This method was applied to two data sets, of which one is a simulation data set, and the other is an NIR data set composed of benzene, toluene, xylene and isooctane.

• 采用了两个样品集:虚拟样品集和配制样品(含苯,甲苯,二甲苯和异辛烷)的近红外光谱集。