gRbase (version 1.9.0)

dag2chol: Create regression matrix matrix from DAG A DAG can be represented as a triangular matrix of regression coefficients.

Description

Create regression matrix matrix from DAG A DAG can be represented as a triangular matrix of regression coefficients.

Usage

dag2chol(object)

Arguments

object

A graph, either a graphNEL or an igraph object.

Examples

g <- dag(~x2|x1 + x3|x1:x2 + x4|x3)
gi <- as(g, "igraph")
dag2chol(g)
dag2chol(gi)