Journals
Publish with us
Publishing partnerships
About us
Blog
Mathematical Problems in Engineering
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Mathematical Problems in Engineering
/
2021
/
Article
/
Fig 5
/
Research Article
Fuzzy Knowledge Distance with Three-Layer Perspectives in Neighborhood System
Figure 5
Explanation of NGSD and FNGSD in the view of equivalence relation.