Validation & Evaluation
Good models fail for bad reasons all the time. These articles focus on robustness, failure modes, and the habits that reduce false confidence in quant systems.
Why Backtests Lie
And What They Actually Tell You
Backtests can be misleading. Learn why trading strategies often fail despite strong backtest results — and how to evaluate models more realistically.
3/18/2026
No Overfitting
Built to Adapt, Not Memorize
Avoid the trap of overfitting. Learn how we use a sliding time window to keep strategies aligned with current market conditions — not just historical data.