نتایج جستجو برای: traffic signal
تعداد نتایج: 511147 فیلتر نتایج به سال:
Real-time traffic signal control has long been a critical way to improve congestion. Transit Signal Priority (TSP) is seen as cost-effective reduce travel time variability. Most of the previous studies develop real-time systems on vehicle basis, which unable efficiently provide preferential treatment transit vehicles. Person-based systems, transform delay computation units from passenger, have ...
Traffic signals are a very important instrument to manage urban traffic. When designing traffic signal programs, many different goals and road user needs have to be considered. While traffic engineers must ensure the technical planning, implementation and operation of traffic signals, their work must be supported by a clear policy. One of the major questions to be answered within such traffic s...
In this paper, we take the urban road network as the object, a further study on the method of traffic signal self organization under the condition of traffic state identification and local congestion. In the urban road traffic state identification study, according to the need of traffic signal control, respectively from qualitative and quantitative point of view, the urban road traffic state is...
The large number of vehicles in big cities has become a serious problem in adjusting the timing of traffic signal at intersections of road networks. Traffic light control is an important factor in road traffic system. In this paper, optimization of traffic signal timing at signalized intersections on road network is presented. The movement of vehicles on road network is modeled by cellular auto...
Optimal Traffic Signal Control Using Priority Metric Based on Real-Time Measured Traffic Information
Optimizing traffic control systems at intersections can reduce network-wide fuel consumption as well improve flow. While signals have conventionally been controlled based on predetermined schedules, various adaptive developed recently using advanced sensors such cameras, radars, and LiDARs. By utilizing rich information enabled by the sensors, more efficient or optimal signal is possible in res...
Traffic demands at intersections vary across various periods of a day and from to day. Generally, fixed time traffic signals are designed considering the average flows multiple days over predetermined interval. This approach overlooks variability in demand, leading inefficient unreliable signal control performance. A plan should be robust such that it is less sensitive demand variations can mai...
The growing use of powered two wheelers (PTWs), coupled with their unique moving behaviors, has considerably influenced the overall traffic characteristics, requiring new approaches to traffic management and monitoring strategies. The present paper studies the effect of two-wheelers traffic on adaptive traffic signal control (ASC) and the methods to optimize the control plan for traffic flow co...
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