Fig. 3. Trial 1 biplots of: (A) SHMM2(U/U) = shifted multiplicative model on unscaled data and unconstrained solution; (B) SHMM2U/CSVD) = shifted multiplicative model on unscaled data and a constrained SVD solution; (C) SHMM2(S/U) = shifted multiplicative model on scaled data and unconstrained solution; (D) SHMM2(U/CLS+1) = shifted multiplicative model on unscaled data and a constrained LS solution.