Defuzzification
Bisector of Area Defuzzification: Vertical line dividing fuzzy set area equally
van Leekwijck, W., Kerre, E.E. · 1999
Strengths
- •Robust to outliers in MF shape
- •Unique output
- •Median interpretation
Limitations
- •Requires solving a nonlinear equation for general MFs
- •Less intuitive than centroid
Method assistant
Grounded explanations: it explains the method, it does not compute.
Assumptions to verify
- •Input is a valid TFN or trapezoidal FN
When not to use
- •Symmetric TFNs (use centroid/MOM: same result, simpler)
How to cite
van Leekwijck, W.; Kerre, E.E. (1999). Defuzzification: criteria and classification. Fuzzy Sets and Systems. https://doi.org/10.1016/S0165-0114(97)00337-0