Table 2.

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

Test	ε	Correct Detection	Under-Segmentation	Over-Segmentation	Missed	Accuracy
T1	0.6	149	40	81	63	45%
T2	0.7	176	36	65	56	53%
T3	0.8	233	17	36	47	70%
T4	0.8114	251	21	15	46	75%
T5	0.9	201	33	36	63	60%
T6	1.0	210	29	26	68	63%
T7	1.1	182	51	7	93	55%