Assertion: model | /r/HasAspect | high error measures
Facets:
value: disappointingly
type: MANNER
value: in the validation period
type: TEMPORAL
Source sentences:
text: Regression models with many independent variables are especially susceptible to overfitting the data in the estimation period, so watch out for models that have suspiciously low error measures in the estimation period and disappointingly high error measures in the validation period.