980 search results - page 83 / 196 » GIS |
154
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INTEROP
1999
Springer
15 years 9 months ago
1999
Springer
In order to make database systems interoperate with systems beyond traditional application areas a new paradigm called \exporting database functionality" as a radical departur...
151
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INTEROP
1999
Springer
15 years 9 months ago
1999
Springer
For data to be successfully integrated, semantically similar database elements must be identified as candidates for merging. However, there may be significant differences between ...
142
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COSIT
1997
Springer
15 years 9 months ago
1997
Springer
Abstract. Although maps and partitions are ubiquitous in geographical information systems and spatial databases, there is only little work investigating their foundations. We give ...
200
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CISM
1993
15 years 9 months ago
1993
The weak instance model is a framework to consider the relations in a database as a whole, regardless of the way attributes are grouped in the individual relations. Queries and upd...
138
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GIS
1992
ACM
15 years 9 months ago
1992
ACM
A new approach to representing qualitative spatial knowledge and to spatial reasoning is presented. This approach is motivated by cognitive considerations and is based on relative ...