Time-Step Convergence
Meaning ⎊ The mathematical requirement that numerical model results stabilize and become more accurate as time intervals shrink.
Backtest Overfitting
Meaning ⎊ The error of creating a model that captures past noise rather than genuine patterns, leading to poor real-world performance.
Model Fragility
Meaning ⎊ The vulnerability of a model to fail or produce erroneous outputs when market conditions deviate from training assumptions.
Feature Importance Analysis
Meaning ⎊ Methodology to identify and rank the most influential input variables driving a financial model's predictions.
