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Cited by 179

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Evolutionary Prisoner's Dilemma on heterogeneous Newman-Watts small-world network

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Fu, F., Liu, L.-H., Wang, L.·2007·The European Physical Journal B

Abstract

Abstract.We focus on the heterogeneity of social networks and its role to the emergence of prevailing cooperators and sustainable cooperation. The social networks are representative of the interaction relationships between players and their encounters in each round of games. We study an evolutionary Prisoner's Dilemma game on a variant of Newman-Watts small-world network, whose heterogeneity can be tuned by a parameter. It is found that optimal cooperation level exists at some intermediate topological heterogeneity for different temptations to defect. That is, frequency of cooperators peaks at a certain specific value of degree heterogeneity — neither the most heterogeneous case nor the most homogeneous one would favor the cooperators. Besides, the average degree of networks and the adopted update rule also affect the cooperation level.

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Metadata

Authors
Fu, F., Liu, L.-H., & Wang, L.
Venue
The European Physical Journal B
Published
2007-04
Volume
56
Issue
4
Pages
367-372
ISSN
  • 1434-6028 (ISSN-L)
  • 1434-6036
OpenAlex
W1976888032
Cited by
179
References
1
FWCI
45.16
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Evolutionary Prisoner's Dilemma on heterogeneous Newman-Watts small-world network. https://app.cochat.ai/papers/10.1140/epjb/e2007-00124-5
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Fu, F., Liu, L.-H., & Wang, L. (2007). Evolutionary Prisoner's Dilemma on heterogeneous Newman-Watts small-world network. The European Physical Journal B. https://doi.org/10.1140/epjb/e2007-00124-5

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