. Author manuscript; available in PMC: 2015 Feb 1.

Published in final edited form as: Magn Reson Imaging. 2013 Oct 19;32(2):150–162. doi: 10.1016/j.mri.2013.10.008

Table 1.

The number of voxels with high (>0.6) and low (<0.3) normalized CNR values before and after noise removal. The corresponding CNR maps are shown in Figures 4 and 5.

	Data set #1		Data set #2		Data set #3
	High CNR (>0.6)	Low CNR (<0.3)	High CNR (>0.6)	Low CNR (<0.3)	High CNR (>0.6)	Low CNR (<0.3)
No processing	77	623	209	254	96	293
Proposed method	72	779	221	309	100	300
Adaptive filtering	63	757	183	303	87	280