edge_matrix {gRbase} | R Documentation |
Coerce dag to edge matrix
Description
A DAG can be represented as a triangular matrix of regression coefficients.
Usage
dag2edge_matrix(object, out = 1)
edge_matrix2dag(edge_matrix)
Arguments
object |
A graph, either an igraph object or an adjacency matrix. |
out |
Format of the output, can be 1, 2, 3 or 4. |
edge_matrix |
Lower triangular matrix representing a dag |
Examples
g <- dag(~x2|x1 + x3|x1:x2 + x4|x3)
dag2edge_matrix(g, out=1)
dag2edge_matrix(g, out=2)
dag2edge_matrix(g, out=3)
dag2edge_matrix(g, out=4)
d2 <- dag(~c|a:b+d:c)
dag2edge_matrix(d2)
[Package gRbase version 2.0.2 Index]