ISOMDS                  A wrapper for the isoMDS function
MDS                     A wrapper for the cmdscale function
PA                      Dialect differences in the state of
                        Pennsylvania
PA.coo                  Coordinates and index numbers of communities in
                        the state of Pennsylvania
PA.map                  Map of the state of Pennsylvania
SAMMON                  A wrapper for the sammon function
cccmap                  Plot a stochastic clustering on a topographic
                        map
clustermap              Plot a clustering-based partitioning on a
                        topographic map
linkmap                 Plot a set of links on a topographic map
mdsmap                  Plot the results of 3D multidimensional scaling
                        on a topographic map
mean.asp                Mean aspect ratio
read.dif                Read difference matrix file
read.vec                Read vector file
write.dif               Write difference matrix file
write.vec               Write vector file
