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On MapGIS Attribute Data Logic Check Based on Data Dictionary: A Case Study of Fundamental Results of Potential Evaluation on National Mineral Resources
详细信息   
摘要
In the course of data check and summary for fundamental results for the project of national mineral resources potential evaluation,the insurance of filling quality for attribute data was very important. Under the extended development of MapGIS 67,the authors reached the logic check procedure for attribute data with the VC programming language. Based on the data dictionary technology,the procedure was able to conduct attribute logic check of potential evaluation fundamental results through transferring the logic expression set by the client,improved the efficiency of map check and ensured the accuracy and reliability of the data.

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