A Dictionary Learning Method with Total Generalized Variation for MRI Reconstruction

Figure 1

(a) The reference image. ((b), (c)) The PSNR and HFEN versus the downsampling factor. ((d), (e), (f)) The reconstruction results under pseudo radial sampling trajectory of DLMRI, SHTGV, and DLTGV. ((g), (h), (i)) The corresponding reconstruction error magnitudes of (d), (e), and (f).

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