Matrix of edge counts between blocks

Entries r, s give nubmer of edges between nodes of blocks r and s or, for convenience twice that number if r = s.

Usage

block_edge_counts(graph, partition, n.blocks = NULL)

Arguments

graph

An igraph graph.

partition

A vector of group id's for each node of graph.

n.blocks

The number of groups. Inferred from the number of individual group id's in partition by default.