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

Calculates the ratio between the `prop`

smallest and largest
distances of a distance matrix.

1 | ```
distratio(distmat, prop = 0.25)
``` |

`distmat` |
symmetric distance matrix. |

`prop` |
numerical. Proportion between 0 and 1. |

Rounding is by `floor`

for small and `ceiling`

for large
distances.

A list with components

`dr` |
ratio of |

`lowmean` |
mean of |

`himean` |
mean of |

`prop` |
see above. |

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

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

1 2 3 4 | ```
options(digits=4)
data(kykladspecreg)
j <- jaccard(t(kykladspecreg))
distratio(j)
``` |

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