quantmodel — Implement Meta Walk-Forward: target risk = 60/40

Objective

Implement Meta Walk-Forward: target risk = 60/40.

Notes: Implemented target-risk=60/40 optimizer, authenticated SQLite probe (643 AS months; 10 constituent rows; corr 0.72690), tests, export, and Windmill page.

Approach

Reuses existing report research/findings/meta-target-risk-6040-t191.md — tables/metrics preserved verbatim via source_report pointer. Body below summarizes grounded evidence from that report and adjacent artifacts.

Files / code / data changed

No commit SHA confidently associated with t191 in sampled log [reconstructed — uncertain].
Source report: research/findings/meta-target-risk-6040-t191.md
Task-history entry: research/findings/task-history.json#t191

Results

Conclusions and metrics are in research/findings/meta-target-risk-6040-t191.md; see detail page for preserved tables/metrics.

Conclusions

Implemented target-risk=60/40 optimizer, authenticated SQLite probe (643 AS months; 10 constituent rows; corr 0.72690), tests, export, and Windmill page.

Problems / follow-ups

See source report or PR discussion for follow-ups. No unsupported follow-ups fabricated.