<div dir="ltr"><div><div>Hello,<br><br></div>What is the purpose of <a href="http://www.itk.org/Doxygen/html/classitk_1_1ImageRegionIteratorWithIndex.html">ImageRegionIteratorWithIndex</a>? I didn't get the whole point from the documentation. Can you kindly just clarify it a bit?<br><br></div>Thanks.<br></div>