Research Article
Comparing Estimation Methods for the FPLD
Table 4
Simulation results.
| Method | Index | | | | | | |
| NLS | MRB | 30 | 0.0049 | 0.5616 | | 0.3627 | 0.3382 | | | 60 | | 0.1994 | 0.0037 | | | | | 120 | 0.0004 | 0.0789 | | | | | | 250 | 0.0014 | 0.0342 | | | | | | 500 | | 0.0176 | 0.0027 | | 0.0035 |
| OD | | 30 | 0.0033 | 0.5080 | | | | | | 60 | | 0.1782 | 0.0140 | | | | | 120 | 0.0004 | 0.0636 | | | | | | 250 | | 0.0190 | 0.0055 | | | | | 500 | 0.0021 | 0.0035 | | | |
| DLA | | 30 | 0.0083 | 0.5739 | | | | | | 60 | | 0.2045 | 0.0020 | | | | | 120 | 0.0072 | 0.0702 | | | | | | 250 | 0.0058 | 0.0280 | | | | | | 500 | 0.0008 | 0.0111 | | | |
| NLS | RMSE | 30 | 0.8814 | 2.1470 | 0.7079 | 0.7572 | 0.7578 | | | 60 | 0.6729 | 0.9853 | 0.5984 | 0.4033 | 0.4026 | | | 120 | 0.4728 | 0.3686 | 0.4602 | 0.2140 | 0.2128 | | | 250 | 0.3225 | 0.1567 | 0.3340 | 0.1300 | 0.1310 | | | 500 | 0.2208 | 0.1004 | 0.2369 | 0.0879 | 0.0875 |
| OD | | 30 | 0.8610 | 2.1256 | 0.7446 | 0.8617 | 0.8664 | | | 60 | 0.7257 | 0.9355 | 0.6628 | 0.5121 | 0.5104 | | | 120 | 0.5290 | 0.3262 | 0.5226 | 0.2832 | 0.2823 | | | 250 | 0.3567 | 0.1630 | 0.3765 | 0.1636 | 0.1630 | | | 500 | 0.2410 | 0.1013 | 0.2630 | 0.1027 | 0.1029 |
| DLA | | 30 | 0.8733 | 2.1730 | 0.7405 | 0.8594 | 0.8580 | | | 60 | 0.7040 | 1.0139 | 0.6358 | 0.4775 | 0.4784 | | | 120 | 0.5058 | 0.3063 | 0.4951 | 0.2412 | 0.2426 | | | 250 | 0.3378 | 0.1606 | 0.3537 | 0.1447 | 0.1455 | | | 500 | 0.2314 | 0.1011 | 0.2497 | 0.0944 | 0.0946 |
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