# An <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" id="d1e2617" altimg="si276.svg"><mml:msub><mml:mrow><mml:mi>ℓ</mml:mi></mml:mrow><mml:mrow><mml:mn>0</mml:mn></mml:mrow></mml:msub></mml:math>-overlapping group sparse total variation for impulse noise image restoration

> Research article (Signal Processing Image Communication, 2021) · cited 20× · AI/ML

**Wikidata**: [openalex:W4200598251](https://www.wikidata.org/wiki/openalex:W4200598251)  
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