Quantitative Determination of Sucrose Adulterated in Red Ginseng by Terahertz Time-Domain Spectroscopy (THz-TDS) with Monte Carlo Uninformative Variable Elimination (MCUVE) and Support Vector Regression (SVR)

Figure 7

Correlation statistics between the observed values and predicted values: (a) validation set of PLSR, (b) testing set of PLSR, (c) validation set of SVR, (d) testing set of SVR, (e) validation set of PCA-PLSR, (f) testing set of PCA-PLSR, (g) validation set of PCA-SVR, (h) testing set of PCA-SVR, (i) validation set of MCUVE-PLSR, (j) testing set of MCUVE-PLSR, (k) validation set of MCUVE-SVR, and (l) testing set of MCUVE-SVR.

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