# A homomorphic non-subsampled contourlet transform based ultrasound image despeckling by novel thresholding function and self-organizing map

> Research article (Journal of Applied Biomedicine, 2022) · cited 17× · AI/ML

**Wikidata**: [openalex:W4220849918](https://www.wikidata.org/wiki/openalex:W4220849918)  
**Source**: https://4ort.xyz/entity/a-homomorphic-non-subsampled-contourlet-transform-based-ultrasound-image-despeckling-by-novel-thresholding-function-and-