Research Article
Performance Comparison of Mode Choice Optimization Algorithm with Simulated Discrete Choice Modeling
Table 7
Log-likelihood values obtained from four algorithm (exp. 1-1) (
).
| Algorithms & log-likelihood values | Step size () | 1/32 | 1/16 | 1/8 | 1/4 | 1/2 | 1 |
| DFP- | | | | | | | Starting | - | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | - | Convergence | - | −705.5398009 | −705.5394156 | −705.5396982 | −705.5406805 | - | Iteration num. | - | 224 | 193 | 155 | 115 | - | BFGS- | | | | | | | Starting | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | Convergence | −705.5387064 | −705.5384933 | −705.5384097 | −705.5383265 | −705.5383351 | −705.5383081 | Iteration num. | 268 | 162 | 107 | 77 | 52 | 42 |
| Algorithms & log-likelihood values | Interval of uncertainty | LL(0), UL | LL(0), UL | LL(0), UL | LL(0), UL | LL(0), UL | LL(0), UL | LL(0), UL | LL(0), UL |
| DFP-GSM- | | | | | | | | | Starting | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | Convergence | −705.538356 | −705.5384214 | −705.5383015 | −705.5383015 | −705.5383026 | −705.5383015 | −705.5383015 | −705.5383015 | Iteration num. | 138 | 23 | 27 | 26 | 24 | 24 | 24 | 23 | BFGS-GSM- | | | | | | | | | Starting | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | −869.0964727 | Convergence | −705.5383016 | −705.5383015 | −705.5383015 | −705.5383016 | −705.5383015 | −705.5383015 | −705.5383015 | −705.5383015 | Iteration num. | 38 | 25 | 21 | 20 | 20 | 19 | 19 | 19 |
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