Figure 4From: Connected component-based technique for automatic extraction of road centerline in high resolution satellite images Experimental results of proposed methodology. (a) Test image 1, (b) segmented image, (c) result of trivial opening, (d) morphological closed image, (e) result of morphological opening, (f) result of thinning operation, (g) final extracted road map, (h) road map overlapped on image.Back to article page