Bridging Semantic Mesh, CityGML, and Gaussian Splatting for Urban Modelling and Visualization
A comparative framework linking LiDAR-derived CityGML, semantic mesh, 3D Gaussian Splatting, and Triangle Splatting within a unified urban modelling workflow is established, proposing a conceptual foundation for a unified 3D urban model capable of transforming consistently into semantic, surface-based, and radiance-bas...