KLD.matrix              Continuous version of Kullback-Leibler Distance
                        (KLD)
KLdist.matrix           Discrete version of Kullback-Leibler Distance
                        (KLD)
closest.top             Find the closest genes.
cor.dist                Pearson correlational distance
euc                     Euclidean distance
man                     Manhattan distance
mutualInfo              Mutual Information
spearman.dist           Spearman correlational distance
tau.dist                Kendall's tau correlational distance
