Use satellite images to get 3D structure of buildings and roofs

Use satellite images to get 3D structure of buildings and roofs

Automated LoD-2 Model Reconstruction from Very-HighResolution Satellite-derived Digital Surface Model and Orthophoto
arXiv paper abstract https://arxiv.org/abs/2109.03876
arXiv PDF paper https://arxiv.org/pdf/2109.03876.pdf

… reconstructs LoD-2 building models following a “decomposition-optimization-fitting” paradigm.