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. The research covers the following areas. 1. Statistics of keywords used in the 1845 documents. 2. Statistics of publication years of documents. 3. Statistics on the numbers of documents written by different authors. 4. Statistics of documents type. The aim is to provide data for scholars on the study of precision
A bibliometric analysis was applied in this work to compare SCI and EI papers on GIS. The published output analysis showed that GIS research has steadily increased in both databases of SCI and EI. The different characteristics of SCI and EI databases in journals and keywords were also discovered. It showed that we
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