Shelly / Guide
Shelly guide

Method & data quality

Every run follows the six CRISP-DM phases and leaves a validation report you can audit.

At a glance

How it works

  1. The quality score starts at 100 and loses points per issue (e.g. 0.5 per duplicate row, capped).
  2. The run report stores the SHA-256 of every input file, the config hash, and PASS/WARN/FAIL checks (freshness, beats the baseline, recalls blocked, P&L reconciles, cluster stability).

Method & formulas

Validation checks
Fresh ≤ 8 days · quality ≥ 80 · best WAPE ≤ seasonal naive · WAPE < 25% · recalls blocked · P&L reconciles · Jaccard ≥ 0.6

How to read it

Limits & safeguards

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How is the data quality?

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