# Using sparse regularization for multi-resolution tomography of the ionosphere

> Research article (Nonlinear processes in geophysics, 2015) · cited 12× · AI/ML

**Wikidata**: [openalex:W1796216386](https://www.wikidata.org/wiki/openalex:W1796216386)  
**Source**: https://4ort.xyz/entity/using-sparse-regularization-for-multi-resolution-tomography-of-the-ionosphere