Table 4 Parameter estimates and the 2-norm results between the parameter estimates and true values for the first example
Parameter | LS | WLS | bcWLS | Algorithm 1 | True value |
|---|---|---|---|---|---|
\(\hat{\beta }_{1}\) | 10.5236 | 10.2059 | 10.2112 | 10.1353 | 10 |
\(\hat{\beta }_{2}\) | − 0.3301 | 1.3997 | 1.2223 | 0.8647 | 1 |
\(\hat{\beta }_{3}\) | 3.0391 | 1.5186 | 1.6319 | 2.1353 | 2 |
\(\hat{\beta }_{4}\) | 1.6868 | 2.0327 | 2.0121 | 1.8647 | 2 |
\(\left\| \Delta \varvec{\hat{\beta} } \right\|\) | 1.7948 | 0.6595 | 0.4793 | 0.2705 | / |