# A Multi Directional Perfect Reconstruction Filter Bank Designed with 2-D Eigenfilter Approach: Application to Ultrasound Speckle Reduction

> Research article (Journal of Medical Systems, 2016) · cited 10× · AI/ML

**Wikidata**: [openalex:W2567193533](https://www.wikidata.org/wiki/openalex:W2567193533)  
**Source**: https://4ort.xyz/entity/a-multi-directional-perfect-reconstruction-filter-bank-designed-with-2-d-eigenfilter-approach-application-to-ultrasound-