Change Detection and Feature Extraction of Debris-Flow Initiation by Rock-Slope Failure Using Point Cloud Processing

Table 3

Information of plane detection.

Joint sets	Plane	Point number	Trend ( ̊)	Plunge ( ̊)	Trend ( ̊)		Plunge ( ̊)		Trend angular deviation
					RANSAC	Field	RANSAC	Field
1	1	562,308	217	70	231	80	223	82	2.5550
	2	282,536	234	81					12.2785
	3	105,497	242	89					5.3921
2	4	367,858	158	68	155	147	75	72	7.0292
	5	376,927	153	76					12.0665
	6	59,363	154	72					17.4691
3	7	237,004	249	19	233	330	23	22	22.9368
	8	258,733	230	23					34.3245
	9	101,392	230	26					26.6021