← Authors

Krzysztof Sornat

13 papers · 2019–2026 · 2 conferences · across top CS/AI conferences

Achievements

🧭 Keyword Pioneer 🐝 Cross-Pollinator (3) πŸŒ‰ Interdisciplinary Bridge πŸ—ΊοΈ Taxonomy Completionist (13) 🌍 Conference Polyglot (2) πŸƒ Academic Marathon (6) πŸ—ƒοΈ Keyword Collector (58) πŸš€ Conference Pioneer πŸ’Ž Century Club (11) πŸ”₯ Unstoppable (7) ❓ The Questioner

Conferences

IJCAI (9) AAAI (4)

Top co-authors

Piotr Faliszewski (7) StanisΕ‚aw Szufa (5) Nimrod Talmon (4) Dusan Knop (2) Alexandra Lassota (2) Pasin Manurangsi (2) Martin Lackner (2) Pallavi Jain (2) Łukasz Janeczko (2) Tomasz WΔ…s (2)

Keywords

computational complexity (6) approximation algorithm (4) approval voting (3) participatory budgeting (3) combinatorial optimization (3) multiwinner voting (2) thiele rule (2) voting rule (2) ordinal election (2) resource allocation (1) similarity measure (1) approximation scheme (1) voting theory (1) linear programming (1) preference aggregation (1) ranking aggregation (1) fixed-parameter tractability (1) positional scoring rule (1) proportional approval voting (1) social choice (1)

Papers

Diversity of Structured Domains via k-Kemeny Scores AAAI 2026
Algorithms for Structured Elections Under Thiele Voting Rules AAAI 2026
Participatory Budgeting Project Strength via Candidate Control IJCAI 2025
Aggregation of Continuous Preferences in One Dimension IJCAI 2024
An Experimental Comparison of Multiwinner Voting Rules on Approval Elections IJCAI 2023
Diversity, Agreement, and Polarization in Elections IJCAI 2023
How to Sample Approval Elections? IJCAI 2022
The Complexity of Subelection Isomorphism Problems AAAI 2022
Near-Tight Algorithms for the Chamberlin-Courant and Thiele Voting Rules IJCAI 2022
Participatory Budgeting with Project Groups IJCAI 2021
Participatory Budgeting with Project Interactions IJCAI 2020
Tight Approximation for Proportional Approval Voting IJCAI 2020
Approximation and Hardness of Shift-Bribery AAAI 2019