2342 search results - page 193 / 469 » Information Needs and Automatic Queries |
195
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DOLAP
2000
ACM
15 years 11 months ago
2000
ACM
Being able to efficiently answer arbitrary OLAP queries that aggregate along any combination of dimensions over numerical and categorical attributes has been a continued, major co...
285
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Mobile devices equipped with positioning capabilities (e.g., GPS) can ask location-dependent queries to Location Based Services (LBS). To protect privacy, the user location must n...
276
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GIS
2005
ACM
16 years 7 months ago
2005
ACM
Databases of moving objects are important for air traffic control, ground traffic, and battlefield configurations. We introduce the (historical and spatial) range close-pair query...
185
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CW
2005
IEEE
16 years 10 days ago
2005
IEEE
XML information retrieval (XML-IR) systems aim to provide users with highly exhaustive and highly specific results. To interact with XML-IR systems, users must express both their ...
164
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DBPL
2003
Springer
15 years 12 months ago
2003
Springer
The increased usage of mobile devices coupled with an unprecedented demand for information has pushed the scalability problem of pull-based data service to the focus. A broadcast ...