A Multiplicative Noise Removal Approach Based on Partial Differential Equation Model

Figure 3

Detail of restoring noisy Elaine image (512 × 512) with different filters. (a) Original image; (b) noisy image, PSNR = 20.0742; (c) median, PSNR = 26.4554; (d) averaging, PSNR = 27.6876; (e) wiener, PSNR = 26.7866; (f) TVM, PSNR = 30.0919.

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