# Contour-based corner detection via angle difference of principal directions of anisotropic Gaussian directional derivatives

> Research article (Pattern Recognition, 2015) · cited 66× · AI/ML

**Wikidata**: [openalex:W2056906525](https://www.wikidata.org/wiki/openalex:W2056906525)  
**Source**: https://4ort.xyz/entity/contour-based-corner-detection-via-angle-difference-of-principal-directions-of-anisotropic-gaussian-directional-derivati