Input → weight → covariance diagnostic
Each stage is a definition boundary, not a performance claim. Values are synthetic.
Stage 1 of 4: audit IDs, volatility units, lookback, and covariance metadata.
- 1. AuditCheck IDs, volatility units, timestamps, and scale.
- 2. WeightsCalculate scale-free inverse-volatility scores and normalize.
- 3. Covariance riskCalculate portfolio variance and signed risk contributions.
- 4. BoundaryKeep zero risk, near-zero results, and input failures explicit.