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EDBT
2012
ACM
214views Database» more  EDBT 2012»
12 years 6 days ago
An optimization framework for map-reduce queries
We present an effective optimization framework for general SQLlike map-reduce queries, which is based on a novel query algebra and uses a small number of higher-order physical ope...
Leonidas Fegaras, Chengkai Li, Upa Gupta
ICDE
2006
IEEE
204views Database» more  ICDE 2006»
14 years 11 months ago
Collaborative Business Process Support in IHE XDS through ebXML Business Processes
Currently, clinical information is stored in all kinds of proprietary formats through a multitude of medical information systems available on the market. This results in a severe ...
Asuman Dogac, Veli Bicer, Alper Okcan
PODS
2009
ACM
134views Database» more  PODS 2009»
14 years 10 months ago
An efficient rigorous approach for identifying statistically significant frequent itemsets
As advances in technology allow for the collection, storage, and analysis of vast amounts of data, the task of screening and assessing the significance of discovered patterns is b...
Adam Kirsch, Michael Mitzenmacher, Andrea Pietraca...
KDD
2008
ACM
138views Data Mining» more  KDD 2008»
14 years 10 months ago
Quantitative evaluation of approximate frequent pattern mining algorithms
Traditional association mining algorithms use a strict definition of support that requires every item in a frequent itemset to occur in each supporting transaction. In real-life d...
Rohit Gupta, Gang Fang, Blayne Field, Michael Stei...
KDD
2006
ACM
139views Data Mining» more  KDD 2006»
14 years 10 months ago
Generating semantic annotations for frequent patterns with context analysis
As a fundamental data mining task, frequent pattern mining has widespread applications in many different domains. Research in frequent pattern mining has so far mostly focused on ...
Qiaozhu Mei, Dong Xin, Hong Cheng, Jiawei Han, Che...