【摘要】 深入研究了各向异性磁阻(AMR)传感器的数据采集原理和特征波形向量提取方法,提出了一种基于AMR传感器的车辆检测算法:自适应状态机的车辆检测算法。该算法可以自适应地更新阈值和基线,利用状态机,达到对车辆的准确和高效的检测。可以用于检测道路交通车流量,也可以应用在大型停车场的车辆诱导系统。更多还原

【Abstract】 Based on the research of data acquisition prineiple,and characteristics wave vector extraction method of the anisotropic magnetoresistive(AMR) sensor,a new vehicle detection algorithm based on AMR sensor,called the vehicle detection algorithm of adaptive state machine is presented.The algorithm can adaptively updates the threshold and the baseline,uses the state machine to achieve the aim of the accurate and efficient vehicle detection.It can be used for the detection of road traffic flow,and can be used in vehicle guidance system in large parking lot.更多还原