Nondestructive Detection of Authenticity of Thai Jasmine Rice Using Multispectral Imaging
Table 1
Analysis of imaging features for four different varieties of rice.
Variety
Area/mm2
Length/width
Roundness/mm
L
a
b
Thai jasmine rice
3.07 ± 0.34 b
12.78 ± 1.10 a
2.57 ± 0.27 b
67.18 ± 1.50 b
−0.25 ± 0.14 b
−4.55 ± 1.13 a
Jasmine sticky rice
3.48 ± 0.27 a
12.34 ± 0.83 b
2.76 ± 0.25 a
67.19 ± 0.98 b
−0.27 ± 0.12 b
−4.57 ± 1.09 a
Simiao rice
3.06 ± 0.24 b
12.54 ± 1.21 b
2.54 ± 0.22 b
67.61 ± 1.90 a
−0.14 ± 0.13 a
−4.60 ± 1.05 b
Northeast Wuchang rice
2.80 ± 0.14 c
12.20 ± 0.95 c
2.29 ± 0.19 c
67.61 ± 2.03 a
−0.26 ± 0.15 b
−5.33 ± 1.13 c
Data correspond to the means ± standard error of two hundred rice samples. Different small letters in the same column indicate significant difference among different varieties of rice samples .
