# Experimental validation and comparison of direct solar shading calculations within building energy simulation tools: Polygon clipping and pixel counting techniques

> Research article (Solar Energy, 2017) · cited 42× · AI/ML

**Wikidata**: [openalex:W2764266789](https://www.wikidata.org/wiki/openalex:W2764266789)  
**Source**: https://4ort.xyz/entity/experimental-validation-and-comparison-of-direct-solar-shading-calculations-within-building-energy-simulation-tools-poly