219 search results - page 19 / 44 » Intensional Query Answering: An Application of Partial Evalu... |
188
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SIGMOD
2006
ACM
15 years 12 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
122
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IS
2011
14 years 3 months ago
2011
Sensor networks are often used to perform monitoring tasks, such as animal and vehicle tracking, or the surveillance of enemy forces in military applications. In this paper we int...
178
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ICDE
2006
IEEE
16 years 1 months ago
2006
IEEE
Peer-to-peer databases are becoming prevalent on the Internet for distribution and sharing of documents, applications, and other digital media. The problem of answering large scal...
112
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AICOM
2004
14 years 11 months ago
2004
Abstract. We address the problem of answering queries using expressive symmetric inter-schema constraints which allow to establish mappings between several heterogeneous informatio...
134
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GPC
2007
Springer
15 years 6 months ago
2007
Springer
Sharing huge databases in distributed systems is inherently difficult. As the amount of stored data increases, data localization techniques become no longer sufficient. A more ef...