xM y8xyMxy1WeseekadenseeldG overimagecoordinates 22constrainedsuchthatGpGp8p2 Mp1andminimizestheenergyargminGZZ 5GG2stGj Gj 1ie4G0over stGj Gj forwhichadiscr ID: 169838
x=M y;8x;yM(x;y)=1.WeseekadenseeldG overimagecoordinates 22constrainedsuchthatG(p)=G(p);8p2 M(p)=1