ancestorGraph: Ancestor Graph

Description Usage Arguments Details Examples

Description

Creates the induced subgraph containing only the vertices in v, their ancestors, and the edges between them. All other vertices and edges are discarded.

Usage

1

Arguments

x

the input graph, a DAG, MAG, or PDAG.

v

variable names.

Details

If the input graph is a MAG or PDAG, then all *possible* ancestors will be returned (see Examples).

Examples

1
2
3
4
5
g <- dagitty("dag{ z <- x -> y }")
ancestorGraph( g, "z" )

g <- dagitty("pdag{ z -- x -> y }")
ancestorGraph( g, "y" ) # includes z

dagitty documentation built on May 2, 2019, 9:26 a.m.