ps_ordinate {phylospatial} | R Documentation |
Community phylogenetic ordination
Description
Perform an ordination that reduces a spatial phylogenetic data set into k
dimensions, using one of
several alternative ordination algorithms.
Usage
ps_ordinate(ps, method = c("nmds", "cmds", "pca"), k = 3, spatial = TRUE)
Arguments
ps |
A |
method |
Ordination method, either "pca" (principal component analysis implemented via |
k |
Positive integer giving the desired number of output dimensions; default is |
spatial |
Logical indicating whether a spatial object (inherited from |
Value
A matrix or spatial object with k
variables.
See Also
For visualization using ordination onto RGB color space, see ps_rgb()
.
Examples
ps <- ps_add_dissim(ps_simulate(50, 5, 5))
ord <- ps_ordinate(ps, method = "cmds", k = 4)
terra::plot(ord)