# Surface Gradient Approach for Occlusion Detection Based on Triangulated Irregular Network for True Orthophoto Generation

> Research article (IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2018) · cited 29× · AI/ML

**Wikidata**: [openalex:W2786626625](https://www.wikidata.org/wiki/openalex:W2786626625)  
**Source**: https://4ort.xyz/entity/surface-gradient-approach-for-occlusion-detection-based-on-triangulated-irregular-network-for-true-orthophoto-generation