| DGulPC | Distributed general unilateral loading principal component |
| DPC | Distributed principal component |
| DPPC | Distributed projection principal component |
| FanPC | Apply the FanPC method to the Laplace factor model |
| Ftest | Apply the Farmtest method to the Laplace factor model |
| GulPC | General unilateral loading principal component |
| LFM | Generate Laplace factor models |
| PC | Principal component |
| PPC | Projection principal component |