mds.r Code for reading a data set, creating a data matrix with row and column names, doing nMDS, and plotting the results. Discussed on 20 Sept 05.

labelplots.r Code for various sorts of labeling points and identifying groups on an mds plot

ordiarrow.r Code for adding time arrows to mds plots. Need to source("ordiarrow.r") before using the function.

ordicentroid.r Code for adding group names to mds plots. Need to source("ordicentroid.r") before using the function.

envvar.r Code for vector fitting and surface fitting.

findzeros.r A function that identifies pairs of sites with 0 distance.

lipoclust.r Clustering

parkgrass.r Environmental variables

parkgrass1.r Code to compare PCA and PCoA using Euclidean distance