# 4D-CT deformable image registration using multiscale unsupervised deep learning

> Research article (Physics in Medicine and Biology, 2020) · cited 99× · AI/ML

**Wikidata**: [openalex:W3007763359](https://www.wikidata.org/wiki/openalex:W3007763359)  
**Source**: https://4ort.xyz/entity/4d-ct-deformable-image-registration-using-multiscale-unsupervised-deep-learning