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. Author manuscript; available in PMC: 2010 Oct 1.
Published in final edited form as: Neuroimage. 2009 Apr 14;47(4):1341–1351. doi: 10.1016/j.neuroimage.2009.04.024

Figure 1.

Figure 1

Implicit reference group-wise (IRG) registration method framework. Transformations hiR from each image to an implicit space are estimated; the transformation hij between every pair of images is obtained by concatenating transformations, hij(x)=hiR(hjR−1(x)).