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ICDE
2012
IEEE
233views Database» more  ICDE 2012»
13 years 9 months ago
Accuracy-Aware Uncertain Stream Databases
Abstract— Previous work has introduced probability distributions as first-class components in uncertain stream database systems. A lacking element is the fact of how accurate the...
Tingjian Ge, Fujun Liu
SIGIR
2006
ACM
16 years 14 days ago
Strict and vague interpretation of XML-retrieval queries
Structural hints in XML-retrieval queries can be used to specify both the granularity of the search result (the target element) and where in a document to search (support elements...
Andrew Trotman, Mounia Lalmas
DEBS
2009
ACM
16 years 1 months ago
Distributed event stream processing with non-deterministic finite automata
Efficient matching of incoming events to persistent queries is fundamental to event pattern matching, complex event processing, and publish/subscribe systems. Recent processing e...
Lars Brenna, Johannes Gehrke, Mingsheng Hong, Dag ...
EDBT
2011
ACM
281views Database» more  EDBT 2011»
14 years 10 months ago
Fast and accurate computation of equi-depth histograms over data streams
Equi-depth histograms represent a fundamental synopsis widely used in both database and data stream applications, as they provide the cornerstone of many techniques such as query ...
Hamid Mousavi, Carlo Zaniolo
CORR
2010
Springer
142views Education» more  CORR 2010»
15 years 6 months ago
XPath Whole Query Optimization
Previous work reports about SXSI, a fast XPath engine which executes tree automata over compressed XML indexes. Here, reasons are investigated why SXSI is so fast. It is shown tha...
Sebastian Maneth, Kim Nguyen