PolyGNN Munich Data

This dataset is associated with the research paper "PolyGNN: Polyhedron-based Graph Neural Network for 3D Building Reconstruction from Point Clouds", published in the ISPRS Journal of Photogrammetry and Remote Sensing.

Meshes are derived from LoD2 models provided by Bavarian Open GeoData (CC BY 4.0 license). Code and instructions: https://github.com/chenzhaiyu/polygnn.