6 citations · 7 across the 8 of their papers we have counts for
4 papers · 1 filter
Multi-Winner Voting Games in TU and NTU: When is the Core Always Non-Empty?
Jiehua Chen, Christian Hatschka
Multi-winner approval voting selects a size- committee that aggregates voters' approval preferences over a set of alternatives. A central question is coalitional stability: No c…
Partitioned Combinatorial Optimization Games
Jiehua Chen, Christian Hatschka, Sofia Simola
We propose a class of cooperative games, called d Partitioned Compbinatorial Optimization Games (PCOGs). The input of PCOG consists of a set of agents and a combinatorial structure…
Multi-Organizational Scheduling: Individual Rationality, Optimality, and Complexity
Jiehua Chen, Martin Durand, Christian Hatschka
We investigate multi-organizational scheduling problems, building upon the framework introduced by Pascual et al.[2009]. In this setting, multiple organizations each own a set of i…
Computational Social Choice: Parameterized Complexity and Challenges
Jiehua Chen, Christian Hatschka, Sofia Simola
We survey two key problems-Multi-Winner Determination and Hedonic Games in Computational Social Choice, with a special focus on their parameterized complexity, and propose some res…