A generic function to compute the number of classes in a graph.
Examples
labs <- factor(c("a","a","b"))
cg <- class_graph(labs)
nclasses(cg)
#> [1] 2
A generic function to compute the number of classes in a graph.
labs <- factor(c("a","a","b"))
cg <- class_graph(labs)
nclasses(cg)
#> [1] 2