Abstract
An improved social force model based on exit selection is proposed to simulate pedestrians’ microscopic behaviors in subway station. The modification lies in considering three factors of spatial distance, occupant density and exit width. In addition, the problem of pedestrians selecting exit frequently is solved as follows: not changing to other exits in the affected area of one exit, using the probability of remaining preceding exit and invoking function of exit selection after several simulation steps. Pedestrians in subway station have some special characteristics, such as explicit destinations, different familiarities with subway station. Finally, Beijing Zoo Subway Station is taken as an example and the feasibility of the model results is verified through the comparison of the actual data and simulation data. The simulation results show that the improved model can depict the microscopic behaviors of pedestrians in subway station.
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Foundation item: Project(T14JB00200) supported by the Fundamental Research Funds for the Central Universities, China; Projects(RCS2012ZZ002, RCS2012ZT003) supported by the State Key Laboratory of Rail Traffic Control and Safety, China
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Zheng, X., Li, Hy., Meng, Ly. et al. Improved social force model based on exit selection for microscopic pedestrian simulation in subway station. J. Cent. South Univ. 22, 4490–4497 (2015). https://doi.org/10.1007/s11771-015-2997-5
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DOI: https://doi.org/10.1007/s11771-015-2997-5