Research Article
A Cost and Passenger Responsible Optimization Method for the Operation Plan of Additional High-Speed Trains in a Peak Period
Table 2
Numbers of variables and constraints in model.
| | Variable or constraints | Total number at most |
| | Binary decision variable | | | Binary decision variable | | | Binary decision variable | | | Unique path constraint (3) | | | Unique path constraint (4) | | | Unique path constraints (5) and (6) | | | Departure and arrival headway constraints (7) and (8) | | | Tracking headway constraint (9) | | | Train type constraint (10) | | | Train type constraint (11) | | | Loading capacity constraint (12) | | | Loading capacity constraints (13) and (14) | | | Loading capacity constraints (15) and (16) | |
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