prabclus (version 2.2-7)

piecewiselin: Piecewise linear transformation for distance matrices

Description

Piecewise linear transformation for distance matrices, utility function for geco.

Usage

piecewiselin(distmatrix, maxdist=0.1*max(distmatrix))

Arguments

distmatrix

symmetric (non-negative) distance matrix.

maxdist

non-negative numeric. Larger distances are transformed to constant 1.

Value

A symmetrical matrix.

Details

Transforms large distances to 1, 0 to 0 and continuously linear between 0 and maxdist.

See Also

geco

Examples

# NOT RUN {
options(digits=4)
data(waterdist)
piecewiselin(waterdist)
# }