Method note
Chest CT lung-nodule expert annotation guide
Task definition, physician final review and data-card boundaries for chest CT nodule packs.
- Define positive criteria and guideline version before labeling.
- Physician final review and disagreement handling belong on the data card.
- Start with controlled samples under NDA — not public raw CT.
Contracting entity: Beijing Langhui Technology Co., Ltd. (brand LumeSage). Not a medical-device promotion; no clinical efficacy claims.