Mapping at the Speed of Flight

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Processing Overview • DEM generation from laser points – Handling large data sets • Rectify individual image frames – Corrects for • Sensor platform orientation • Relief displacement • Lens distortion Digital Imagery raw format Image Manipulation Standard Tiff Images • Combine rectified images into mosaic – Color balancing and Automated seams • Tiling – Efficient file management and speed GPS Event Markers exposure stations Acquisition System Raw Data Lab Alignment Coarse Geo-Referencing Fine Alignment Fine Geo-Referencing Differential Rectification Mosaicking GPS/INS flight trajectory Laser Data XYZ Points Points Gridding DEM Generation
Processing Overview (cont) Non Rectified Image DEM Rectified Image Mosaic Tiff/Geotiff Tiff/ Geotiff image format utilized
Page 1 and 2: DORIS … Aerial Mapping at the Spe
Page 3 and 4: Photogrammetry … The New Trend
Page 5 and 6: DORIS System … Airborne imaging s
Page 7 and 8: DORISys GeoCam … • Kodak 4096x4
Page 9 and 10: Camera Geomatric Calibration • Ta
Page 11: DORIS Information Flow • Real-tim
Page 15 and 16: Quick Processing • Why? - Same da
Page 17 and 18: DORIS Advantage (cont.) • Turn-Ar
Page 19 and 20: Quick Mosaic: Haynes Creek 20,000 h
Page 21 and 22: Accuracy Assessment • LiDAR • F
Page 23 and 24: LiDAR Accuracy Assessment (cont.)
Page 25 and 26: Accuracy Assessment: Millwoods Mosa
Page 27 and 28: DORIS ImageMap Applications • Kin

Mapping at the Speed of Flight

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