如何在城市道路网中布设交通检测器是ITS建设时必须要研究的内容。
How to arrange the layout of traffic detector in urban road system is important when we develop ITS.
首先在交叉点和车道上设置流量检测器得到路口的交通数据；
At first, the traffic data are acquired from the detectors in the intersections and lanes.
环形线圈车辆检测器的计数精度和测速精度关系到交通流量统计结果的准确性，是计量检定的关键项目。
The precision of count and speed test of inductive loop vehicle detector relates the veracity of traffic flux statistical result, which is verifiable key item.
本文提出了一种利用定点检测器数据（流量和时间平均速度）来获取交通流密度的方法。
This paper has proposed a method to estimate traffic density using the output(traffic flow and time mean speed) of fixed traffic detectors.
利用检测器收集交通数据是ITS的基本功能之一。
One of the basic function of ITS is to collect traffic data by detector.
第二部分运用抽样技术及交通工程的相关理论研究车辆检测器的合理布设方法。
The second part uses the technology of collecting samples and relevant theories in traffic engineering to study the method of laying vehicle detections.
然后，分析介绍了动态交通信息采集技术的工作原理，对比分析了典型的检测器的性能、可提供的交通参数、适应条件和综合成本费用等内容。
So the establishing of a set of effective dynamic traffic flow information collection technology becomes the key of ATMS, even the Intelligent Transportation Systems, ITS.
研究智能运输系统中的雷达车辆检测器，利用雷达原理完成对速度、流量等交通流的实时检测和统计。
The vehicle detector in intelligent traffic system is studied and developed by using radar principle to finish the real time collection of traffic flow parameters such as vehicle velocity, flow rate.
提出根据检测器布设的目的从总体上把握区域公路网的交通状况，可以简单快速的实现区域公路交通线圈检测器的优化布设。
A simple method was introduced in this paper, which can gain the relatively optimum layout of loop detectors in a regional highway network.
为了解加利福尼亚州HOV系统的运行效果，基于交通量检测器收集的数据，对HOV系统进行全面分析、评价。
This is the most extensive empirical evaluation of the effectiveness of California's HOV system based on data collected from traffic sensors.
控制器通过检测器获得的各车道交通流量和排队长度来判断各个相位的交通强度，进而决定是否延长或终止当前的信号相位。
The controller got flows and queues from its detectors to estimate traffic intensity, which was then used to determine whether the current signal phase should be extended or terminated.
控制器通过检测器获得的各车道交通流量和排队长度来判断各个相位的交通强度，进而决定是否延长或终止当前的信号相位。
The controller got flows and queues from its detectors to estimate traffic intensity, which was then used to determine whether the current signal phase should be extended or terminated.
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