Computation of the Distance Matrix from a Statistical Triplet
computes for a statistical triplet a distance matrix.
dist.dudi(dudi, amongrow = TRUE)
dudi |
a duality diagram, object of class |
amongrow |
a logical value computing the distance if TRUE, between rows, if FALSE between columns. |
an object of class dist
Daniel Chessel
Stéphane Dray stephane.dray@univ-lyon1.fr
data (meaudret) pca1 <- dudi.pca(meaudret$env, scan = FALSE) sum((dist(scalewt(meaudret$env)) - dist.dudi(pca1))^2) #[1] 4.045e-29 the same thing
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