City modeling creates digital representations of urban environments — from individual buildings to entire metropolitan areas — enabling planning, simulation, and management at scale.
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City & Satellite Solutions
Explore large-scale urban modeling and satellite-based 3D reconstruction solutions, from city-scale capture to digital twins for regional projects. Learn how Get3D handles the full pipeline from data acquisition to deliverable.
City Modeling
7 articles01
What is City Modeling?
02
Get3D City Modeling Solution
How to choose a 3D city modeling platform — evaluating data capture, processing scalability, output quality, and deployment readiness, with Get3D's end-to-end ecosystem covering all four areas.
03
Get3D Mapper Advantages
Get3D Mapper's six strategic advantages for city-scale 3D reconstruction — from robust aerial triangulation to real-time quality monitoring, engineered specifically for large-scale urban projects.
04
3D Model Formats Explained
A practical comparison of OBJ, FBX, glTF, 3D Tiles, and OSGB — what each format stores, when to use it, and how to choose the right one for your 3D geospatial workflow from capture to web delivery.
05
A Practical Guide to a Free and Useful 3D Viewer
Choose a desktop viewer for 3D models, LAS point clouds, vectors, and imagery, with practical capabilities for inspection, measurement, analysis, and project presentation.
06
Keeping City-Scale 3D Models Fresh
Build an update program for a living city model using change zones, revisit cadences, change detection, versioning, and targeted recapture instead of costly full-city rebuilds.
07
City Modeling Case Studies
Explore real city-scale 3D reconstruction projects, including large-area aerial triangulation and measurable delivery outcomes across practical urban applications.
Satellite Solutions
4 articles01
What is Satellite 3D Reconstruction?
Satellite-based 3D reconstruction uses stereo or multi-angle satellite imagery to generate terrain models, building footprints, and textured meshes over vast areas — ideal for regional planning.
02
Get3D Mapper-SAT
Mapper-SAT extends the Get3D pipeline to satellite imagery — supporting multiple satellite constellations and delivering orthophotos, DEMs, and 3D meshes from space-based data sources.
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Satellite Data Sources
A practical guide to the major satellite imagery providers — resolution, revisit frequency, spectral bands, and licensing — to help you select the right data for your 3D reconstruction project.
04
Satellite vs Drone vs Aerial Photogrammetry
Comparing satellite imagery, drone (UAV) photogrammetry, and manned aerial photogrammetry across resolution, coverage, cost, and operational complexity — with recommendations for different project scales.