External Cross-Validation — external

This function performs external cross-validation on the provided ROI and model specification. It returns a tibble with performance metrics, fitted model (optional), and any warnings or errors.

Usage

external_crossval(
  roi,
  mspec,
  id,
  compute_performance = TRUE,
  return_fit = FALSE,
  permute = FALSE
)

Arguments

roi: A list containing train_roi and test_roi elements.
mspec: A model specification object.
id: A unique identifier for the model.
compute_performance: Logical, whether to compute performance metrics (default: TRUE).
return_fit: Logical, whether to return the fitted model (default: FALSE).
permute: Logical, whether to permute the training labels (default: FALSE).

Value

A tibble with performance metrics, fitted model (optional), and any warnings or errors.