# Height-Gradient-Based Method for Occlusion Detection in True Orthophoto Generation

> Research article (IEEE Geoscience and Remote Sensing Letters, 2015) · cited 13× · AI/ML

**Wikidata**: [openalex:W1949727416](https://www.wikidata.org/wiki/openalex:W1949727416)  
**Source**: https://4ort.xyz/entity/height-gradient-based-method-for-occlusion-detection-in-true-orthophoto-generation