Calculates graph theoretic scagnostics. Scagnostics describe various measures of interest for pairs of variables, based on their appearance on a scatterplot. They are useful tool for discovering interesting or unusual scatterplots from a scatterplot matrix, without having to look at every individual plot.
0.2-4 2012-11-05 o fix a bug in normalizePoints() causing all-negative data to be scaled incorrectly
0.2-3 2009-01-27 o updated documentation, added examples
0.2-2 2008-12-22 o added scagnosticsOutliers() and scagnosticsExemplars()
0.2-1 2008-12-03 o initial version using original scagnostics Java code
0.1 [scagnostics 0.1 was a different package mainained by Hadley Wickham based on the same work of Wilkinson et al. In order to not confuse the two packages we didn't use version 0.1]