4 papers
Adaptive higher-order contagion of harmful information with platform-induced group dissolution and individual rewiring
Longzhao Liu, Zhihao Han, Xingru Chen +4
Curbing harmful information contagion remains a critical challenge, motivating platform-level interventions such as group dissolution to sever transmission chains. However, in prac…
Evolution of cooperation in the multiplex
Zijie Chen, Xingru Chen, Feng Fu
Across biological and social systems, cooperation often depends on phenotypic cues rather than random encounters. To account for real-world interactions unfolding across multiple,…
Dynamics of Multi-Agent Actor-Critic Learning in Stochastic Games: from Multistability and Chaos to Stable Cooperation
Yuxin Geng, Wolfram Barfuss, Feng Fu +1
Achieving robust coordination and cooperation is a central challenge in multi-agent reinforcement learning (MARL). Uncovering the mechanisms underlying such emergent behaviors call…
Social Imitation Dynamics of Vaccination Driven by Vaccine Effectiveness and Beliefs
Feng Fu, Ran Zhuo, Xingru Chen
Declines in vaccination coverage for vaccine-preventable diseases, such as measles and chickenpox, have enabled their surprising comebacks and pose significant public health challe…