Journal of Analytical Methods in Chemistry / 2014 / Article / Tab 7

Research Article

Global Clustering Quality Coefficient Assessing the Efficiency of PCA Class Assignment

Table 7

Predictive power assessed by quadratic discriminant analysis (QDA).

Classification rate
(%)
Correct classification rate (%)M correct classification rate
(%)
T correct classification rate
(%)
N correct classification rate
(%)

Unprocessed
spectra
94.1284.2766.6685.7187.02
preprocessed spectra 10085.5395.2310083.20
preprocessed spectra10084.9010010081.67
preprocessed spectra10089.9310010087.78