Multicomponent MR Image Denoising

Table 3

Comparison of the proposed filter with MGMM and MPVM methods for different noise levels. The original MRMSE of the 4 unprocessed images was supplied for reference purposes. As can be noticed the proposed method was the best for all noise levels.

Noise Std. Dev. (%)	MRMSE
	Noisy	MVPM	MGMM	OMNLM-PCA
1%	2.39	2.45	1.39	1.09
3%	7.18	3.27	3.22	2.47
5%	11.92	5.20	4.65	3.57
7%	16.75	7.79	5.90	4.55
9%	21.50	10.64	6.95	5.79
Average	11.95	5.87	4.42	3.49