# Method on water level ruler reading recognition based on image processing

> Research article (Signal Image and Video Processing, 2020) · cited 19× · AI/ML

**Wikidata**: [openalex:W3036293932](https://www.wikidata.org/wiki/openalex:W3036293932)  
**Source**: https://4ort.xyz/entity/method-on-water-level-ruler-reading-recognition-based-on-image-processing