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Figure 3: Simulated T1-weighted magnetic resonance image with Rician noise. (a) Original image. (b) 10% noisy image. (c) Recursive version of linear minimum mean square error estimator. (d) Recursive version of signal-to-noise ratio-based nonlocal linear minimum mean square error estimator. (e) Linear minimum mean square error estimator. (f) Proposed with total variation. (g) Proposed with anisotropic diffusion. (h) Proposed with complex diffusion

Figure 3: Simulated T1-weighted magnetic resonance image with Rician noise. (a) Original image. (b) 10% noisy image. (c) Recursive version of linear minimum mean square error estimator. (d) Recursive version of signal-to-noise ratio-based nonlocal linear minimum mean square error estimator. (e) Linear minimum mean square error estimator. (f) Proposed with total variation. (g) Proposed with anisotropic diffusion. (h) Proposed with complex diffusion