| amprod | k-mode product. |
| anorm_cd | Array normal conditional distributions. |
| array_bic_aic | Calculate the AIC and BIC. |
| arrIndices | Array indices. |
| atrans | Tucker product. |
| collapse_mode | Collapse multiple modes into one mode. |
| convert_cov | Convert the output from 'equi_mcmc' to component covariance... |
| 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... |
| 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. |
| Kom | Commutation matrix. |
| 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... |
| 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... |
| 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... |
| 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. |
| tensr | tensr: A package for Kronecker structured covariance... |
| topK | Top K elements of a vector. |
| tr | Trace of a matrix. |
| trim | Truncates small numbers to 0. |
| tsum | Tucker sum. |
| zscores | Normal scores. |
