Research Article

Research on the Optimization Model of the Abrasive Blocks Using Weighted Case-Based Reasoning

Table 1

The scale definition of the comparative judgment matrix.

ScaleMeaning

1Indicates that index i is of the same importance as index j
3Indicates that index i is slightly more important than index j
5Indicates that index i is moderately more important than index j
7Indicates that index i is substantially more important than index j
9Indicates that index i is very strongly more important than index j
2, 4, 6, 8Represents the median value of the above adjacent evaluations