详细综述了图像匹配制导的研究现状、存在问题和研究展望。通过匹配前图像预处理、匹配区选择、匹配算法研究和匹配后处理等方面提高图像匹配制导的性能-Reviewed in detail the research of image matching guidance status, problems and research prospects. By matching the pre-image pre-processing, matching area selection, matching alg