has_specified_input has_specified_output data transformation class discovery data transformation categorical variable number of orthogonal components regression coefficient loadings score Partial Least Square Discriminant Analysis term request from Ralf Weber and Gavin Lloyd, University of Birmingham # S3 method for default plsda(x, y, ncomp = 2, probMethod = "softmax", prior = NULL, ...) https://www.rdocumentation.org/packages/caret/versions/6.0-80/topics/plsda PLS-DA Philippe Rocca-Serra http://scikit-learn.org/stable/modules/generated/sklearn.cross_decomposition.PLSRegression.html a version of PLS used for classification, where the input y-block are group labels (categorical variable) rather than a continuous variable adapted from wikipedia partial least squares discriminant analysis ready for release