Denoising Method for MRI Images Using Modified BM3D Filter with Complex Network and Artificial Neural Networks

Table 5

SSIM comparison with other previous studies.

Paper	Denoise method	Noise	SSIM
Chang et al. 2019 [8]	Bilateral filter + proposed model	Gauss 1%	0.983
Tripathi et al. 2020 [9]	CNN	Rician 1%	0.987
Moreno López et al. 2021 [10]	Unsupervised learning	Standard deviation of the noise with σ = 50	0.8977
Wang et al. 2022 [11]	Nonlocal structural similarity and low-rank sparse representation	Rician 4%	0.976
Kollem et al. 2023 [14]	Diffusivity function	—	0.99645
This paper	BM3D + proposed model	Gauss 50%	0.998