Parafac                 Performs parafac factorization via ALS
SIFA                    Supervised Integrated Factor Analysis
SupPCA                  Fit a supervised singular value decomposition
                        (SupSVD) model
SupParafacEM            Using EM algorithm to fit the SupCP model
SupSFPCA                Supervised Sparse and Functional Principal
                        Component Analysis
TensProd                Compute tensor product over multiple dimensions
                        using Khatri-Rao product
kr                      Compute a string of Khatri-Rao products
normc                   Normaliz the columns of x to a length of 1.
