External validation on a completely held-out dataset

External validation on a completely held-out dataset

Usage

external_validate_irt(
  train_data,
  external_data,
  fitter,
  predictor,
  scorer,
  label = "external"
)

Arguments

train_data

Value supplied to `train_data`; see Details for its model-specific role.

external_data

Value supplied to `external_data`; see Details for its model-specific role.

fitter

Model-fitting function.

predictor

Prediction function.

scorer

Function that scores predictions.

label

Value supplied to `label`; see Details for its model-specific role.