58 citations · 268 across the 37 of their papers we have counts for
5 papers · 1 filter
Weighted Envy-Freeness in Indivisible Item Allocation
Mithun Chakraborty, Ayumi Igarashi, Warut Suksompong +1
We introduce and analyze new envy-based fairness concepts for agents with weights that quantify their entitlements in the allocation of indivisible items. We propose two variants o…
The Price of Connectivity in Fair Division
Xiaohui Bei, Ayumi Igarashi, Xinhang Lu +1
We study the allocation of indivisible goods that form an undirected graph and quantify the loss of fairness when we impose a constraint that each agent must receive a connected su…
Robustness against Agent Failure in Hedonic Games
Ayumi Igarashi, Kazunori Ota, Yuko Sakurai +1
We study how stability can be maintained even after any set of at most k players leave their groups, in the context of hedonic games. While stability properties ensure an outcome t…
Hedonic Diversity Games
Robert Bredereck, Edith Elkind, Ayumi Igarashi
We consider a coalition formation setting where each agent belongs to one of the two types, and agents' preferences over coalitions are determined by the fraction of the agents of…
Schelling Games on Graphs
Edith Elkind, Jiarui Gan, Ayumi Igarashi +2
We consider strategic games that are inspired by Schelling's model of residential segregation. In our model, the agents are partitioned into k types and need to select locations on…