Method note
Medical Gate private-eval playbook
From gate metrics to next-pack spec feedback.
- Frozen private sets and scoring rules define the contract gate.
- Failure buckets drive the next labeling / collection round.
- Eval finds gaps — it does not promise score lift after buying data.
Contracting entity: Beijing Langhui Technology Co., Ltd. (brand LumeSage). Not a medical-device promotion; no clinical efficacy claims.