350 search results - page 53 / 70 » An optimization framework for map-reduce queries |
181
Voted
SIGMOD
2005
ACM
16 years 20 days ago
2005
ACM
In this paper, we study the evaluation of skyline queries with partially-ordered attributes. Because such attributes lack a total ordering, traditional index-based evaluation algo...
102
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SSDBM
2005
IEEE
15 years 6 months ago
2005
IEEE
This paper introduces a framework for Phenomena Detection and Tracking (PDT, for short) in sensor network databases. Examples of detectable phenomena include the propagation over ...
100
Voted
ICMCS
2006
IEEE
15 years 6 months ago
2006
IEEE
In this paper, we discuss the cache replacement policy in a multimedia transcoding proxy. Unlike the cache replacement for conventional web objects, to replace some elements with ...
110
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TIP
2008
14 years 12 months ago
2008
Active learning methods have been considered with increased interest in the statistical learning community. Initially developed within a classification framework, a lot of extensio...
213
Voted
ICDE
2003
IEEE
16 years 1 months ago
2003
IEEE
This paper addresses issues related to containment join processing in tree-structured data such as XML documents. A containment join takes two sets of XML node elements as input a...