4 papers
Punishment in bipartite societies
Sinan Feng, Genjiu Xu, Yu Chen +2
From ant-acacia mutualism to performative conflict resolution among Inuit, dedicated punishments between distinct subsets of a population are widespread and can reshape the evoluti…
Post-Disaster Resource Redistribution and Cooperation Evolution Based on Two-Layer Network Evolutionary Games
Yu Chen, Genjiu Xu, Sinan Feng +1
In the aftermath of large-scale disasters, the scarcity of resources and the paralysis of infrastructure raise severe challenges to effective post-disaster recovery. Efficient coor…
Cooperative Game-Theoretic Credit Assignment for Multi-Agent Policy Gradients via the Core
Mengda Ji, Genjiu Xu, Keke Jia +4
This work focuses on the credit assignment problem in cooperative multi-agent reinforcement learning (MARL). Sharing the global advantage among agents often leads to insufficient p…
Efficient Core-selecting Incentive Mechanism for Data Sharing in Federated Learning
Mengda Ji, Genjiu Xu, Jianjun Ge +1
Federated learning is a distributed machine learning system that uses participants' data to train an improved global model. In federated learning, participants cooperatively train…