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