distratio: Distance ratio test statistics for distance based clustering

Description Usage Arguments Details Value Author(s) References See Also Examples

Description

Calculates the ratio between the prop smallest and largest distances of a distance matrix.

Usage

1
distratio(distmat, prop = 0.25)

Arguments

distmat

symmetric distance matrix.

prop

numerical. Proportion between 0 and 1.

Details

Rounding is by floor for small and ceiling for large distances.

Value

A list with components

dr

ratio of prop smallest to prop largest distances.

lowmean

mean of prop smallest distances.

himean

mean of prop smallest distances.

prop

see above.

Author(s)

Christian Hennig [email protected] http://www.homepages.ucl.ac.uk/~ucakche

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

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2
3
4

prabclus documentation built on May 29, 2017, 7:55 p.m.