libpysal.weights.mat2L

libpysal.weights.mat2L(edge_matrix)

Convert a matrix denoting network connectivity (edges or flows) to a list denoting edges

Parameters:

edge_matrixarray

where rows denote network edge origins, columns denote network edge destinations, and non-zero entries denote the existence of an edge between a given origin and destination

Returns:

edge_listlist

of tuples where each tuple is of the form (o,d) where o is an origin id and d is a destination id