# Portal-ble: Intuitive Free-hand Manipulation in Unbounded Smartphone-based Augmented Reality

> Research article (Proceedings of the 32nd Annual ACM Symposium on User Interface Software and Technology, 2019) · cited 40× · AI/ML

**Wikidata**: [openalex:W2981133675](https://www.wikidata.org/wiki/openalex:W2981133675)  
**Source**: https://4ort.xyz/entity/portal-ble-intuitive-free-hand-manipulation-in-unbounded-smartphone-based-augmented-reality