| UBL-package | UBL: Utility-Based Learning |
| CNNClassif | Condensed Nearest Neighbors strategy for multiclass imbalanced problems |
| ENNClassif | Edited Nearest Neighbor for multiclass imbalanced problems |
| GaussNoiseClassif | Introduction of Gaussian Noise for the generation of synthetic examples to handle imbalanced multiclass problems. |
| GaussNoiseRegress | Introduction of Gaussian Noise for the generation of synthetic examples to handle imbalanced regression problems |
| ImbC | Synthetic Imbalanced Data Set for a Multi-class Task |
| ImbR | Synthetic Regression Data Set |
| ImpSampClassif | Importance Sampling algorithm for imbalanced classification problems |
| ImpSampRegress | Importance Sampling algorithm for imbalanced regression problems |
| NCLClassif | Neighborhood Cleaning Rule (NCL) algorithm for multiclass imbalanced problems |
| OSSClassif | One-sided selection strategy for handling multiclass imbalanced problems. |
| phi | Relevance function. |
| phi.control | Estimation of parameters used for obtaining the relevance function. |
| RandOverClassif | Random over-sampling for imbalanced classification problems |
| RandOverRegress | Random over-sampling for imbalanced regression problems |
| RandUnderClassif | Random under-sampling for imbalanced classification problems |
| RandUnderRegress | Random under-sampling for imbalanced regression problems |
| SmoteClassif | SMOTE algorithm for unbalanced classification problems |
| SmoteRegress | SMOTE algorithm for imbalanced regression problems |
| TomekClassif | Tomek links for imbalanced classification problems |