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| rags2ridges-package | Ridge estimation for high-dimensional precision matrices |
| adjacentMat | Transform real matrix into an adjacency matrix |
| edgeHeat | Visualize (precision) matrix as a heatmap |
| loss | Evaluate regularized precision under various loss functions |
| optPenaltyCV | Select optimal penalty parameter by leave-one-out cross-validation |
| pcor | Compute partial correlation matrix or standardized precision matrix |
| rags2ridges | Ridge estimation for high-dimensional precision matrices |
| ridgeS | Ridge estimation for high-dimensional precision matrices |
| sparsify | Determine the support of a partial correlation/precision matrix |
| symm | Symmetrize matrix |
| Ugraph | Visualize undirected graph |