Skip to main content
. Author manuscript; available in PMC: 2018 May 1.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2017 Mar 14;64(5):811–825. doi: 10.1109/TUFFC.2017.2682061

Fig. 2.

Fig. 2

Sound speed distribution of (a) the numerical breast phantom and (b) the low-contrast two bar phantom employed in the bias-variance analysis, given in units of mm/μs.