Rapid Identification of Atmospheric Gaseous Pollutants Using Fourier-Transform Infrared Spectroscopy Combined with Independent Component Analysis

Table 4

Identification results of separated spectra.

	Group 1					Group 2
Separated spectrum	1	2	3	4	5	1	2	3	4	5
Possible gas	C8H10; o-xylene	CH4; Methane	C7H8; Toluene	C8H10; p-xylene	C6H14; n-hexane	CH4; Methane	C8H10; p-xylene	C6H14; n-hexane	C8H10; o-xylene	C7H8; Toluene
Correlated coefficient	0.9331	0.9644	0.9199	-0.8123	0.9161	0.9752	0.9562	0.8151	0.8856	0.7482