Nondestructive Detection of Authenticity of Thai Jasmine Rice Using Multispectral Imaging

Figure 4

Three-dimensional score plots of the first three principal components derived from spectral features (a), morphological features (b), and combination of spectral and morphological features (c), respectively. The dots in plots represented Thai jasmine rice (), jasmine sticky rice (O), Simiao rice (□), and Northeast Wuchang rice (×).

(a)

(b)

(c)