| fs_bayes | Bayesian feature selection for model optimization |
| fs_boruta | Feature selection using Boruta |
| fs_chi | Chi-square feature selection for categorical features |
| fs_correlation | Correlation-based feature selection |
| fs_elastic | Elastic Net Feature Selection and Model Training |
| fs_infogain | Feature Selection via Information Gain |
| fs_lasso | Lasso Feature Selection with Cross-Validation |
| fs_mars | MARS (earth) feature selection |
| fs_pca | Principal component analysis with tidy results and optional plotting |
| fs_randomforest | Random forest importance and held-out evaluation |
| fs_recursivefeature | Recursive feature elimination with held-out evaluation |
| fs_stepwise | Stepwise linear-regression feature selection via AIC |
| fs_supervised | Supervised Filter-Based Feature Selection |
| fs_svd | Singular Value Decomposition with Optional Scaling and Truncation |
| fs_svm | Train and evaluate an SVM, with optional SVM-RFE feature selection |
| fs_unsupervised | Unsupervised Filter-Based Feature Selection |
| print.fs_result | Print a featR result |
| selected | Extract the selected features from a featR result |
| selected.fs_result | Extract the selected features from a featR result |
| summary.fs_result | Summarize a featR result |