kdata.1                 Toy dataset with two convex groups with partial
                        overlap
kdata.2                 Toy dataset with two non-overalpping and
                        non-spherical groups
kdata.3                 Toy dataset with three groups
kdata.4                 Toy dataset with four groups atop a wide area
                        of noise points
ksharp                  sharpen a clustering
medinfo                 compute info on distances to medoids/centroids
neiinfo                 Compute info on 'neighbor widths'
silinfo                 Compute info on silhouette widths
