Accurate Sparse-Projection Image Reconstruction via Nonlocal TV Regularization

Figure 3

Reconstruction results of chest image by different methods. (a) Original, (b) FBP, (c) EM, (d) ASD-POCS, (e) NLTV, and (f) zoomed parts of original image, ASD-POCS, and NLTV. First row is original images, the second row is ASD-POCS results, and the third row is NLTV results.

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