5954 search results - page 530 / 1191 » Querying Bi-level Information |
287
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GIS
2007
ACM
16 years 8 months ago
2007
ACM
The increasingly popular GPS technology and the growing amount of trajectory data it generates create the need for developing applications that efficiently store and query traject...
321
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GIS
2009
ACM
16 years 8 months ago
2009
ACM
The k-anonymity technique is widely used to provide location privacy protection for accessing location-based services (LBS), i.e., the exact location of a query initiator is cloak...
217
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EDBT
2002
ACM
16 years 7 months ago
2002
ACM
Existing work on multiway spatial joins focuses on the retrieval of all exact solutions with no time limit for query processing. Depending on the query and data properties, however...
167
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ICDE
2010
IEEE
16 years 7 months ago
2010
IEEE
The skyline query returns the most interesting tuples according to a set of explicitly defined preferences among attribute values. This work relaxes this requirement, and allows us...
193
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ALT
2008
Springer
16 years 4 months ago
2008
Springer
In this paper we consider the problem of learning hidden independent cascade social networks using exact value injection queries. These queries involve activating and suppressing a...