GIS Automation Building Footprint from Point cloud or Ortho
UpworkPKNot specifiedintermediateScore: 57
3D ModelingBIM Family CreationBuilding Information ModelingPythonArcGISGIS
Job Title:
GIS/Photogrammetry Expert: Building Footprint Extraction & LoD3 Modeling (Pilot)
Job Description:
We are looking for a Geospatial Data Engineer/GIS Specialist to help us develop a high-efficiency pipeline for creating 3D Models for GIS. For input, RTK-corrected drone data (Orthomosaic, DSM, and Point Clouds) will be provided for approx 1km test corridor. more data can be provided
Your goal is to demonstrate a workflow that extracts building footprints and converts them into LoD3 models with a focus on automation and scalability.
Scope of Work:
• Feature Extraction: Generate precise building footprints from provided Orthomosaics.
• 3D Modeling (LoD3): Use Point Cloud/DSM data to generate 3D building models.
• 3D Model with Photorealistic Textures
• Scalability Blueprint: Provide a workflow chart (and any scripts/code used) that allows us to replicate this process over a much larger project area.
• Compatibility: Deliverables should be ready for web-hosting on a CesiumJS-based platform (3D Tiles/glTF).
Our Tech Stack/Assets:
• Input: RTK-corrected Orthomosaic, DSM, and Point Cloud (.LAS).
• Preferences: We favor Open-Source tools
Deliverables:
1. Cleaned Building Footprints (GeoJSON and SHP).
2. Textured LoD3 Models (3D Tiles or glTF). , ( give an option if the images can be used to automatedly assign to buildings, or generic textures can be used to put-on buildings automatically)
3. A brief technical workflow including code, scripts, tools and document/chart explaining the automated steps.
4. Explainer video how to
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