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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2017 Aug 3;64(9):1305–1317. doi: 10.1109/TUFFC.2017.2735381

Fig. 3.

Fig. 3

Estimation of PWV in 3-D. a) illustration of the top wall grid overlaid onto the anterior wall cross-sectional and longitudinal section views b), c), d) different views of the 3-D spatio-temporal map e) Estimated 50% upstroke markers and corresponding plane fit. The estimated PWV value is shown in the upper left corner.