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104
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CORR
2011
Springer
14 years 8 months ago
2011
Springer
Three essential criteria are important for activity planning, including: (1) finding a group of attendees familiar with the initiator, (2) ensuring each attendee in the group to ...
122
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RTCSA
2009
IEEE
15 years 8 months ago
2009
IEEE
—Mobile sensors are widely deployed in Wireless Sensor Networks (WSNs) to satisfy emerging application requirements. Specifically, processing location dependent queries in mobile...
141
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CIKM
2011
Springer
14 years 1 months ago
2011
Springer
A fundamental problem related to RDF query processing is selectivity estimation, which is crucial to query optimization for determining a join order of RDF triple patterns. In thi...
124
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ICDT
2005
ACM
15 years 7 months ago
2005
ACM
Abstract. A classical problem in query optimization is to find the optimal ordering of a set of possibly correlated selections. We provide an ion of this problem as a generalizati...
133
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PPDP
2010
Springer
14 years 11 months 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...