2514 search results - page 348 / 503 » On the Computation of Approximations of Database Queries |
161
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COLCOM
2008
IEEE
16 years 1 months ago
2008
IEEE
Nowadays, increasing needs for information sharing arise due to extensive collaborations among organizations. Organizations desire to provide data access to their collaborators whi...
189
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ISCSCT
2008
IEEE
16 years 1 months ago
2008
IEEE
—Relevance feedback(RF) has been proved to be an effective way to improve the precision and recall of 3D model retrieval. However, the existing RF approaches do not consider whic...
167
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DBPL
2007
Springer
16 years 1 months ago
2007
Springer
The widespread adoption of XML has led to programming languages that support XML as a first class construct. In this paper, we present a method for analyzing and optimizing impera...
290
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ICDE
2007
IEEE
16 years 8 months ago
2007
IEEE
Recent work on distributed, in-network aggregation assumes a benign population of participants. Unfortunately, modern distributed systems are plagued by malicious participants. In...
195
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PODS
2006
ACM
16 years 7 months ago
2006
ACM
Skew is prevalent in data streams, and should be taken into account by algorithms that analyze the data. The problem of finding "biased quantiles"-- that is, approximate...