：提出了一种在固定摄像头拍摄的车辆图像序列中检测出运动车辆并识别其车辆类型的系统结构和基 于Sobel 边缘细化提取车型特征的新方法-: A shot in the fixed-camera image sequences to detect vehicles moving vehicles and identify the type of vehicle architecture and models based on Sobel edge extracting detailed char