# A Novel Video-Based Direct Observation System for Assessing Physical Activity and Sedentary Behavior in Children and Young Adults

> Research article (Journal for the Measurement of Physical Behaviour, 2020) · cited 11× · AI/ML

**Wikidata**: [openalex:W2999368127](https://www.wikidata.org/wiki/openalex:W2999368127)  
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