Projects funded by the NCN


Information on the principal investigator and host institution

Information of the project and the call

Keywords

Equipment

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Algorithmic fundamentals of supply chain networks

2015/18/E/ST6/00456

Keywords:

Combinatorial optimization aggregation approximation algorithms

Descriptors:

  • ST1_17: Applied mathematics
  • ST6_6: Algorithms, parallel, distributed and network algorithms, algorithmic game theory

Panel:

ST6 - Computer science and informatics: informatics and information systems, computer science, scientific computing, intelligent systems

Host institution :

Uniwersytet Wrocławski, Wydział Matematyki i Informatyki

woj. dolnośląskie

Other projects carried out by the institution 

Principal investigator (from the host institution):

dr hab. Jarosław Byrka 

Number of co-investigators in the project: 5

Call: SONATA BIS 5 - announced on 2015-06-15

Amount awarded: 1 494 600 PLN

Project start date (Y-m-d): 2016-04-12

Project end date (Y-m-d): 2021-10-11

Project duration:: 66 months (the same as in the proposal)

Project status: Project settled

Project description

Download the project description in a pdf file

Note - project descriptions were prepared by the authors of the applications themselves and placed in the system in an unchanged form.

Equipment purchased [PL]

  1. Servwer obliczeniowy (25 000 PLN)
  2. Komputery przenośne (laptopy) (20 000 PLN)

Information in the final report

  • Publication in academic press/journals (7)
  • Articles in post-conference publications (18)
  1. Online Dynamic B-Matching: With Applications to Reconfigurable Datacenter Networks
    Authors:
    Marcin Bienkowski, David Fuchssteiner, Jan Marcinkowski, Stefan Schmid
    Academic press:
    ACM SIGMETRICS Performance Evaluation Review (rok: 2020, tom: 48(3), strony: 99-108), Wydawca: ACM
    Status:
    Published
    DOI:
    10.1145/3453953.3453976 - link to the publication
  2. New results on multi-level aggregation
    Authors:
    Marcin Bienkowski, Martin Böhm, Jaroslaw Byrka, Marek Chrobak, Christoph Dürr, Lukáš Folwarczný, Łukasz Jeża, Jiří Sgall, Nguyen Kim Thang, Pavel Veselý
    Academic press:
    Theoretical Computer Science (rok: 2021, tom: 861, strony: 133-143), Wydawca: Elsevier
    Status:
    Published
    DOI:
    10.1016/j.tcs.2021.02.016 - link to the publication
  3. An Improved Approximation Algorithm for Knapsack Median Using Sparsification
    Authors:
    Jarosław Byrka, Thomas Pensyl, Bartosz Rybicki, Joachim Spoerhase, Aravind Srinivasan, Khoa Trinh
    Academic press:
    Algorithmica (rok: 2018, tom: 80, strony: 1093–1114), Wydawca: Springer
    Status:
    Published
    DOI:
    10.1007/s00453-017-0294-4 - link to the publication
  4. Approximation Algorithms for Stochastic and Risk-Averse Optimization
    Authors:
    Jaroslaw Byrka and Aravind Srinivasan
    Academic press:
    SIAM Journal on Discrete Mathematics (rok: 2018, tom: 32(1), strony: 44–63), Wydawca: Society for Industrial and Applied Mathematics
    Status:
    Published
    DOI:
    10.1137/15M1043790 - link to the publication
  5. Approximating Node-Weighted-MSTon Planar Graphs
    Authors:
    Jarosław Byrka, Mateusz Lewandowski, Joachim Spoerhase
    Academic press:
    Theory of Computing Systems (rok: 2020, tom: 64, strony: 626644), Wydawca: Springer
    Status:
    Published
    DOI:
    10.1007/s00224-020-09965-w - link to the publication
  6. Dynamic Beats Fixed: On Phase-based Algorithms for File Migration
