机器视觉技术是计算机科学的重要研究领域，其中背景图像中字符的提取和识别有重大的研究意义.通过分析复杂背景中字符存在的特点，针对快速分割和识别的应用需求，提出了一种在色调上将阀值法和区域生长法相结合的分割方法.-Machine vision technology is an important computer science research areas, including the background character image extraction and identification of major significance. Through the analysis of complex characters exist in the background characteristics, for rapid segmentation and identification of application requirements, a in General hue threshold and region growing segmentation combined method.