Sparse Parallel MRI Based on Accelerated Operator Splitting Schemes

Figure 4

(a)–(c) Reconstruction of data 1 by FBOSS at different iterations when the undersampling factor equals 10. (d)–(f) Absolute error images corresponding to (a)–(c).

(a) Iter. = 1

(b) Iter. = 5

(c) Iter. = 20

(d) Iter. = 1

(e) Iter. = 5

(f) Iter. = 20