507 2 weka.PrincipalComponents 2 Weka_3.7.12-SNAPSHOT_10215 Weka implementation of PrincipalComponents 2014-08-18T17:18:44 English Weka_3.7.12-SNAPSHOT A option 5 Maximum number of attributes to include in transformed attribute names. (-1 = include all, default: 5) C flag Center (rather than standardize) the data and compute PCA using the covariance (rather than the correlation) matrix. M option -1 Maximum number of PC attributes to retain. (-1 = include all, default: -1) R option 0.95 Retain enough PC attributes to account for this proportion of variance in the original data. (default: 0.95)