Research Article

Enclosed Laplacian Operator of Nonlinear Anisotropic Diffusion to Preserve Singularities and Delete Isolated Points in Image Smoothing

Figure 3

Smoothing results for different schemes.
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(a) Original image
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(b) Noisy image
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(c) PM method results
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(d) Shock filter results
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(e) Coherence filter results
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(f) ELONAD results