| ic_criterion | Information criterion (IC1/IC2) for selecting number of factors |
| identify | Identify factor decomposition via SVD |
| relative_error | Calculate relative error between estimated and true matrices |
| source_detection | Detect positive and negative transfer sources using ratio method |
| source_potential | Identify potential sources based on rank comparison using IC criterion |
| transGFM | Single source transfer learning for generalized factor models |
| transGFM_multi | Multiple source transfer learning for generalized factor models |