Research Article
Estimation of Critical Gap Based on Raff’s Definition
Table 3
Critical gap comparison of various methods with different seeds (s) (
s,
,
s, and
veh/s).
| Seed | M3 definition | Ashworth | Raff | Revised Raff | Equation (10) |
Equation (3) |
Equation (2) |
Equation (8) |
| 1 | 3.90 | 3.89 | 3.61 | 4.07 | 2 | 4.00 | 3.76 | 3.67 | 4.13 | 3 | 3.86 | 3.37 | 3.45 | 3.85 | 4 | 4.06 | 3.07 | 3.53 | 4.09 | 5 | 3.99 | 2.63 | 3.49 | 3.91 | 6 | 4.12 | 3.80 | 3.49 | 4.05 | 7 | 3.99 | 4.17 | 3.61 | 4.05 | 8 | 3.95 | 3.72 | 3.61 | 3.97 | 9 | 3.98 | 3.02 | 3.47 | 3.99 | 10 | 3.84 | 2.93 | 3.33 | 3.93 | | 3.97 | 3.44 | 3.53 | 4.00 | | 0.085 | 0.503 | 0.101 | 0.089 | Max − min | 0.27 | 1.53 | 0.34 | 0.28 |
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