Multirotor UAV-Based Photogrammetric Mapping for Road Design

Table 2

Analysis on disparity between conventional and UAV coordinates.

CPs	X(m)	Y(m)	Z(m)	X^2(m)	Y^2(m)	Z^2(m)
CP1	-0.371	-0.548	-0.693	0.138	0.300	0.480
CP2	0.151	0.163	-0.156	0.023	0.027	0.024
CP3	0.316	0.471	0.676	0.100	0.222	0.457
CP4	0.125	0.262	0.290	0.016	0.069	0.084
CP5	0.047	-0.062	-0.399	0.002	0.004	0.159
CP6	-0.030	-0.057	-0.500	0.001	0.003	0.250
CP7	0.029	-0.099	-0.116	0.001	0.010	0.013
CP8	0.048	-0.140	0.094	0.002	0.020	0.009
CP9	-0.069	-0.155	-0.349	0.005	0.024	0.122
CP10	-0.194	-0.190	-0.739	0.038	0.036	0.546
CP11	-0.013	-0.005	-0.240	0.000	0.000	0.058
CP12	-0.028	0.019	0.798	0.001	0.000	0.637
CP13	0.049	0.071	0.553	0.002	0.005	0.306
CP14	0.088	0.090	0.267	0.008	0.008	0.071
RMSE (m)				0.155	0.228	0.479