图像处理技术的一般包括图像压缩，增强和复原，匹配、描述和识别3个部分。 常见的系统有康耐视系统、图智能系统等，目前是正在逐渐兴起的技术。-Image processing technology generally include image compression, enhancement and restoration, matching, descr iption and identification of three parts. Common system Cognex system,