Learned Shrinkage Approach for Low-Dose Reconstruction in Computed Tomography

<table>Absolute-valued differences between the reconstructions and the reference image. Darker shade corresponds to a larger error. Left to right, upper to lower: FBP, PWLS, ATM, and our method (stage II).</table>

International Journal of Biomedical Imaging

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Figure 8

Figure 8: Learned Shrinkage Approach for Low-Dose Reconstruction in Computed Tomography 