Research on Multifeature Segmentation Method of Remote Sensing Images Based on Graph Theory

Table 2

Segmentation evaluation results over region-based algorithm and boundary-based algorithm.

Segmentation methods	Origin image 1			Origin image 2
	PRI	GCE	VoI	PRI	GCE	VoI
Quadtree	0.8821	0.8737	12.1816	0.9564	0.9564	13.5365
Watershed	0.8797	0.8778	11.8219	0.9542	0.9568	13.2924
Mean shift	0.8818	0.8703	12.0964	0.9377	0.9607	12.9237
Multiresolution	0.8781	0.8741	11.9189	0.9543	0.9568	13.4735
Canny	0.2851	0.2201	5.4241	0.2030	0.1434	6.8397
Sobel	0.1543	0.0563	5.0602	0.0899	0.0427	6.6001
This paper	0.8815	0.8758	12.2234	0.9572	0.9573	13.7379