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. Author manuscript; available in PMC: 2012 Mar 1.
Published in final edited form as: IEEE Trans Med Imaging. 2010 Nov 18;30(3):694–706. doi: 10.1109/TMI.2010.2093536

TABLE I.

Computation Time per Outer Iteration of Various Algorithms for the Experiments in Section V

Algorithm Time Taken (in seconds)
(Section V-B) (Section V-C)
AL-P1–4 0.21 0.17
AL-P1–6 0.27 0.22
AL-P1–10 0.35 0.30
AL-P2 0.15 0.12
NCG-1 0.21 0.17
NCG-5 0.30 0.26
MFISTA-1 0.22 0.18
MFISTA-5 0.53 0.43
MFISTA-20 1.51 1.18