Fu, Chun-Hua; Zhang, Zeng-Ping; Chang, Hui; Tao, Jian-Ru; … - In: Physica A: Statistical Mechanics and its Applications 387 (2008) 5, pp. 1411-1420
We propose describing a kind of cooperation–competition systems by node-weighted bipartite graphs. In such systems the nodes can be divided into two types. One expresses a kind of activities, organizations or events, named “acts”; and another expresses the “actors” participating in...