Table 1.

Summary statistics from the DTM error analysis after data thinning

		Error statistics (Δz) in meters
Data type		Min	Max	Mean	Stdev	RMSE
D20	submontane	−1.23	2.18	0.33	0.92	0.95
	montane	−1.65	1.86	0.02	1.02	0.99
	ALL	−1.65	2.18	0.19	0.97	0.97
D8	submontane	−2.88	4.51	0.54	1.60	1.65
	montane	−1.07	1.85	0.19	0.90	0.89
	ALL	−2.88	4.51	0.38	1.32	1.35
D4	submontane	−1.72	6.98	1.81	2.45	2.99
	montane	−0.94	2.25	0.30	0.97	0.99
	ALL	−1.72	6.98	1.12	2.04	2.30
D2	submontane	−1.96	14.62	2.36	3.96	4.52
	montane	−1.39	3.33	0.66	1.32	1.44
	ALL	−1.96	14.62	1.59	3.13	3.47
D1	submontane	0.46	14.05	4.42	3.24	5.43
	montane	−0.72	7.49	1.78	2.32	2.87
	ALL	−0.72	14.05	3.21	3.12	4.45