Kom                     Commutation matrix.
amprod                  k-mode product.
anorm_cd                Array normal conditional distributions.
arrIndices              Array indices.
array_bic_aic           Calculate the AIC and BIC.
atrans                  Tucker product.
collapse_mode           Collapse multiple modes into one mode.
convert_cov             Convert the output from 'equi_mcmc' to
                        component covariance matrices.
demean_tensor           Demeans array data.
equi_mcmc               Gibbs sampler using an invariant prior.
fnorm                   Frobenius norm of an array.
get_equi_bayes          Get the Bayes rule under multiway Stein's loss.
get_isvd                Calculate the incredible SVD (ISVD).
holq                    Calculate the incredible higher-order LQ
                        decomposition (HOLQ).
hooi                    Calculate the higher-order orthogonal iteration
                        (HOOI).
hosvd                   Calculate the (truncated) higher-order SVD
                        (HOSVD).
ihop                    The incredible higher-order polar decomposition
                        (IHOP).
kendalltau              Kendall's tau measure of association.
ldan                    Log-likelihood of array normal model.
listprod                Element-wise matrix products between two lists.
lq                      LQ decomposition.
lrt_null_dist_dim_same
                        Draw from null distribution of likelihood ratio
                        test statistic.
lrt_stat                Calculate the likelihood ratio test statistic.
mat                     Unfold a matrix.
mhalf                   The symmetric square root of a positive
                        definite matrix.
mle_from_holq           Get MLE from output of 'holq'.
multi_stein_loss        Calculate multiway Stein's loss from square
                        root matrices.
multi_stein_loss_cov    Calculate multiway Stein's loss from component
                        covariance matrices.
multiway_takemura       Calculate a truncated multiway Takemura
                        estimator.
polar                   The left polar decomposition.
qr2                     QR Decomposition.
random_ortho            Generate a list of orthogonal matrices drawn
                        from Haar distribution.
rmirror_wishart         Sample from the mirror-Wishart distribution.
rmvnorm                 Multivariate normal simulation.
rsan                    Standard normal array.
rwish                   Wishart simulation.
sample_right_wishart    Gibbs update of 'Phi_inv'.
sample_sig              Update for total variation parameter in
                        'equi_mcmc'.
start_ident             Get list of identity matrices.
start_resids            Sample covariance matrices for each mode.
topK                    Top K elements of a vector.
tr                      Trace of a matrix.
trim                    Truncates small numbers to 0.
tsum                    Tucker sum.
zscores                 Normal scores.
