Table V.

Means, standard deviations, and root-mean-square errors (RMSE) for parameter estimates from simulations with SNR = 40 dB based on parameter values reported by Anderson et al. (2010) for data on human femur.

		Mean ± Std. Deviation (RMSE)
Frequency (MHz)	0.5
Frequency Analysis Range (MHz) (flow − fhigh)	0.2 – 0.8
Separation (theory)	0.56
Separation (numerical)	0.65
Thickness (mm)	16.8
Afast	0.82	0.85 ± 0.09 (0.09)
Aslow	0.23	0.24 ± 0.01 (0.01)
βfast (dB/cmMHz)	42.8	43.2 ± 1.6 (1.7)
βslow (dB/cmMHz)	5.2	5.5 ± 0.3 (0.4)
vfast (ω0) (m/s)	2036	2037 ± 4 (4)
vslow (ω0) (m/s)	1511	1511 ± 1 (1)