# Multi-Needle Detection in 3D Ultrasound Images Using Unsupervised Order-Graph Regularized Sparse Dictionary Learning

> Research article (IEEE Transactions on Medical Imaging, 2020) · cited 49× · AI/ML

**Wikidata**: [openalex:W3001656829](https://www.wikidata.org/wiki/openalex:W3001656829)  
**Source**: https://4ort.xyz/entity/multi-needle-detection-in-3d-ultrasound-images-using-unsupervised-order-graph-regularized-sparse-dictionary-learning