Improving the computational implementation of the parametric identification method for interval discrete dynamic models

Author(s):  
Mykola Dyvak ◽  
Natalia Porplytsya ◽  
Ihor Borivets ◽  
Mykola Shynkaryk
1964 ◽  
Vol 90 (5) ◽  
pp. 71-102
Author(s):  
Robert K. Wen ◽  
Teoktistos Toridis

1966 ◽  
Vol 92 (1) ◽  
pp. 188-189
Author(s):  
Robert K. Wen ◽  
Teoktistos Toridis

2013 ◽  
Vol 16 (2) ◽  
pp. 519-529 ◽  
Author(s):  
H. T. Han ◽  
H. G. Ma ◽  
L. N. Tan ◽  
J. F. Cao ◽  
J. L. Zhang

Author(s):  
Meng Xu ◽  
Ziyou Gao

This paper aims to discuss unstable traffic flow and to identify if chaotic phenomena exist in a traffic flow dynamic system. Two discrete dynamic models are proposed, which are derived from the flow-density-speed fundamental diagram and Del Castillo and Benitez’s exponential curve model and maximum sensitivity curve model. Both the models have two parameters, which are the ratio of free flow and spacing average speed and the ratio of the absolute value of kinematic wave speed at jam density and free flow speed. Chaos is found in the two models when the two values increase separately. The Liapunov exponents were used to examine the characters of the chaotic behavior in the two models. These results are illustrated by numerical examples.


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