| English | Chinese |
| 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 | 数字图像处理技术 (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。) |
| digital land model A representation of a surface's topography stored in a numerical format. Each pixel has been assigned coordinates and an altitude | 数字土地模型 (将地表的地形影像以数字格式储存。 每个像素均指定了坐标和高度。) |
| GIS digital format The digital form of data collected by remote sensing | 地理信息系统数字形式 (通过遥感收集的数据的数字形式。) |
| GIS digital system An organized collection of computer hardware, software, geographic data, and personnel designed to efficiently capture, store, update, manipulate, analyze, and display all forms of geographically referenced information that can be drawn from different sources, both statistical and mapped | 地理信息系统数字系统 (一种计算机硬件、软件、地理数据和人事部门的有组织的收集，旨在有效获取、存储、更新、操纵、分析和显示各种形式的地理参照信息，可以从不同的来源，如统计数据和绘制地图来绘画。) |
| GIS digital technique The transformation to digital form of data collected by remote sensing, traditional field and documentary methods and of existing historical data such as paper maps, charts, and publications | 地理信息系统数字技术 (对由遥感，传统领域和文件的方法和现有的历史数据,如纸张地图，图表和出版物等收集的数据以数字形式转变。对由遥感技术收集的数据、传统领域和文件方式(存储)的数据以及现有的历史数据，如纸张地图，图表和出版物等，向数字形式进行转变的技术。) |
| 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 | 图像处理数字系统 (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。) |
