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on quality questions for land information systems development
li xue-tao
(cnstitute of construction engineering,kunming university of science & technology )
abstract:data is very important for land information system,a key to land information the system's developments success is whether the data quantity is accuracy. this paper will study the data quantity the problem in land information the system establish the process.
key words:land information systems;data quality;error;accuracy;remote sensing;digitize;resolution;coordinate transformation;vector data;raster data;topological.
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