Open choshin84 opened 5 years ago
when random split, i.e. k-fold CV, it's testing model over-fit, vs. explicit split, i.e. based on time frame, it's testing model prediction capability.
Tweek summary
when random split, i.e. k-fold CV, it's testing model over-fit, vs. explicit split, i.e. based on time frame, it's testing model prediction capability.