Research Article

Weight Least Squares Algorithm for Rational Models with Outliers

Table 2

The parameter estimates and errors.

Algorithms

RLS1000.191120.123980.954030.894020.8471011.07001
3000.189110.111810.958510.891350.911218.42857
6000.02324−0.014960.46701−0.37791−0.29143113.00607
9000.047820.001130.49319−0.31770−0.24903108.43468
12000.059710.014330.51901−0.25419−0.21230104.03382
15000.071070.023770.54218−0.19289−0.1788599.91320
18000.083030.029830.57281−0.12658−0.1280694.83039

W-RLS1000.191000.123620.945070.881430.8210112.77180
3000.183100.091740.958250.889320.921048.21469
600−0.07442−0.123940.34539−0.54102−0.30873123.36106
9000.104730.040880.61333−0.036550.0551583.55360
12000.172300.086500.911660.782240.7508719.68922
15000.174470.099150.929780.839610.7743716.41848
18000.184800.098490.979010.951480.936994.79017

True values0.200000.100001.000001.000001.00000