shd: Structural Hamming Distance

In caugi: Causal Graph Interface

Structural Hamming Distance

Description

Compute the Structural Hamming Distance (SHD) between two graphs.

Usage

shd(cg1, cg2, normalized = FALSE)

Arguments

cg1	A caugi object.
cg2	A caugi object.
normalized	Logical; if TRUE, returns the normalized SHD.

Value

An integer representing the Hamming Distance between the two graphs, if normalized = FALSE, or a numeric between 0 and 1 if normalized = TRUE.

See Also

Other metrics: aid(), hd()

Examples

cg1 <- caugi(A %-->% B %-->% C, D %-->% C, class = "DAG")
cg2 <- caugi(A %-->% B %-->% C, D %---% C, class = "PDAG")
shd(cg1, cg2) # 1

caugi documentation built on Oct. 28, 2026, 1:07 a.m.