本文介绍了边缘检测的基本概念．使用 VC实现了 Roberts算子、Prewitt算子、

Sobel算子和 Laplacian算子．实验分析了各个算子的边缘检测效果及抗噪能

力。-This paper introduces the edge detection of the underlying concepts. VC use the Roberts operator, Prewitt operator, Sobel operator and the Laplacian operator. Experimental Analysis of the various operator edge-detection and anti-noise capability.