136 search results - page 19 / 28 » Optimization and Dataflow Algorithms for Nested Tree Queries |
INFOCOM
2008
IEEE
15 years 4 months ago
2008
IEEE
Abstract—Recent advances in computer technology and wireless communications have enabled the emergence of stream-based sensor networks. In such sensor networks, real-time data ar...
100
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JACM
2008
14 years 9 months ago
2008
XML queries are usually expressed by means of XPath expressions identifying portions of the selected documents. An XPath expression defines a way of navigating an XML tree and ret...
101
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SIGIR
2011
ACM
14 years 13 days ago
2011
ACM
A key challenge in recommender system research is how to effectively profile new users, a problem generally known as cold-start recommendation. Recently the idea of progressivel...
176
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SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Composite (or Complex) event processing (CEP) systems search sequences of incoming events for occurrences of userspecified event patterns. Recently, they have gained more attentio...
161
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VLDB
2004
ACM
15 years 10 months ago
2004
ACM
In this paper, we propose a new tunable index scheme, called iMinMax(), that maps points in highdimensional spaces to single-dimensional values determined by their maximum or minim...