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Answering ad-hoc continuous aggregate queries over data streams using Dynamic Prefix Aggregate Tree.
Ali-Asghar Safaei
Mehdi Mosaferi
Fatemeh Abdi
Published in:
Intell. Data Anal. (2016)
Keyphrases
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range aggregate queries
aggregate queries
data streams
data cube
efficient computation
probabilistic xml
query processing
aggregation functions
range queries
approximate answers
machine learning
data structure
tree structure
aggregate functions