used   segmentation   different   flow   fusion   link   diffusion   optical   image   optical-flow   images   case   paper   \big   spatial   with   variational   while   shows   where   also   here   been   using   have   more   which   code   disparity   from   vision   scheme   representation   function   based   below   this   \psi   related   methods   results   method   other   that   error   machine   stereo   scene   information   model   JoelLipman.Com