In the last two decades, network science has blossomed and influenced various fields, such
as statistical physics, computer science, biology and sociology, from the perspective of the …

Why would natural selection favor the prevalence of cooperation within the groups of selfish
individuals? A fruitful framework to address this question is evolutionary game theory, the …

This paper proposes a video data-driven social force model for simulating crowd evacuation.
The initialization of pedestrian position, path navigation, and goal selection in the improved …

In this study, we propose a machine vision-based method for crowd density estimation and
evacuation simulation to help reduce the occurrence of stampedes in crowded public …

The evacuation process from a room without visibility is investigated by both experiment and
modeling. Some typical characteristics of blind evacuation, including the preference of …

Antagonistic crowd behaviors are often observed in cases of serious conflict. Antagonistic
emotions, which is the typical psychological state of agents in different roles (ie, cops …

Individual migration has been regarded as an important factor for the evolution of
cooperation in mobile populations. Motivations of migration, however, can be largely …

It is generally believed that in a situation where individual and collective interests are in
conflict, the availability of optional participation is a key mechanism to maintain cooperation …

We present a model of changing the intensity of interaction based on the individual behavior
to study the iterated prisoner's dilemma game in social networks. In this model, each …

Migration is a common behavior in both biology and human societies for seeking more
suitable environments or driven by greater benefits. Under the theoretical framework of …