Fig. 4From: Application of machine learning assisted multi-variate UV spectrophotometric models augmented by kennard stone clustering algorithm for quantifying recently approved nasal spray combination of mometasone and olopatadine along with two genotoxic impurities: comprehensive sustainability assessmentRMSECV plot of the calibration set as a function of the optimum LVs for the (a) PCR, (b) PLS, and (c) GA-PLS modelsBack to article page