image processing digital system A coordinated assemblage of computer devices designed to capture and manipulate pictures stored as data in discrete, quantized units or digits(一个电脑设备的整合系统，该系统被用来获得与处理图片，储存成离散化、量子化或数位化的单元或形式。)
digital image processing technique Techniques employed in the calibration of image data, the correction or reduction of errors occurring during capture or transmission of the data and in various types of image enhancement-operations which increase the ability of the analyst to recognize features of interest(校正影像资料所使用的技术，例如修正或降低资料在获取或传递过程中，或者各种影像强化处理的错误，便于增加分析者识别兴趣点特征的能力。)
