From: Adaptive IIR model identification using chaotic opposition-based whale optimization algorithm
Parameter | Actual value | Estimated value | Â |
---|---|---|---|
 |  | WOA | COWOA |
a0 | 1.00 | 0.9174 | 0.9126 |
a1 | −0.90 | −0.5264 | −0.9126 |
a2 | 0.81 | 0.4543 | 0.6294 |
b1 | −0.04 | −0.0010 | −0.0560 |
b2 | −0.2775 | −0.2797 | −0.0108 |
b3 | 0.2101 | 0 .0030 | 0.0113 |