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popgraph (version 1.4)
centroid_distance: This function takes a data set and a group set and returns centroid distances
Description
This is a convience function for a reduce and distance operation based upon multivariate predictor variables.
Usage
centroid_distance(x, grouping)
Arguments
x
The NxP matrix of raw data.
grouping
The Nx1 vector of grouping factors.
Value
An NxN pairwise distance matrix.