Explicit Filtering Based Low-Dose Differential Phase Reconstruction Algorithm with the Grating Interferometry

Figure 4

The reconstruction results. (a) The phantom; (b) the result of FBP with 180 views, MSE = ; (c) the result of DART with 180 views, 500 iterations, MSE = ; (d) the result of FBP with 10 views, MSE = ; (e) the result of DART with 10 views, 2000 iterations, MSE = ; (f) the result of DART_TV with 10 views, 2000 iterations, MSE = ; (g) the result of the proposed algorithm with 10 views, 2000 iterations, MSE = ; (h) the profiles of the line of (a), (f), and (g).

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