canny edge detector meaning in English

canny算子

These properties make them ideal candidates for use in structure from motion algorithms . some known methods of line segment are integrated and an improved method is given . canny edge detector is used in this method to get edge , link the edge using freeman chain code , and then gradually delete useless chain code
首先综合边缘直线分割的研究成果，给出了改进后的边缘直线分割方法，该方法以图像边缘的链码表示为基础，逐步删除对完成计算机视觉任务没有意义的链码，并用最小二乘法拟合成图像直线。