Qihua Lin

US Patent:

20080298659, Dec 4, 2008

Filed:

May 31, 2007

Appl. No.:

11/756454

Inventors:

Jeffrey S. Spence - Forney TX, US
Patrick S. Carmack - Dallas TX, US
Qihua Lin - Irving TX, US
Richard F. Gunst - Dallas TX, US
William R. Schucany - Dallas TX, US
Robert W. Haley - Dallas TX, US

International Classification:

G06K 9/00

US Classification:

382131

Abstract:

Systems and methods for processing medical image data with increased sensitivity to facilitate comparisons among groups of subjects are disclosed herein. In one embodiment, a method comprises receiving a first three-dimensional image comprising a plurality of voxels, reducing a regional trend within the three-dimensional image, computing a semivariogram for a region of interest, defining at least one block of spatially correlated voxels, calculating voxel weights for each voxel within the at least one block, and determining a block average count and variance for the at least one block.