| asdev | Additional Explained Standard Deviation |
| cardinality | Cardinality of Column Vectors |
| nscumcomp | Non-Negative and Sparse Cumulative PCA |
| nscumcomp.default | Non-Negative and Sparse Cumulative PCA |
| nscumcomp.formula | Non-Negative and Sparse Cumulative PCA |
| nsprcomp | Non-Negative and Sparse PCA |
| nsprcomp.default | Non-Negative and Sparse PCA |
| nsprcomp.formula | Non-Negative and Sparse PCA |
| peav | Percentage Explained Additional Variance |