。提出了一种基于路面标记的自动车辆检测算法，用于检测车辆并排除阴影干扰， 进而实现对过往车辆进行正确计数，能更可靠地收集各车道的实时车流信息。-In this paper，a land mark based method is proposed for vehicle detection and shadow rejection，and finally vehicle counting is achieved based on the land m ark detection metho

随机数的产生算法介绍：任意分布的伪随机变量的抽样，方法包括直接抽样方法，变换抽样法，舍选抽样法等。-Random number generation algorithm: the arbitrarily distributed pseudo-random variable sampling methods including direct sampling method, transform sampling method- rejection sampling method.

基于扩张卡尔曼滤波的磷酸铁锂蓄电池SOC检测，给出了电池模型和算法实现过程。-The extended Kalman filter (EKF) method for SOC estimation has some problems such as the lack of an accurate model, and model errors due to the variation in the parameters of the model due to the nonlinear behav