| baggtree | For each bootstrap sample grow a projection pursuit tree (PPtree object). |
| crab | Astralian crabs |
| fishcatch | Fish catch data set |
| glass | Glass data set |
| image | The image data set |
| leukemia | Leukemia data set |
| lymphoma | Lymphoma data set |
| NCI60 | NCI60 data set |
| node_data | Data structure with the projected and boundary by node and class. |
| olive | The olive data set |
| parkinson | Parkinson data set |
| permute_importance | Obtain the permuted importance variable measure |
| PPclassify2 | Predict class for the test set and calculate prediction error after finding the PPtree structure, . |
| PPforest | Projection Pursuit Random Forest |
| ppf_avg_imp | Global importance measure for a PPforest object as the average IMP PPtree measure over all the trees in the forest |
| ppf_global_imp | Global importance measure for a PPforest object |
| PPtree_split | Projection pursuit classification tree with random variable selection in each split |
| print.PPforest | Print PPforest object |
| ternary_str | Data structure with the projected and boundary by node and class. |
| trees_pred | Obtain predicted class for new data from baggtree function or PPforest |
| wine | Wine data set |