Research Article

Comparison of Machine Learning Classification Methods for Determining the Geographical Origin of Raw Milk Using Vibrational Spectroscopy

Table 3

Statistical parameters obtained by the SVM and PCA-SVM methods.

Confusion matrix (SVM)ActualSensitivity (%)Specificity (%)% CCR
R1R2R3R4

RawPredictedR122081548.8996.366,97
R202400100100
R32020246.5187.1
R4000810079,52
Detrend polynomial 1R10000069,2369,68
R202400100100
R32402823100100
R4000210069,33
Detrend polynomial 2R10000068,4267,97
R202400100100
R32402825100100
R40000067,53
Confusion matrix (PCA-SVM)ActualSensitivity (%)Specificity (%)% CCR
R1R2R3R4
RawPredictedR12400010098,6898,51
R202400100100
R310282100100
R40002310097,44
Detrend polynomial 1R12400010010098,49
R202400100100
R300283100100
R40002210096,2
Detrend polynomial 2R12400010010099
R202400100100
R300282100100
R40002310097,44