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Daren He

Publications and source records attributed to Daren He.

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Cooperation sharing distributions in some cooperation-competition systems

This online supplement mainly presents the details of empirical investigations of so-called "cooperation sharing" distributions in 12 real world cooperation-competition systems, which will be used for building an evolution model that will be reported elsewhere. All the distributions obey a function form P(ω)(ω+α)^(gamma). The heterogeneities of the cooperation sharing distributions in different systems can be described by two distribution parameters,αand γ. The empirically determined system evolution durations are also presented.

physics.soc-ph

Optimizing transport efficiency on scale-free networks through assortative or dissortative topology

We find that transport on scale-free random networks depends strongly on degree-correlated network topologies whereas transport on Erd$\ddot{o}$s-R$\acute{e}$nyi networks is insensitive to the degree correlation. An approach for the tuning of scale-free network transport efficiency through assortative or dissortative topology is proposed. We elucidate that the unique transport behavior for scale-free networks results from the heterogeneous distribution of degrees.

cond-mat.stat-mech