prabclus (version 2.3-4)

lcomponent: Largest connectivity component

Description

Computes the size of the largest connectivity component of the graph of ncol(distmat) vertices with edges defined by the smallest ne distances.

Usage

lcomponent(distmat, ne = floor(3*ncol(distmat)/4))

Value

list with components

lc

size of the largest connectivity component.

ne

see above.

Arguments

distmat

symmetric distance matrix.

ne

integer.

Author

Christian Hennig https://www.unibo.it/sitoweb/christian.hennig/en

References

Hennig, C. and Hausdorf, B. (2004) Distance-based parametric bootstrap tests for clustering of species ranges. Computational Statistics and Data Analysis 45, 875-896.

See Also

prabtest

Examples

data(kykladspecreg)
j <- jaccard(t(kykladspecreg))
lcomponent(j)