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» Using query term order for result summarisation
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SIGMOD
2007
ACM
168views Database» more  SIGMOD 2007»
16 years 3 months ago
In-network execution of monitoring queries in sensor networks
Sensor networks are widely used in many applications for collecting information from the physical environment. In these applications, it is usually necessary to track the relation...
Xiaoyan Yang, Hock-Beng Lim, M. Tamer Özsu, K...
169
Voted
SIGMOD
2004
ACM
199views Database» more  SIGMOD 2004»
16 years 3 months ago
Approximate XML Query Answers
The rapid adoption of XML as the standard for data representation and exchange foreshadows a massive increase in the amounts of XML data collected, maintained, and queried over th...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
DAC
2007
ACM
16 years 4 months ago
Fast Second-Order Statistical Static Timing Analysis Using Parameter Dimension Reduction
The ability to account for the growing impacts of multiple process variations in modern technologies is becoming an integral part of nanometer VLSI design. Under the context of ti...
Zhuo Feng, Peng Li, Yaping Zhan
LICS
2005
IEEE
15 years 9 months ago
Temporal Logics over Unranked Trees
We consider unranked trees, that have become an active subject of study recently due to XML applications, and characterize commonly used fragments of firstorder (FO) and monadic ...
Pablo Barceló, Leonid Libkin
137
Voted
SEMWEB
2010
Springer
15 years 1 months ago
Using Reformulation Trees to Optimize Queries over Distributed Heterogeneous Sources
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
Yingjie Li, Jeff Heflin