# Local perturbation responses and checkerboard tests: Characterization tools for nonlinear MRI methods

> Research article (Magnetic Resonance in Medicine, 2021) · cited 26× · AI/ML

**Wikidata**: [openalex:W3165032792](https://www.wikidata.org/wiki/openalex:W3165032792)  
**Source**: https://4ort.xyz/entity/local-perturbation-responses-and-checkerboard-tests-characterization-tools-for-nonlinear-mri-methods