# Reference-Free Quality Assessment of Sonar Images via Contour Degradation Measurement

> Research article (IEEE Transactions on Image Processing, 2019) · cited 54× · AI/ML

**Wikidata**: [openalex:W2940637926](https://www.wikidata.org/wiki/openalex:W2940637926)  
**Source**: https://4ort.xyz/entity/reference-free-quality-assessment-of-sonar-images-via-contour-degradation-measurement