are driven by their altruism to cooperate or not. The probability of cooperation depends also on the co …-player’s reputation. We find that players with positive altruism cooperate and meet cooperation. In this approach, payoffs are not …The basic difficulty in cooperation theory is to justify the cooperation. Here we propose a new approach, where players …

prosocial behaviors (e.g., voting and organ donation), which also would be presumed to be categorized into a single class of … scaling with population. We find that, unlike productivity and innovation, prosocial behaviors do not scale in a unified … manner. We argue how this might be due to the nature of interactions that are distinct for different prosocial behaviors. …

the community is fixed, if the cohesion of the community reaches a certain level, then the phase transition will occur in … the evolution process that the community will never be assimilated even if it can assimilate the other nodes in the …. And the outcomes of the evolution may be completely opposite under different noise conditions. …

social network data collection and analysis in recent years. Within many such networks the interactions are transient: thus … region; online social-business network data from China; and disaggregated mobile phone communications data from a reality …

lead to condensation. Condensation times have been studied. In the second part, the agents are placed in a social network …

evolution of OSM road networks in Beijing, China, from four aspects. First, findings from general analysis indicate that (1) the … indicate that (5) OSM road networks resemble the growth of real road networks and are undergoing an evolution process depicted … evolution process of continuous strong exploration accompanied by weak densification. …

of earthquake networks. On observation of the evolution of the maximum coreness, it is found that it has some sudden …

surrounding density-in-energy. Evolution toward more probable states, eventually attaining the stationary state, naturally selects …