Research Article
Two-Stage Robust Optimization Model for Uncertainty Investment Portfolio Problems
Table 5
of the model under different time window lengths.
| Period (L/DAY) | 30 | Increase | 60 | Increase | 90 | Increase |
| Equal weight method | 0.4514 | 0 | 0.4758 | 0 | 0.4985 | 0 | TS-MIP model | 0.4904 | 0.0390 | 0.5012 | 0.0254 | 0.5176 | 0.0191 | TS-RO model | 0.5397 | 0.0883 | 0.5578 | 0.0820 | 0.5810 | 0.0825 |
|
|