    Authors:
    Marcin Bienkowski, Jarosław Byrka, Marcin Mucha
    Academic press:
    ACM Transactions on Algorithms (rok: 2019, tom: 15, strony: 45312), Wydawca: ACM
    Status:
    Published
    DOI:
    10.1145/3340296 - link to the publication
  7. Online Algorithms for Multilevel Aggregation
    Authors:
    Marcin Bienkowski, Martin Böhm, Jaroslaw Byrka, Marek Chrobak, Christoph Dürr, Lukas Folwarczny, Lukasz Jez, Jirí Sgall, Nguyen Kim Thang, Pavel Veselý
    Academic press:
    Operations Research (rok: 2020, tom: 68(1), strony: 214-232), Wydawca: INFORMS
    Status:
    Published
    DOI:
    10.1287/opre.2019.1847 - link to the publication
  1. Approximation Schemes for Geometric Coverage Problems
    Authors:
    Chaplick, Steven ; De, Minati ; Ravsky, Alexander ; Spoerhase, Joachim
    Conference:
    European Symposium on Algorithms (ESA 2018) (rok: 2018, ), Wydawca: Schloss Dagstuhl--Leibniz- Zentrum fuer Informatik (LIPIcs)
    Data:
    konferencja 20-24.08
    Status:
    Published
  2. Breaching the 2-approximation barrier for connectivity augmentation: a reduction to Steiner tree
    Authors:
    Jaroslaw Byrka, Fabrizio Grandoni, Afrouz Jabal Ameli
    Conference:
    STOC 2020: The 52nd Annual ACM SIGACT Symposium on Theory of Computing (rok: 2020, ), Wydawca: ACM
    Data:
    konferencja 22-26.06
    Status:
    Published
  3. Online Algorithms for Multi-Level Aggregation
    Authors:
    Marcin Bienkowski, Martin Böhm, Jaroslaw Byrka, Marek Chrobak, Christoph Dürr, Lukáš Folwarczný, Łukasz Jeż, Jiří Sgall, Nguyen Kim Thang, and Pavel Veselý
    Conference:
    24th Annual European Symposium on Algorithms (ESA 2016) (rok: 2016, ), Wydawca: LIPIcs–Leibniz International Proceedings in Informatics
    Data:
    konferencja 22-24.08
    Status:
    Published
  4. Tight Inapproximability of Minimum Maximal Matching on Bipartite Graphs and Related Problems
    Authors:
    Szymon Dudycz, Pasin Manurangsi, Jan Marcinkowski
    Conference:
    WAOA 2021: Workshop on Approximation and Online Algorithms (rok: 2021, ), Wydawca: Springer
    Data:
    konferencja 9-10.09
    Status:
    Published
  5. A 4/5 - Approximation Algorithm for the Maximum Traveling Salesman Problem
    Authors:
    Szymon Dudycz, Jan Marcinkowski, Katarzyna Paluch, Bartosz Rybicki
    Conference:
    IPCO 2017: Integer Programming and Combinatorial Optimization (rok: 2017, ), Wydawca: Springer
    Data:
    konferencja 26-28-06
    Status:
    Published
  6. An Efficiently Recognisable Subset of Hypergraphic Sequences
    Authors:
    Meesum, Syed Mohammad
    Conference:
    International Computing and Combinatorics Conference (COCOON 2018) (rok: 2018, ), Wydawca: Springer
    Data:
    konferencja 2-4.07.2018
    Status:
    Published
  7. Approximating Node-Weighted k-MST on Planar Graphs
    Authors:
    Jarosław Byrka, Mateusz Lewandowski, Joachim Spoerhase
    Conference:
    International Workshop on Approximation and Online Algorithms (WAOA 2018) (rok: 2018, ), Wydawca: Springer
    Data:
    konferencja 23-24.08
    Status:
    Published
  8. Better Bounds for Online Line Chasing
    Authors:
    Bienkowski, Marcin ; Byrka, Jaroslaw ; Chrobak, Marek ; Coester, Christian ; Jez, Lukasz ; Koutsoupias, Elias
    Conference:
    44th International Symposium on Mathematical Foundations of Computer Science (MFCS 2019) (rok: 2019, ), Wydawca: Leibniz International Proceedings in Informatics (LIPIcs)
    Data:
    konferencja 43703
    Status:
    Published
