Discriminant analysis: 1 = DISCR operation (by M.Korhonen) 2 = /DISCRI operation 3 = Classifying of observations (CLASSI) 4 = /DCONTOUR for plots of discriminant space (by K.Vehkalahti) M = More information on multivariate analysis For MATRUN DISCR, see INDEX in the M subdirectory of Survo.