# A projective chirp based stair representation and detection from monocular images and its application for the visually impaired

> Research article (Pattern Recognition Letters, 2019) · cited 13× · AI/ML

**Wikidata**: [openalex:W2921817410](https://www.wikidata.org/wiki/openalex:W2921817410)  
**Source**: https://4ort.xyz/entity/a-projective-chirp-based-stair-representation-and-detection-from-monocular-images-and-its-application-for-the-visually-i