It adopt image calibration and line (or plane) edge detecting algorithm based on Supported Vector Machine, SVM) to acquire the whole surface rail-sled image and parameters for model recognition.

• 通过图像校正、基于支持向量机(SVM)的直线（面）边缘搜索算法和缺陷特征参数提取等核心技术，可获得完整的重轨全表面的图像，其提纯的缺陷特征参数可以进行模式识别。