Digital Elevation Model - Methods For Obtaining Elevation Data Used To Create DEMs

Methods For Obtaining Elevation Data Used To Create DEMs

  • LIDAR
  • Stereo photogrammetry from aerial surveys
  • Block adjustment from optical satellite imagery
  • Interferometry from radar data
  • Real Time Kinematic GPS
  • Topographic maps
  • Theodolite or total station
  • Doppler radar
  • Focus variation
  • Inertial surveys
  • Surveying and mapping drones

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