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. Author manuscript; available in PMC: 2019 Nov 1.

Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2018 Sep 12;65(11):2042–2053. doi: 10.1109/TUFFC.2018.2869810

TABLE VI.

The STD and bias in the Layered Phantom with Uniform Backscatter experiment. In each layer, the smallest values are highlighted in bold font.

	Layer 1		Layer 2		Layer 3
	LSq	DP	LSq	DP	LSq	DP
STD
α (dB/cm-MHz)	0.059	0.001	0.038	0.014	0.069	0.035
b (1/cm-sr-MHzⁿ)	8.423e-07	7.132e-09	8.979e-07	1.697e-08	5.774e-06	1.471e-07
n	0.323	0.021	0.400	0.014	0.842	0.081
Bias
α (dB/cm-MHz)	0.022	0.009	0.028	0.004	0.091	0.028
b (1/cm-sr-MHzⁿ)	1.272e-06	3.441e-07	4.155e-07	1.242e-06	5.527e-06	5.036e-07
n	0.117	0.062	0.188	0.320	0.290	0.0139