Ruben and Emek, Yuval and Ghaffari, Mohsen and Lenzen, Christoph}, title = {{Distributed Algorithms for Low Stretch Spanning Trees}}, booktitle = {33rd International Symposium on Distributed Computing (DISC 2019)}, pages = {4:1--4:14}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-126-9}, ISSN = {1868-8969}, year = {2019}, volume = {146}, editor = {Suomela, Jukka}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.DISC.2019.4}, URN = {urn:nbn:de:0030-drops-113116}, doi = {10.4230/LIPIcs.DISC.2019.4}, annote = {Keywords: distributed graph algorithms, low-stretch spanning trees, CONGEST model, ball decomposition, star decomposition} }
Published in: LIPIcs, Volume 146, 33rd International Symposium on Distributed Computing (DISC 2019)
Mohsen Ghaffari and Julian Portmann. Improved Network Decompositions Using Small Messages with Applications on MIS, Neighborhood Covers, and Beyond. In 33rd International Symposium on Distributed Computing (DISC 2019). Leibniz International Proceedings in Informatics (LIPIcs), Volume 146, pp. 18:1-18:16, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2019)
@InProceedings{ghaffari_et_al:LIPIcs.DISC.2019.18, author = {Ghaffari, Mohsen and Portmann, Julian}, title = {{Improved Network Decompositions Using Small Messages with Applications on MIS, Neighborhood Covers, and Beyond}}, booktitle = {33rd International Symposium on Distributed Computing (DISC 2019)}, pages = {18:1--18:16}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-126-9}, ISSN = {1868-8969}, year = {2019}, volume = {146}, editor = {Suomela, Jukka}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.DISC.2019.18}, URN = {urn:nbn:de:0030-drops-113259}, doi = {10.4230/LIPIcs.DISC.2019.18}, annote = {Keywords: Distributed Graph Algorithms, Network Decomposition, Maximal Independent Set, Neighborhood Cover} }
Published in: LIPIcs, Volume 132, 46th International Colloquium on Automata, Languages, and Programming (ICALP 2019)
Amir Abboud, Loukas Georgiadis, Giuseppe F. Italiano, Robert Krauthgamer, Nikos Parotsidis, Ohad Trabelsi, Przemysław Uznański, and Daniel Wolleb-Graf. Faster Algorithms for All-Pairs Bounded Min-Cuts. In 46th International Colloquium on Automata, Languages, and Programming (ICALP 2019). Leibniz International Proceedings in Informatics (LIPIcs), Volume 132, pp. 7:1-7:15, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2019)
@InProceedings{abboud_et_al:LIPIcs.ICALP.2019.7, author = {Abboud, Amir and Georgiadis, Loukas and Italiano, Giuseppe F. and Krauthgamer, Robert and Parotsidis, Nikos and Trabelsi, Ohad and Uzna\'{n}ski, Przemys{\l}aw and Wolleb-Graf, Daniel}, title = {{Faster Algorithms for All-Pairs Bounded Min-Cuts}}, booktitle = {46th International Colloquium on Automata, Languages, and Programming (ICALP 2019)}, pages = {7:1--7:15}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-109-2}, ISSN = {1868-8969}, year = {2019}, volume = {132}, editor = {Baier, Christel and Chatzigiannakis, Ioannis and Flocchini, Paola and Leonardi, Stefano}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2019.7}, URN = {urn:nbn:de:0030-drops-105833}, doi = {10.4230/LIPIcs.ICALP.2019.7}, annote = {Keywords: All-pairs min-cut, k-reachability, network coding, Directed graphs, fine-grained complexity} }
Published in: LIPIcs, Volume 132, 46th International Colloquium on Automata, Languages, and Programming (ICALP 2019)
Mohsen Ghaffari and Ali Sayyadi. Distributed Arboricity-Dependent Graph Coloring via All-to-All Communication. In 46th International Colloquium on Automata, Languages, and Programming (ICALP 2019). Leibniz International Proceedings in Informatics (LIPIcs), Volume 132, pp. 142:1-142:14, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2019)
@InProceedings{ghaffari_et_al:LIPIcs.ICALP.2019.142, author = {Ghaffari, Mohsen and Sayyadi, Ali}, title = {{Distributed Arboricity-Dependent Graph Coloring via All-to-All Communication}}, booktitle = {46th International Colloquium on Automata, Languages, and Programming (ICALP 2019)}, pages = {142:1--142:14}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-109-2}, ISSN = {1868-8969}, year = {2019}, volume = {132}, editor = {Baier, Christel and Chatzigiannakis, Ioannis and Flocchini, Paola and Leonardi, Stefano}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2019.142}, URN = {urn:nbn:de:0030-drops-107187}, doi = {10.4230/LIPIcs.ICALP.2019.142}, annote = {Keywords: Distributed Computing, Message Passing Algorithms, Graph Coloring, Arboricity, Congested Clique Model, Randomized Algorithms} }
