# A Precise Indoor Visual Positioning Approach Using a Built Image Feature Database and Single User Image from Smartphone Cameras

> Research article (Remote Sensing, 2020) · cited 34× · AI/ML

**Wikidata**: [openalex:W3011603484](https://www.wikidata.org/wiki/openalex:W3011603484)  
**Source**: https://4ort.xyz/entity/a-precise-indoor-visual-positioning-approach-using-a-built-image-feature-database-and-single-user-image-from-smartphone-