Vehicle tracking method based on video analysis

The invention relates to a vehicle tracking method based on video analysis and belongs to the technical field of intelligent traffic management. According to the method, a license plate is taken as a characteristic, a vehicle is tracked in a tracking frame acquired through calculation on the basis of the license plate, interference of the complex crossing background can be effectively eliminated, and the vehicle can be efficiently and precisely tracked by utilizing the license plate characteristic. The method further has advantages of rapid speed and high tracking accuracy and is suitable for popularization and application. 种基于视频分析的车辆跟踪方法，属于智能交通管理技术领域。该方法利用车牌作为特征，在个以车牌为基础计算出的跟踪框中对车辆进行跟踪，能有效排除路口复杂背景的干扰，利用车牌特征来高效和精确地跟踪车辆，具有速度快，跟踪准确率高等优点，适于推广应用。