. Author manuscript; available in PMC: 2011 Aug 10.

Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2010 Dec;57(12):2828–2832. doi: 10.1109/TUFFC.2010.1756

TABLE II.

Statistical Properties of the Quantitative Ultrasound Image Enhanced by Effective Scatterer Diameter Using Different Methods^* for the Images Shown in Fig. 3.

	μ_B	μ_L	σ_B	σ_L	CNR
B-mode	157.65	160.52	1764.74	1779.18	0.0482
Method I	128.44	88.93	244.30	591.97	1.37
Method II	131.37	94.87	275.30	529.39	1.31
Method III	115.19	67.90	330.48	322.68	1.85

Methods I, II, and III refer to non-Welch method with rectangular window, conventional Welch method, and the new method, respectively.