# AI-Based Quantification of Fitness Activities Using Smartphones

> Research article (Sustainability, 2022) · cited 11× · AI/ML

**Wikidata**: [openalex:W4205509503](https://www.wikidata.org/wiki/openalex:W4205509503)  
**Source**: https://4ort.xyz/entity/ai-based-quantification-of-fitness-activities-using-smartphones