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In this paper, we present an approach of using their overlapping instances to derive corresponding attributes between heterogenous spatial datasets for integrating them. The approach consists of three basic steps. Firstly, the overlapping entity instances between heterogeneous spatial datasets are determined by means of geometrical matching. Secondly, attribute similarity, which is expressed by a...
Data updating is a significant stage in the life of a geographical information system (GIS). When the fundamental GIS database has been updated by mapping organizations, the updates in it should be delivered in time to the end users for updating their own GIS database constructed based on the fundamental GIS database. However, at the present time, the updating service of fundamental GIS database is...
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