confidence

3 posts

cross-source-validation composite-scores divergence tolerance confidence June 15, 2026

When Oura and Garmin Disagree by 20+ Points: Cross-Source Validation

Two devices measuring the same night and reading 58 and 79 is telling you something — usually that the composite score shouldn't be a single number at all. How cross-source validation handles divergence.

source-fallback composite-scores sync-reliability wearable-integration confidence June 1, 2026

When Oura Syncs Late: How Source Fallback Chains Keep Scores Consistent

Your primary wearable didn't sync last night. Your dashboard shouldn't just go blank. Source fallback chains degrade gracefully across devices while preserving confidence.

composite-scores wearable-accuracy confidence cross-validation readiness April 27, 2026

When to Trust Your Health Score: Confidence, Cross-Validation, and the Limits of Wearable Data

Composite health scores fuse many inputs into one number — but only if you know which inputs are trustworthy. Confidence, cross-validation, suppression.