/**
 \defgroup ITKImageStatistics Module ITKImageStatistics 
 This module contains classes that compute statistics on
images, or use those statistics to perform image operations. In particular you
will find here: how to calculate image moments, minimum maximum values,
projections, principal components analysis (PCA) for shape modeling,
computation of label statistics and image accumulation. 
 \par Dependencies:
 \li \ref ITKImageCompose 
 \li \ref ITKImageFilterBase 
 \li \ref ITKSpatialObjects 
 \li \ref ITKTransform 
 \dot 
 graph "ITKImageStatistics" { 
 "ITKImageStatistics" -- "ITKImageCompose"; 
 "ITKImageStatistics" -- "ITKImageFilterBase"; 
 "ITKImageStatistics" -- "ITKSpatialObjects"; 
 "ITKImageStatistics" -- "ITKTransform"; 
 } 
 \enddot 
 */