Positive Branch1:CNN+SPP-Net F(P) Anchor Negative Share Weights Branch2: CNN+SPP-Net F(A) Share Weights Branch3: CNN+SPP-Net F(N) Improved Triplet Loss FiguFriegu8r.eT8h.eThcoencostnrsutrcuticotinonofofththeeTTrripiplleett SSppaattiiaallPPyyrraammididPoPooloinlginNgeNtweotwrko(rTkSP...