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Scientific collaboration networks. II. Shortest paths, weighted networks, and centrality
PHYSICAL REVIEW E, no. 2 (2001)
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摘要
We study empirically the time evolution of scientific collaboration networks in physics and biology. In these networks, two scientists are considered connected if they have coauthored one or more papers together. We show that the probability of a pair of scientists collaborating increases with the number of other collaborators they have i...更多
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