Research Article

A Novel Adaptive Probabilistic Nonlinear Denoising Approach for Enhancing PET Data Sinogram

Figure 5

Mean of the filtered sinograms (left column). Absolute difference between the mean of the filtered sinograms and the noise-free image (right column).
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(a) AMPCM
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(b) AD-AMPCM
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(c) PSS
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(d) AD-PSS
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(e) P-M
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(f) AD-PM