Social physics

M Jusup, P Holme, K Kanazawa, M Takayasu, I Romić… - Physics Reports, 2022 - Elsevier
Recent decades have seen a rise in the use of physics methods to study different societal
phenomena. This development has been due to physicists venturing outside of their …

Threshold dynamics and density function of a stochastic epidemic model with media coverage and mean-reverting Ornstein–Uhlenbeck process

B Zhou, D Jiang, B Han, T Hayat - Mathematics and Computers in …, 2022 - Elsevier
Infectious disease transmission, mainly affected by media coverage and stochastic
perturbations, has imposed great social financial burden on the community in the past few …

Local and global stimuli in reinforcement learning

D Jia, H Guo, Z Song, L Shi, X Deng… - New Journal of …, 2021 - iopscience.iop.org
In efforts to resolve social dilemmas, reinforcement learning is an alternative to imitation and
exploration in evolutionary game theory. While imitation and exploration rely on the …

Freedom of choice disrupts cyclic dominance but maintains cooperation in voluntary prisoner's dilemma game

D Jia, C Shen, X Dai, X Wang, J **ng, P Tao… - Knowledge-Based …, 2024 - Elsevier
Cyclic dominance has become a pivotal factor in sustaining cooperation within structured
populations. However, this comprehension has predominantly revolved around node …

A novel belief χ 2 χ^2 divergence for multisource information fusion and its application in pattern classification

L Zhang, F **ao - International Journal of Intelligent Systems, 2022 - Wiley Online Library
Abstract Dempster–Shafer (D‐S) evidence theory is invaluable in the domain of multisource
information fusion for handing uncertainty problems. However, there may be counter …

Analysis of a stochastic population model with mean-reverting Ornstein–Uhlenbeck process and Allee effects

B Zhou, D Jiang, T Hayat - … in Nonlinear Science and Numerical Simulation, 2022 - Elsevier
Considering the survival regulation mechanisms of many groups of animals and the
complexity of random variations in ecosystem, in this paper, we mainly formulate and study a …

Cooperation in regular lattices

LS Flores, MA Amaral, MH Vainstein… - Chaos, Solitons & …, 2022 - Elsevier
In the context of Evolutionary Game Theory, one of the most noteworthy mechanisms to
support cooperation is spatial reciprocity, usually accomplished by distributing players in a …

The double-edged sword effect of conformity on cooperation in spatial Prisoner's Dilemma Games with reinforcement learning

P Wang, Z Yang - Chaos, Solitons & Fractals, 2024 - Elsevier
Imitation based on fitness comparison has long been a representative strategy updating
method in evolutionary game theory, with the pursuit of profit maximization at its core …

Multi-player snowdrift game on scale-free simplicial complexes

Y Xu, M Feng, Y Zhu, C **a - Physica A: Statistical Mechanics and its …, 2022 - Elsevier
Nowadays, a large number of complex systems have been characterized by networks
connecting the pairwise interacting agents. However, from human decision-making …

Granting leaders priority exit options promotes and jeopardizes cooperation in social dilemmas

S Li, Z He, D Jia, C Shen, L Shi, J Tanimoto - Neurocomputing, 2024 - Elsevier
Cooperation in human interactions often involves voluntary participation rather than
obligatory requirements. This paper investigates the impact of voluntary exit strategies on …