Table 3. Parameters of Gaussian membership functions (center C, left width WL and right width WR) for PPI and Rr, R, k1(k2), m1(m2) coefficients generating the same fuzzy predicates as for the actual values shown on Table 1.
Parameter Value of coefficients | WL,WEAK | CWEAK | WR,WEAK | WL,MODERATE | CMODERATE | WR,MODERATE | WL,STRONG | CSTRONG | WR,STRONG |
---|---|---|---|---|---|---|---|---|---|
PPI | ∞ | 0.0 | 0.32 | 0.09 | 0.5 | 0.09 | 0.32 | 1.0 | ∞ |
Rr | ∞ | −0.42 | 0.4 | 0.15 | 0.29 | 0.15 | 0.4 | 1.0 | ∞ |
R | ∞ | 0.40 | 0.25 | 0.075 | 0.8 | 0.05 | 0.075 | 1.0 | ∞ |
k1(k2) | ∞ | 0.40 | 0.25 | 0.075 | 0.8 | 0.05 | 0.075 | 1.0 | ∞ |
m1(m2) | ∞ | 0.45 | 0.25 | 0.075 | 0.87 | 0.06 | 0.05 | 1.0 | ∞ |