Research Article

Twin Support Vector Machine Method for Identification of Wiener Models

Table 6

SVR: root mean square errors between true and estimated output in Example 2 for test data set using various filter poles and filter orders. The other hyperparameters were fixed as = , = , and .

RMSE CPU time

0.1
1
100
1 0.4533 33.3899
2 0.4291 27.5467
3 0.3944 29.6294
4 0.3655 27.5746
5 0.3074 29.2262
6 0.2651 32.6605
7 0.2318 29.8089
8 0.1926 31.2993
9 0.1498 27.3892
10 0.1483 26.7030
11 0.1472 28.4650
12 0.1466 26.9067
13 0.1455 22.8941
14 0.1444 22.9346
15 0.1439 22.8492
16 0.1433 22.1835
17 0.1435 23.0951

0.2 16
0.1429 28.7001
0.3 0.1403 28.4638
0.4 0.1371 27.4459
0.5 0.1345 28.8956
0.6 0.1364 24.4976