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DASFAA
2010
IEEE
189views Database» more  DASFAA 2010»
14 years 2 months ago
Efficient Skyline Maintenance for Streaming Data with Partially-Ordered Domains
We address the problem of skyline query processing for a count-based window of continuous streaming data that involves both totally- and partially-ordered attribute domains. In thi...
Yuan Fang, Chee-Yong Chan
SSDBM
2006
IEEE
129views Database» more  SSDBM 2006»
14 years 4 months ago
Indexing Time-Evolving Data With Variable Lifetimes
Many applicationsstore data items for a pre-determined, finite length of time. Examples include slidingwindows over on-line data streams, where old data are dropped as the window...
Lukasz Golab, Piyush Prahladka, M. Tamer Özsu
BNCOD
2011
356views Database» more  BNCOD 2011»
12 years 10 months ago
Achieving High Freshness and Optimal Throughput in CPU-Limited Execution of Multi-join Continuous Queries
Due to high data volumes and unpredictable arrival rates, continuous query systems processing expensive queries in real-time may fail to keep up with the input data streams - resul...
Abhishek Mukherji, Elke A. Rundensteiner, Matthew ...
SSD
2007
Springer
116views Database» more  SSD 2007»
14 years 4 months ago
Continuous Constraint Query Evaluation for Spatiotemporal Streams
In this paper we study the evaluation of continuous constraint queries (CCQs) for spatiotemporal streams. A CCQ triggers an alert whenever a configuration of constraints between s...
Marios Hadjieleftheriou, Nikos Mamoulis, Yufei Tao
KAIS
2006
247views more  KAIS 2006»
13 years 10 months ago
XCQ: A queriable XML compression system
XML has already become the de facto standard for specifying and exchanging data on the Web. However, XML is by nature verbose and thus XML documents are usually large in size, a fa...
Wilfred Ng, Wai Yeung Lam, Peter T. Wood, Mark Lev...