# Removing Monte Carlo noise using a Sobel operator and a guided image filter

> Research article (The Visual Computer, 2017) · cited 24× · AI/ML

**Wikidata**: [openalex:W2598138006](https://www.wikidata.org/wiki/openalex:W2598138006)  
**Source**: https://4ort.xyz/entity/removing-monte-carlo-noise-using-a-sobel-operator-and-a-guided-image-filter