thanku matt. this is what i wanted.. but it is not fine for the z-direction... when i increased the spacing in all direction.. z-direction is getting shrunk... -- View this message in context: http://itk-users.7.n7.nabble.com/Re-ITK-users-rescaling-of-volume-tp34886p34901.html Sent from the ITK - Users mailing list archive at Nabble.com.