# Coarse-to-Fine Activity Annotation and Recognition Algorithm for Solitary Older Adults

> Research article (IEEE Access, 2019) · cited 10× · AI/ML

**Wikidata**: [openalex:W2998237521](https://www.wikidata.org/wiki/openalex:W2998237521)  
**Source**: https://4ort.xyz/entity/coarse-to-fine-activity-annotation-and-recognition-algorithm-for-solitary-older-adults