Research Article
A Newton-Like Trust Region Method for Large-Scale Unconstrained Nonconvex Minimization
Table 2
Numerical results for NLMTR and NTR.
| Prob/Dim | NLMTR | NTR |
| | iter/nf///cpu | iter/nf///cpu |
| 1/3 | | | 2/2 | | | 3/3 | | | 4/5 | | | 5/10 | |
**
| 5/50 | |
**
| 6/10 | | | 7/10 | | | 7/50 | | |
| 5/100 | |
**
| 5/500 | |
**
| 7/100 | | | 7/500 | | | 8/100 | | | 9/100 | | | 9/500 | | | 10/100 | | | 10/500 | | |
| 5/1000 | |
**
| 5/2000 | |
**
| 5/5000 | |
**
| 7/1000 | | | 7/2000 | | | 7/5000 | |
**
| 9/1000 | | | 9/2000 | | | 9/5000 | |
**
| 10/1000 | | | 10/2000 | | | 10/5000 | |
**
|
|
|
The algorithm fails.
|