| PIE-package | PIE: A Partially Interpretable Model with Black-box Refinement |
| data_process | data_process: process tabular data into the format for the PIE model. |
| MAE | MAE: Mean Absolute Error |
| PIE | PIE: A Partially Interpretable Model with Black-box Refinement |
| PIE_fit | PIE: Partially Interpretable Model |
| predict.PIE | Make Predictions for PIE |
| RPE | RPE: Relative Prediction Error |
| sparsity_count | sparsity_count |
| winequality | Wine Quality Data |