829 search results - page 105 / 166 » Location-aware Query Processing and Optimization |
142
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PPDP
2010
Springer
15 years 11 days ago
2010
Springer
Given a set of Datalog rules, facts, and a query, answers to the query can be inferred bottom-up starting with the facts or top-down starting with the query. For efficiently answe...
113
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IJCAI
2003
15 years 3 months ago
2003
In data-integration systems, information sources often have various constraints such as “all houses stored at a source have a unique address.” These constraints are very usefu...
216
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GIS
2008
ACM
16 years 3 months ago
2008
ACM
Trip planning search (TPS) represents an important class of queries in Geographic Information Systems (GIS). In many real-world applications, TPS requests are issued with a number...
135
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VLDB
2002
ACM
15 years 2 months ago
2002
ACM
While standardization efforts for XML query languages have been progressing, researchers and users increasingly focus on the database technology that has to deliver on the new cha...
127
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DELOS
2000
15 years 3 months ago
2000
User feedback has proven very successful to query large multimedia databases. Due to the nature of the data representation and the mismatch between mathematical models and human p...