Research on Grading Detection of the Wheat Seeds

Table 2

Importance value.

Importance value	Meaning
1	Compared to the two elements, they are equally important
3	Compared to the two elements, the former is slightly more important than the latter
4	Compared to the two elements, the former is obviously more important than the latter
7	Compared to the two elements, the former is strongly more important than the latter
9	Compared to the two elements, the former is extremely more important than the latter
2, 4, 6, 8	They represent the middle values of the above judgments
Reciprocal	If the importance ration of 𝐼 and 𝐽 is 𝑎𝑖𝑗, the importance ration of 𝐽 and 𝐼 is 𝑎𝑗𝑖=1/𝑎𝑖𝑗