| apt | Fit an Adaptive Pólya Tree |
| cond.apt | Fit a Conditional Adaptive Pólya Tree |
| cond.opt | Fit a Conditional Optional Pólya Tree |
| opt | Fit an Optional Pólya Tree |
| plot.part | Plot a Two-Dimensional Partition |
| plot.roc | Plot an Empirical ROC Curve |
| plot_partition | Plot a Two-Dimensional Partition |
| plot_roc_curve | Plot an Empirical ROC Curve |