Validation checklist
Illustrative run · not client data
20-day false-breakout reversal — US equities · Validation · Frozen candidate
Preflight & data integrity
- 01PASS
Data quality
NaN 0.02% · duplicates 0 · gaps 0.1%
- 02PASS
Corporate actions
splits & dividends adjusted · 0 unadjusted gaps
- 03Not applicable
Event leakage
price-only rule · no event inputs
- 01
Feature & signal diagnostics
- 04Not applicable
Feature redundancy (PCA)
single-signal rule
- 04
Performance, benchmark & deployability
- 05PASS
Performance thresholds
Sharpe 1.31 ≥ 0.80 · max DD 8.4% ≤ 20%
- 06PASS
Execution-cost reconciliation
spread + commission applied per fill
- 07PASS
Capacity
participation 0.6% ≤ 2.0%
- 08PASS
Benchmark alpha / beta
beta 0.08 · excess Sharpe 0.74 ≥ 0.20
- 05
Statistical validation
- 09PASS
Multiple-testing-adjusted Sharpe
12 trials · adjusted 0.92 ≥ 0.50
- 10PASS
Walk-forward
7 of 8 test folds positive ≥ 60%
- 11PASS
PnL permutation
p = 0.012 ≤ 0.05 · 2,000 null paths
- 12PASS
Deflated Sharpe / PBO
DSR 0.97 ≥ 0.95 · PBO 0.21 ≤ 0.30
- 09
Stress & regime robustness
- 13PASS
Regime stress
high-vol regime Sharpe 0.71 ≥ 0.30
- 14WARN
Historical crises
7 windows tested · 2022 rate hike −6.1%
- 15PASS
Monte Carlo path risk
p95 max DD 13.2% ≤ 20%
- 13
Governance & approval
- 16PASS
Reviewer approval
named sign-off recorded
- 16





