Table 11 Optimal parameters achieved by COWOA and other meta-heuristic algorithms for simulation instance6
From: Adaptive IIR model identification using chaotic opposition-based whale optimization algorithm
Parameter | Actual value | Estimated value | |
|---|---|---|---|
WOA | COWOA | ||
a0 | 0.1084 | 0.1069 | 0.1499 |
a1 | 0.5419 | 0.3978 | 0.4792 |
a2 | 1.0837 | 0.5828 | 0.0386 |
a3 | 1.0837 | 0.0008 | 0.1037 |
a4 | 0.5419 | 0.0077 | 0.2877 |
b1 | −0.9853 | −0.0026 | −0.3765 |
b2 | −0.9738 | −0.0203 | −0.0725 |
b3 | −0.3864 | −0.0111 | −0.0045 |
b4 | −0.0113 | −0.0017 | −0.0561 |