Journal of Analytical Methods in Chemistry / 2014 / Article / Tab 1

Research Article

Global Clustering Quality Coefficient Assessing the Efficiency of PCA Class Assignment

Table 1

Distance between the centers of the M, T, and N clusters and perimeter.

ClusterMTNPerimeter ()

Scores associated with the unprocessed spectra
M3,97213,771910,3115
T3,97212,5675
N3,77192,5675

Scores associated with the spectra preprocessed with the selective amplifier
M7,10516,770419,4517
T7,10515,5762
N6,77045,5762

Scores associated with the spectra preprocessed with the selective amplifier
M14,899113,489743,1363
T14,899114,7475
N13,489714,7475

Scores associated with the spectra preprocessed with the
amplifying selector
M5,00303,981515,2936
T5,00306,3091
N3,98156,3091