# CASPER: computer-aided segmentation of imperceptible motion—a learning-based tracking of an invisible needle in ultrasound

> Research article (International Journal of Computer Assisted Radiology and Surgery, 2017) · cited 20× · AI/ML

**Wikidata**: [openalex:W2638427463](https://www.wikidata.org/wiki/openalex:W2638427463)  
**Source**: https://4ort.xyz/entity/casper-computer-aided-segmentation-of-imperceptible-motiona-learning-based-tracking-of-an-invisible-needle-in-ultrasound