Published in: LIPIcs, Volume 132, 46th International Colloquium on Automata, Languages, and Programming (ICALP 2019)
Bernhard Haeupler, Fabian Kuhn, Anders Martinsson, Kalina Petrova, and Pascal Pfister. Optimal Strategies for Patrolling Fences. In 46th International Colloquium on Automata, Languages, and Programming (ICALP 2019). Leibniz International Proceedings in Informatics (LIPIcs), Volume 132, pp. 144:1-144:13, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2019)
@InProceedings{haeupler_et_al:LIPIcs.ICALP.2019.144, author = {Haeupler, Bernhard and Kuhn, Fabian and Martinsson, Anders and Petrova, Kalina and Pfister, Pascal}, title = {{Optimal Strategies for Patrolling Fences}}, booktitle = {46th International Colloquium on Automata, Languages, and Programming (ICALP 2019)}, pages = {144:1--144:13}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-109-2}, ISSN = {1868-8969}, year = {2019}, volume = {132}, editor = {Baier, Christel and Chatzigiannakis, Ioannis and Flocchini, Paola and Leonardi, Stefano}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2019.144}, URN = {urn:nbn:de:0030-drops-107202}, doi = {10.4230/LIPIcs.ICALP.2019.144}, annote = {Keywords: multi-agent systems, patrolling algorithms} }
Published in: OASIcs, Volume 69, 2nd Symposium on Simplicity in Algorithms (SOSA 2019)
Mohsen Ghaffari and David Wajc. Simplified and Space-Optimal Semi-Streaming (2+epsilon)-Approximate Matching. In 2nd Symposium on Simplicity in Algorithms (SOSA 2019). Open Access Series in Informatics (OASIcs), Volume 69, pp. 13:1-13:8, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2019)
@InProceedings{ghaffari_et_al:OASIcs.SOSA.2019.13, author = {Ghaffari, Mohsen and Wajc, David}, title = {{Simplified and Space-Optimal Semi-Streaming (2+epsilon)-Approximate Matching}}, booktitle = {2nd Symposium on Simplicity in Algorithms (SOSA 2019)}, pages = {13:1--13:8}, series = {Open Access Series in Informatics (OASIcs)}, ISBN = {978-3-95977-099-6}, ISSN = {2190-6807}, year = {2019}, volume = {69}, editor = {Fineman, Jeremy T. and Mitzenmacher, Michael}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/OASIcs.SOSA.2019.13}, URN = {urn:nbn:de:0030-drops-100396}, doi = {10.4230/OASIcs.SOSA.2019.13}, annote = {Keywords: Streaming, Semi-Streaming, Space-Optimal, Matching} }
Published in: LIPIcs, Volume 121, 32nd International Symposium on Distributed Computing (DISC 2018)
Guy Even, Mohsen Ghaffari, and Moti Medina. Distributed Set Cover Approximation: Primal-Dual with Optimal Locality. In 32nd International Symposium on Distributed Computing (DISC 2018). Leibniz International Proceedings in Informatics (LIPIcs), Volume 121, pp. 22:1-22:14, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2018)
@InProceedings{even_et_al:LIPIcs.DISC.2018.22, author = {Even, Guy and Ghaffari, Mohsen and Medina, Moti}, title = {{Distributed Set Cover Approximation: Primal-Dual with Optimal Locality}}, booktitle = {32nd International Symposium on Distributed Computing (DISC 2018)}, pages = {22:1--22:14}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-092-7}, ISSN = {1868-8969}, year = {2018}, volume = {121}, editor = {Schmid, Ulrich and Widder, Josef}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.DISC.2018.22}, URN = {urn:nbn:de:0030-drops-98114}, doi = {10.4230/LIPIcs.DISC.2018.22}, annote = {Keywords: Distributed Algorithms, Approximation Algorithms, Set Cover, Vertex Cover} }
Published in: LIPIcs, Volume 121, 32nd International Symposium on Distributed Computing (DISC 2018)
Manuela Fischer and Mohsen Ghaffari. A Simple Parallel and Distributed Sampling Technique: Local Glauber Dynamics. In 32nd International Symposium on Distributed Computing (DISC 2018). Leibniz International Proceedings in Informatics (LIPIcs), Volume 121, pp. 26:1-26:11, Schloss Dagstuhl – Leibniz-Zentrum für Informatik (2018)
@InProceedings{fischer_et_al:LIPIcs.DISC.2018.26, author = {Fischer, Manuela and Ghaffari, Mohsen}, title = {{A Simple Parallel and Distributed Sampling Technique: Local Glauber Dynamics}}, booktitle = {32nd International Symposium on Distributed Computing (DISC 2018)}, pages = {26:1--26:11}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-092-7}, ISSN = {1868-8969}, year = {2018}, volume = {121}, editor = {Schmid, Ulrich and Widder, Josef}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.DISC.2018.26}, URN = {urn:nbn:de:0030-drops-98154}, doi = {10.4230/LIPIcs.DISC.2018.26}, annote = {Keywords: Distributed Graph Algorithms, Parallel Algorithms, Local Algorithms, Locality, Sampling, Glauber Dynamics, Coloring} }
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