Nonlocal Coherent Denoising of RF Data for Ultrasound Elastography

Table 1

Values of chi-square and SSD for reconstructed images..

Scatterer	Chi^2			SSD
	NLM	Gaussian	CODE	NLM	Gaussian	CODE
5/mm^3	9702.33	167.78	95.49	76250.03	2240.55	2119.90
10/mm^3	86361.68	253.65	60.18	7482.55	2242.51	1909.44
15/mm^3	6108.31	294.90	27.63	7961.00	2300.42	1536.20

The ground truth was obtained from a Field II simulation