add comments, fix some things. TODO: comment tests, finish computeWerDists, test it

[epclust.git] / epclust / tests / testthat / helper.computeMedoidsIndices.R

# R-equivalent of computeMedoidsIndices, requiring a matrix
# (thus potentially breaking "fit-in-memory" hope)
R_computeMedoidsIndices <- function(medoids, series)
{
	nb_series = ncol(series) #series in columns

	mi = rep(NA,nb_series)
	for (i in 1:nb_series)
		mi[i] <- which.min( colSums( sweep(medoids, 1, series[,i], '-')^2 ) )

	mi
}