Image Edge Detection Based on Gaussian Mixture Model in Nonsubsampled Contourlet Domain

Table 3

MSE of the different detection methods.

Image	Sobel MSE	Canny MSE	CNN MSE	NSCT	Wavelet MSE	Proposed method MSE
Barbara	0.64891	0.4351	0.2574	0.7859	0.5874	0.1989
Boat	0.5945	0.3946	0.2415	0.6845	0.6842	0.1826
Lenna	0.84657	0.5874	0.4059	0.7548	0.3897	0.2834