Improved Routing Protocol Based on Multiobjective Optimization in Industrial Robot Networks

Table 1

1–9 proportional scale method and its meaning.

Scale	Meaning
1	Both elements have the same importance
3	The former is a little more important than the latter
5	The former is more important than the latter
7	The former is obviously more important than the latter
9	The former is absolute important than the latter
2, 4, 6, 8	Represents the intermediate value of the above adjacent judgment
1/n	If the importance ratio of element i to element j is n, the importance ratio of element j to element i is 1/n