# Hough Transform-Based Angular Features for Learning-Free Handwritten Keyword Spotting

> Research article (Sensors, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3182101803](https://www.wikidata.org/wiki/openalex:W3182101803)  
**Source**: https://4ort.xyz/entity/hough-transform-based-angular-features-for-learning-free-handwritten-keyword-spotting