Using Quadtrees for Energy Minimization Via Graph Cuts.

Cristina Nader Vasconcelos Asla Medeiros Sá Paulo Cezar Pinto Carvalho Marcelo Gattass Using Quadtrees for Energy Minimization Via Graph Cuts. 71-80 2007 VMV conf/vmv/2007 db/conf/vmv/vmv2007.html#VasconcelosSCG07