Sornat, Krzysztof

14 publications

IJCAI 2025 Participatory Budgeting Project Strength via Candidate Control Piotr Faliszewski, Lukasz Janeczko, Dusan Knop, Jan Pokorný, Simon Schierreich, Mateusz Sluszniak, Krzysztof Sornat

IJCAI 2024 Aggregation of Continuous Preferences in One Dimension Alberto Del Pia, Dusan Knop, Alexandra Lassota, Krzysztof Sornat, Nimrod Talmon

JAIR 2024 The Complexity of Subelection Isomorphism Problems Piotr Faliszewski, Krzysztof Sornat, Stanislaw Szufa

IJCAI 2023 An Experimental Comparison of Multiwinner Voting Rules on Approval Elections Piotr Faliszewski, Martin Lackner, Krzysztof Sornat, Stanislaw Szufa

IJCAI 2023 Diversity, Agreement, and Polarization in Elections Piotr Faliszewski, Andrzej Kaczmarczyk, Krzysztof Sornat, Stanislaw Szufa, Tomasz Was

IJCAI 2022 How to Sample Approval Elections? Stanislaw Szufa, Piotr Faliszewski, Lukasz Janeczko, Martin Lackner, Arkadii Slinko, Krzysztof Sornat, Nimrod Talmon

IJCAI 2022 Near-Tight Algorithms for the Chamberlin-Courant and Thiele Voting Rules Krzysztof Sornat, Virginia Vassilevska Williams, Yinzhan Xu

AAAI 2022 The Complexity of Subelection Isomorphism Problems Piotr Faliszewski, Krzysztof Sornat, Stanislaw Szufa

IJCAI 2021 Participatory Budgeting with Project Groups Pallavi Jain, Krzysztof Sornat, Nimrod Talmon, Meirav Zehavi

IJCAI 2020 Participatory Budgeting with Project Interactions Pallavi Jain, Krzysztof Sornat, Nimrod Talmon

IJCAI 2020 Tight Approximation for Proportional Approval Voting Szymon Dudycz, Pasin Manurangsi, Jan Marcinkowski, Krzysztof Sornat

AAAI 2019 Approximation and Hardness of Shift-Bribery Piotr Faliszewski, Pasin Manurangsi, Krzysztof Sornat

JAIR 2018 Approximation and Parameterized Complexity of Minimax Approval Voting Marek Cygan, Lukasz Kowalik, Arkadiusz Socala, Krzysztof Sornat

AAAI 2017 Approximation and Parameterized Complexity of Minimax Approval Voting Marek Cygan, Lukasz Kowalik, Arkadiusz Socala, Krzysztof Sornat