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. Author manuscript; available in PMC: 2016 Oct 31.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2015 Mar;62(3):475–493. doi: 10.1109/TUFFC.2014.006788

Fig. 19.

Fig. 19

Images reconstructed from the experimentally measured phantom data by use of (a) the bent-ray model-based sound speed reconstruction method and (b) the WISE method with a TV penalty with (βTV =1.0×102) after the 200-th iteration. The grayscale window is [1.49,1.57] mm/μs.