The regression coefficient plot (Figure 3) of the PLS model for the FT-NIR data indicates some meaningful bands that are attributable to the starch. The absorption band around 1420 nm corresponded to a combination of O−H first overtone. Another absorption band at 1920 nm related to CONH, which referred to an amide linkage. The absorption bands at 2312 and 2455 nm corresponded to C−H stretching and deformation vibrations, which represent starch content. Figure 4 shows the results of the PCA for the SNV-pretreated FT-NIR spectral data.