857 search results - page 140 / 172 » Efficient recursive XML query processing using relational da... |
223
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GIS
2006
ACM
16 years 3 months ago
2006
ACM
Location information gathered from a variety of sources in the form of sensor data, video streams, human observations, and so on, is often imprecise and uncertain and needs to be ...
131
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SIGMOD
2002
ACM
16 years 3 months ago
2002
ACM
This paper addresses the problem of evaluating ranked top-? queries with expensive predicates. As major DBMSs now all support expensive user-defined predicates for Boolean queries...
117
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ECIR
2009
Springer
15 years 20 days ago
2009
Springer
This paper investigates the use of fuzzy logic mechanisms coming from the database community, namely graded inclusions, to model the information retrieval process. In this framewor...
141
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PVLDB
2010
14 years 9 months ago
2010
Top-k queries are widely applied for retrieving a ranked set of the k most interesting objects based on the individual user preferences. As an example, in online marketplaces, cus...
113
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PODS
2006
ACM
16 years 3 months ago
2006
ACM
Data exchange deals with inserting data from one database into another database having a different schema. We study and solve a central computational problem of data exchange, nam...