Provides actions for performing principal component analysis
| Action Name | Description |
|---|---|
| eig | Extracts principal components by using the eigenvalue decomposition method |
| itergs | Extracts principal components by using the iterative method based on Gram-Schmidt orthogonalization (ITERGS) |
| nipals | Extracts principal components by using the nonlinear iterative partial least squares (NIPALS) method |
| randompca | Extracts principal components by using the random projection matrix sketching method |