Metrohm Vision – Tutorial - Manual (Page 27)

 5 Quantitative Model Development
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 NIRS Vision Tutorial – Operation
Figure 5 Result Sample Selection for quantitative Analysis
1 Math pre-treated spectra 2 Explained Variance
3 Sample location in 3-D
Principal Component
Space 4 Frequency versus Probability
Color Code:
 Dark blue = Training Set;
Samples suitable for calibration development.
 Light blue = Acceptance Set;
Samples suitable for calibration but redundant.
 Red = Rejected;
Samples unsuitable for calibration development.