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duplication_divergence_graph¶

duplication_divergence_graph
(n, p, seed=None)[source]¶ Returns an undirected graph using the duplicationdivergence model.
A graph of
n
nodes is created by duplicating the initial nodes and retaining edges incident to the original nodes with a retention probabilityp
.Parameters: Returns: G
Return type: Raises: NetworkXError
– If is not a valid probability. If is less than 2.References
[1] I. Ispolatov, P. L. Krapivsky, A. Yuryev, “Duplicationdivergence model of protein interaction network”, Phys. Rev. E, 71, 061911, 2005.