Tag: overfitting-validation
Concepts
- Block Bootstrap of Return Series
- Cross-Market Replication Tests
- Effective Number of Independent Trials
- Expanding Versus Rolling Training Windows
- Feature Selection Bias
- Haircut Sharpe Ratio
- Holdout Set Contamination
- Parameter Sensitivity Analysis
- Statistical Power Analysis for Backtests
- Regime-Stratified Validation
- Researcher Degrees of Freedom
- Romano-Wolf Stepwise Multiple Testing
- The Stationary Bootstrap
- T-Statistic Hurdles for New Factors
- Walk-Forward Efficiency Ratio
- White's Reality Check