shuffled_mae: Shuffled MAE
Description
Compute the mean absolute error of a model's predictions when a variable is shuffled.
Usage
shuffled_mae(model, original_data, target, pred_type, shuffle_idx)
Value
A numeric vector of mean absolute errors.
Arguments
- original_data
A data.table of the original data.
- target
A matrix of target values.
- shuffle_idx
A vector of shuffled indices.