Skip to main content
. Author manuscript; available in PMC: 2011 Jan 10.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2010 Nov;57(11):2437–2449. doi: 10.1109/TUFFC.2010.1710

Fig. 2.

Fig. 2

Regions of interest used to compute contrast to noise ratio (CNR) from elastograms. The target region, t was used along with a background region that was centered at either 20 mm in depth, b1, or centered at 40 mm in depth, b2. Regions of interest were approximately 5 mm in diameter.