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. 2023 Dec 16;12(24):4500. doi: 10.3390/foods12244500

Table 2.

% of correct predictions from the validation sample set (results based on SIMCA classification results).

Model Number Model % of Correct Classification
For 10 Days For 20 Days For 30 Days For 40 Days
M6 PLS-DA (with 1st D, SG, and SNV) 100.0 100.0 100.0 100.0
M7 PLS-DA (with 2nd D, SG, and SNV) 100.0 100.0 100.0 100.0
M4 PLS-DA (with SNV, 1st D, and SG) 100.0 100.0 100.0 91.7
M5 PLS-DA (with SNV, 2nd D, and SG) 100.0 91.7 100.0 100.0
M3 PLS-DA (with SNV) 100.0 83.3 100.0 100.0
M14 PLS-DA (no processing) 100.0 83.3 100.0 100.0
M9 OPLS-DA (with SNV, 1st D, and SG) 100.0 100.0 100.0 100.0
M10 OPLS-DA (with SNV, 2nd D, and SG) 100.0 100.0 100.0 100.0
M11 OPLS-DA (1st D, SG, and SNV) 100.0 100.0 100.0 100.0
M12 OPLS-DA (2nd D, SG, and SNV) 100.0 100.0 91.7 100.0
M8 OPLS-DA (with SNV) 100.0 83.3 100.0 100.0
M13 OPLS-DA (no processing) 91.7 66.7 83.3 91.7