Computational and Mathematical Methods in Medicine / 2013 / Article / Fig 2

Research Article

Improving Spatial Adaptivity of Nonlocal Means in Low-Dosed CT Imaging Using Pointwise Fractal Dimension

Figure 2

Noisy test images and reconstructed images.
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(a) Noisy image with
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(b) Reconstructed image from (a) using NLMs
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(c) Reconstructed image from (a) using PWBCD-NLMs
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(d) Noisy image with
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(e) Reconstructed image from (d) using NLMs
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(f) Reconstructed image from (d) using PWBCD-NLMs