Vinhlong – Bentre LiDAR project May 2007... Laser acquisition: Project design & GPS basestation... Post-processing: PosPac: Estimated error & RMSE... Quality control 1053 ground control
Trang 2Content
● Technical details of LiDAR projects
● Project workflow & examples from current project
● Applications of LiDAR data
● Q & A
Trang 4Project workflow
Trang 5Vinhlong – Bentre LiDAR project
May 2007
Trang 6Laser acquisition:
Project design & GPS basestation
Trang 7Laser acquisition
Trang 8Post-processing:
REALM: Strip trajectory
Trang 9Post-processing:
PosPac: Estimated error & RMSE
Trang 10Filtering: TerraScan
Trang 11Quality control
1053 ground control points by GPS RTK Preliminary results: RMSE = 0.12 m
Trang 12Outputs: Laser points
Trang 13Outputs:
Laser points with airphoto
Trang 14Outputs:
Laser points with airphoto
Trang 15Applications
● High resolution DEM generation:
Integrated GIS for Mekong delta regional development
Trang 17Applications:
3D model with airphoto
Trang 18Applications:
3D model with airphoto
Trang 19Applications:
3D model with airphoto
Trang 21Thank you for your attention!