Table 4.

Accuracy evaluation using different ε values for airborne laser scanning data using X, Y, Z, R, G, B fields.

Test	ε	Correct Detection	Under-Segmentation	Over-Segmentation	Missed	Accuracy
T1	0.07	157	53	73	50	47%
T2	0.08	178	58	58	39	53%
T3	0.09	236	27	48	22	71%
T4	0.097	247	24	43	19	74%
T5	0.10	236	25	40	32	71%
T6	0.11	192	65	25	51	58%
T7	0.12	173	90	8	62	52%