| calculate_convergence | Calculates convergence based on NMSE |
| check_predictor_matrix | Performs checks on a custom predictor matrix |
| create_predictor_matrix | Creates the default predictor matrix with 0 diagonal and 1 elements in the rest. |
| evaluate_imputation_error | Evaluate the imputation error when true values are known. |
| missForest | Imputes a dataframe and returns imputation models to be used on new observations |
| missForestPredict | Imputes a new dataframe based on the missForest models |
| produce_NA | Produces a dataframe with missing values |
| prop_usable_cases | Calculates variable-wise proportion of usable cases (missing and observed) |