Magnetic Resonance Image Denoising Algorithm Based on Cartoon, Texture, and Residual Parts

Table 3

Denoising results of MRI 3 in different ways.

Results	MSE of MRI 3					PSNR of MRI 3
Noise variance	0.01	0.03	0.05	0.07	0.09	0.01	0.03	0.05	0.07	0.09
Wiener filter	85	256	423	583	730	28.85	24.05	21.87	20.48	19.5
Hard threshold	232	311	404	510	618	24.45	23.2	22.07	21.06	20.22
Soft threshold	230	339	393	728	797	24.5	22.81	22.19	19.5	19.11
Proposed	68	167	278	400	530	29.85	25.9	23.7	22.11	20.89