科研之友
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摘要
We study the citation dynamics of scientific publications over the years We propose a simple cellular automaton model featuring a combination of two distinct mechanisms i e the random assignment and the preferential attachment to investigate the dynamics of journal citation Different from most previous studies focusing on highly cited papers we analyze the time evolution of the entire citation distribution Empirical data can be well reproduced by numerical simulations Within the linear regime of the Cited Half-Life a steady accumulation of citations can be expected Moreover within this linear regime the ratio between the abov
- 出版日期2011-1
