TAG
VALIDATION
Model validation
How to verify prediction-software accuracy
Start with denominators, date coverage, prespecified metrics and a complete log.
Model validation
Why strong backtests can fail in practice
Overfitting, leakage, rule changes and repeated trials can inflate a backtest.
Model validation
How to spot fake model results and prediction claims
Audit high hit rates, profit curves and “live AI” claims with an evidence checklist.