Research Article
Data Filtering Based Recursive Least Squares Algorithm for Two-Input Single-Output Systems with Moving Average Noises
Table 2
The parameter estimates and their errors (
,
).
| Algorithms | | | | | | | | | (%)
|
| F-RLS | 100 | 0.48293 | 0.79642 | 0.41760 | 0.30069 | 0.49608 | 0.58878 | −0.40118 | 1.99087 | 200 | 0.51101 | 0.81127 | 0.40743 | 0.30352 | 0.50298 | 0.61790 | −0.37052 | 2.81593 | 500 | 0.50157 | 0.81012 | 0.40710 | 0.29963 | 0.50121 | 0.61021 | −0.39941 | 1.17016 | 1000 | 0.49914 | 0.80525 | 0.40512 | 0.29771 | 0.50204 | 0.60182 | −0.38316 | 1.35563 | 2000 | 0.50007 | 0.80429 | 0.40469 | 0.29566 | 0.49964 | 0.60499 | −0.39422 | 0.78466 | 3000 | 0.49969 | 0.80258 | 0.40296 | 0.29869 | 0.49998 | 0.60404 | −0.40137 | 0.43055 |
| RELS | 100 | 0.51462 | 0.82354 | 0.41087 | 0.30152 | 0.48869 | 0.64030 | −0.14920 | 18.69550 | 200 | 0.51683 | 0.81951 | 0.40067 | 0.29934 | 0.49279 | 0.63819 | −0.18953 | 15.98366 | 500 | 0.50478 | 0.81270 | 0.40486 | 0.29674 | 0.49758 | 0.61544 | −0.33064 | 5.07263 | 1000 | 0.50338 | 0.80708 | 0.40371 | 0.29683 | 0.50111 | 0.60612 | −0.34207 | 4.35710 | 2000 | 0.50298 | 0.80552 | 0.40417 | 0.29637 | 0.49871 | 0.60680 | −0.37711 | 1.81881 | 3000 | 0.50223 | 0.80344 | 0.40231 | 0.29826 | 0.49969 | 0.60581 | −0.38867 | 0.98907 |
| True values | 0.50000 | 0.80000 | 0.40000 | 0.30000 | 0.50000 | 0.60000 | −0.40000 | |
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