Imageries are the main outputs of Reconnaissance UAV(Unmanned Aerial Vehicle),so imageprocessing is of importance for UAV intelligence mining.Since the targets of image processing in UAVintelligence mining are to get the overall situation of battlefield and the changes of the important regions,many image-processing technologies are used.In this paper,to the images of the visible light wave band fromUAV,some technologies are described or discussed,including geometric rectification,image mosaicking,image disp...