| create_se_object | Create SummarizedExperiment object |
| extract_columns | Extract a sub-set of columns |
| extract_rows | Extract a sub-set of rows |
| km_opt_pcut | Find and evaluate optimal stratification cutoffs |
| km_opt_scut | Find optimal stratification cutoffs |
| km_qcut | Apply quantile-based stratification cutoffs |
| km_ucut | Apply user-supplied stratification cutoff |
| km_val_cut | Validate stratification cutoffs on test data |
| transpose_table | Transpose a data table |
| ucox_batch | Fit Cox regression models in batch mode |
| ucox_pred | Fit and validate Cox regression models |