Table 1: Parameters values of P-EP2P used in the simulations.


Number of nodes (genes)103
Number of P2P network topologies (individuals)30
Time period for which generated topologies are used20
Allowed number of hops for one search5
Number of directed links generated by a node in one topology1
Tournament size for the tournament selection2
Crossover rate100%
Probability with which recombination is conducted for a selected element in NLX10%
Length of node linkage in NLX5
Mutation rate0.5%

Number of node groups1, 2, 5, 10
Number of nodes in the th node group