link2adj {BDgraph}

Extract links from an adjacency matrix

Description

Extract links from an adjacency matrix or an object of calsses "sim" from function bdgraph.sim and "graph" from function graph.sim.

Usage

 link2adj( link, p = NULL ) 

Arguments

link

(2 \times p) matrix or a data.frame corresponding to the links from the graph structure.

p

number of nodes of the graph.

Value

An adjacency matrix corresponding to a graph structure in which a_{ij}=1 if there is a link between notes i and j, otherwise a_{ij}=0.

Author(s)

Reza Mohammadi [e-mail]

References

Mohammadi, R. and Wit, E. C. (2019). BDgraph: An R Package for Bayesian Structure Learning in Graphical Models, Journal of Statistical Software, 89(3):1-30, doi:10.18637/jss.v089.i03

See Also

adj2link, graph.sim

Examples

# Generating a 'random' graph 
adj <- graph.sim( p = 6, vis = TRUE )

link <- adj2link( adj )

link2adj( link, p = 6 )