NUFFT-Based Iterative Image Reconstruction via Alternating Direction Total Variation Minimization for Sparse-View CT

Figure 4

The image profile in Figure 1 shows (a) vertical profiles along the center of the SART-TV result, (b) horizontal profiles along the center of the SART-TV result, (c) vertical profiles along the center of the ADTVM result, and (d) horizontal profiles along the center of the ADTVM result. (e) Vertical profiles along the center of the NUFFT-ADM result and (f) horizontal profiles along the center of the NUFFT-ADM result.

(a) SART-TV of the vertical rows

(b) SART-TV of the horizontal rows

(c) ADTVM of the vertical rows

(d) ADTVM of the horizontal rows

(e) New method of the vertical rows

(f) New method of the horizontal rows