# Cross-validation and out-of-sample testing of physical activity intensity predictions with a wrist-worn accelerometer

> Research article (Journal of Applied Physiology, 2018) · cited 39× · AI/ML

**Wikidata**: [openalex:W2785176356](https://www.wikidata.org/wiki/openalex:W2785176356)  
**Source**: https://4ort.xyz/entity/cross-validation-and-out-of-sample-testing-of-physical-activity-intensity-predictions-with-a-wrist-worn-accelerometer