Package index • divvy

Subsampling functions

Functions that perform spatial standardisation on a dataset.

bandit(): Rarefy localities within latitudinal bands

clustr(): Cluster localities within regions of nearest neighbours

cookies(): Rarefy localities within circular regions of standard area

Helper functions

Various additional functionality related to geographic occurrence data.

classRast(): Convert point environment data to a raster of majority-environment classes

rangeSize(): Calculate common metrics of spatial distribution

sdSumry(): Calculate basic spatial coverage and diversity metrics

uniqify(): Find unique (taxon) occurrence records

Example datasets

Data curated from the Paleobiology Database, invoked in examples and vignettes.

bivalves: Paleobiology Database occurrences of Pliocene fossil bivalves

collSilur: Paleobiology Database collections of Silurian marine fossils

occSilur: Paleobiology Database occurrences of Silurian fossil brachiopods