From: A modified particle swarm optimization algorithm for parameter estimation of a biological system
True parameters | α i | g i1 | g i2 | g i3 | g i4 | β i | h i1 | h i2 | h i3 | h i4 | RMSE |
---|---|---|---|---|---|---|---|---|---|---|---|
SA noise free measurement | 0.7471 | ||||||||||
x 1 | 21.6611 | 0 | 0 | −0.1552 | 0 | 10.65 | 1.1561 | 0 | 0 | 0 | |
x 2 | 8.6545 | 1.1575 | 0 | 0 | 0 | 3.629 | 0 | 1.4052 | 0 | 0 | |
x 3 | 3.6379 | 0 | 1.4034 | 0 | 0 | 3.6475 | 0 | 0 | 1.1439 | 0.8504 | |
x 4 | 1.6503 | 1.1432 | 0 | 0 | 0 | 6.6653 | 0 | 0 | 0 | 1.4568 | |
SA noisy measurement with SNR 20 | 0.9762 | ||||||||||
x 1 | 18.8551 | 0 | 0 | 0.05911 | 0 | 9.8271 | 1.3714 | 0 | 0 | 0 | |
x 2 | 8.8778 | 1.3444 | 0 | 0 | 0 | 4.8634 | 0 | 1.5988 | 0 | 0 | |
x 3 | 3.8245 | 0 | 1.6078 | 0 | 0 | 5.8395 | 0 | 0 | 1.3836 | 1.0416 | |
x 4 | 2.8509 | 1.3273 | 0 | 0 | 0 | 6.8551 | 0 | 0 | 0 | 1.6388 |