ALS refinement using TLS or MLS data for highway expansion and reconstruction egineering
Generated Pose Graph (Red: ALS block, Green: TLS station, Blue: MLS block, Yellow: BPLS block, Cyan: Adjacent Smooth Edge, Purple: Overlapping Registration Edge)
ALS correction result: (a) Before optimization (b) After optimization
Multi-template point cloud data fusion result (a) TLS (b) TLS+BPLS (c)TLS+BPLS+MLS (d)TLS+BPLS+MLS+ALS