Searched refs:_yi (Results 1 – 1 of 1) sorted by relevance
548 double _yi = (h[3]*Mx + h[4]*My + h[5])*ww; in refine() local549 double err[] = { _xi - m[i].x, _yi - m[i].y }; in refine()555 { 0, 0, 0, Mx*ww, My*ww, ww, -Mx*ww*_yi, -My*ww*_yi } in refine()