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» Sliding-window top-k queries on uncertain streams
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ICDE
2009
IEEE
278views Database» more  ICDE 2009»
14 years 6 months ago
Probabilistic Skyline Operator over Sliding Windows
Abstract-- Skyline computation has many applications including multi-criteria decision making. In this paper, we study the problem of efficient processing of continuous skyline que...
Wenjie Zhang, Xuemin Lin, Ying Zhang, Wei Wang 001...
ICDE
2007
IEEE
137views Database» more  ICDE 2007»
14 years 5 months ago
SAO: A Stream Index for Answering Linear Optimization Queries
Linear optimization queries retrieve the top-K tuples in a sliding window of a data stream that maximize/minimize the linearly weighted sums of certain attribute values. To effici...
Gang Luo, Kun-Lung Wu, Philip S. Yu