Liu Xianlin. A Report on the Participation of a DEM International Experiment by the Use of a Home-made Computer Controlled Digital Mapping System[J]. Geomatics and Information Science of Wuhan University, 1985, 10(3): 25-32.
Citation: Liu Xianlin. A Report on the Participation of a DEM International Experiment by the Use of a Home-made Computer Controlled Digital Mapping System[J]. Geomatics and Information Science of Wuhan University, 1985, 10(3): 25-32.
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A Report on the Participation of a DEM International Experiment by the Use of a Home-made Computer Controlled Digital Mapping System

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  • In this paper,the process of carrying out a DEM international experiment,organized by the ISPRS Commission Ⅲ in 1980 is described.The instrument used is a home-made Computer Controlled Digitel Mapping System including an Image Coordinate Digitizer.It has been found that so far as precision and speed is concerned,our hme-made instrument is superior as compared with other imported instrumnets.The cost is also much lower.
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