  9. Concave Connection Cost Facility Location and the Star Inventory Routing Problem
    Authors:
    Jaroslaw Byrka, Mateusz Lewandowski
    Conference:
    International Workshop on Approximation and Online Algorithms WAOA 2020 (rok: 2020, ), Wydawca: Springer
    Data:
    konferencja 9-10.09
    Status:
    Published
  10. Constant-Factor FPT Approximation for Capacitated k-Median
    Authors:
    Marek Adamczyk, Jaroslaw Byrka, Jan Marcinkowski, Syed Mohammad Meesum, Michal Wlodarczyk
    Conference:
    European Symposium on Algorithms (ESA) (rok: 2019, ), Wydawca: Leibniz International Proceedings in Informatics (LIPIcs)
    Data:
    konferencja 43721
    Status:
    Published
  11. Dynamic Beats Fixed: On Phase-Based Algorithms for File Migration
    Authors:
    Marcin Bienkowski and Jaroslaw Byrka and Marcin Mucha
    Conference:
    44th International Colloquium on Automata, Languages, and Programming (ICALP 2017) (rok: 2017, ), Wydawca: Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik
    Data:
    konferencja 10-14.07
    Status:
    Published
  12. Proportional Approval Voting, Harmonic k- median, and Negative Association
    Authors:
    Byrka, Jaroslaw ; Skowron, Piotr ; Sornat, Krzysztof
    Conference:
    45th International Colloquium on Automata, Languages, and Programming (ICALP 2018) (rok: 2018, ), Wydawca: Schloss Dagstuhl--Leibniz- Zentrum fuer Informatik (LIPIcs)
    Data:
    konferencja 9-13.07
    Status:
    Published
  13. Tight Approximation for Proportional Approval Voting
    Authors:
    Szymon Dudycz, Pasin Manurangsi, Jan Marcinkowski and Krzysztof Sornat
    Conference:
    Twenty-Ninth International Joint Conference on Artificial Intelligence (IJCAI-20) (rok: 2020, ), Wydawca: International Joint Conferences on Artificial Intelligence
    Data:
    konferencja 9-15.07
    Status:
    Published
  14. Approximation Algorithms for Node-Weighted Prize-Collecting Steiner Tree Problems on Planar Graphs
    Authors:
    Jarosław Byrka, Mateusz Lewandowski, Carsten Moldenhauer
    Conference:
    15th Scandinavian Symposium and Workshops on Algorithm Theory (SWAT 2016). (rok: 2016, ), Wydawca: LIPIcs–Leibniz International Proceedings in Informatics
    Data:
    konferencja 22-24.06
    Status:
    Published
  15. PTAS for Steiner Tree on Map Graphs
    Authors:
    Jaroslaw Byrka, Mateusz Lewandowski, Syed Mohammad Meesum, Joachim Spoerhase, Sumedha Uniyal
    Conference:
    LATIN 2020: Latin American Symposium on Theoretical Informatics (rok: 2020, ), Wydawca: Springer
    Data:
    konferencja 5-8.01.2021
    Status:
    Published
  16. Tight Approximation Ratio for Minimum Maximal Matching
    Authors:
    Szymon Dudycz, Mateusz Lewandowski, Jan Marcinkowski
    Conference:
    International Conference on Integer Programming and Combinatorial Optimization (IPCO) (rok: 2019, ), Wydawca: Springer
    Data:
    konferencja 43518
    Status:
    Published
  17. Unbounded lower bound for k-server against weak adversaries
    Authors:
    Marcin Bienkowski, Jaroslaw Byrka, Christian Coester, Lukasz Jez
    Conference:
    STOC 2020: The 52nd Annual ACM SIGACT Symposium on Theory of Computing (rok: 2020, ), Wydawca: ACM
    Data:
    konferencja 22-26.06
    Status:
    Published
  18. Constant-factor approximation for ordered k- median
    Authors:
    Jaroslaw Byrka, Krzysztof Sornat, Joachim Spoerhase
    Conference:
    50th Annual ACM SIGACT Symposium on Theory of Computing (STOC 2018) (rok: 2018, ), Wydawca: ACM
    Data:
    konferencja 25-29.06
    Status:
    Published