Aerial Imagery

Being one of the pioneers of digital photogrammetry the GTA team has been engaged in the development and application of modern system solutions in the areas of photogrammetry and geoinformatics since the early 1990s. Our research and practical work is always application-oriented and assures results of the highest international level for our customers.

We are your reliable partner for

  • Planning and accomplishment of image and measurement flights
  • Aerotriangulation
  • Production of digital orthophotos
  • Digital Terrain Models
  • Interpretation of aerial imagery
  • ScanService with the precision scanner Leica DSW 700

90% Recognition Rate Modeling the State of North Rhine Westphalia in LOD2

A project to produce a complete dataset of building models in LOD2 for the State of North Rhine Westphalia, has been completed for Geobasis NRW (district government Cologne) together with our partner M.O.S.S. Computer Grafik Systeme GmbH. The data were produced fully automatically with novaFACTORY 3D Pro and tridicon® CityModeller. The completed LOD2 data were accepted in the desired quality and with a recognition rate of 90%.


Our expertise for your projects

We gladly advise you project-specific and customer-oriented. Ask for a quote for your project without any obligation. Write us an email