COUPLED-MAP MODELING OF ONE-DIMENSIONAL TRAFFIC FLOW

被引:69
作者
YUKAWA, S
KIKUCHI, M
机构
[1] Department of Physics, Osaka University
关键词
TRAFFIC FLOW; COUPLED MAP LATTICE;
D O I
10.1143/JPSJ.64.35
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We propose a new model of one-dimensional traffic flow using a coupled map lattice. In the model, each vehicle is assigned a map and changes its velocity according to it. A single map is designed so as to represent the motion of a vehicle properly, and the maps are coupled to each other through the headway distance. By simulating the model, we obtain a plot of the flow against the concentration similar to the observed data in real traffic flows. Realistic traffic jam regions are observed in space-time trajectories.
引用
收藏
页码:35 / 38
页数:4
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