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» Generalization Algorithms for Second-Order Terms
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184
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WWW
2005
ACM
16 years 8 months ago
Finding group shilling in recommendation system
In the age of information explosion, recommendation system has been proved effective to cope with information overload in ecommerce area. However, unscrupulous producers shill the...
Xue-Feng Su, Hua-Jun Zeng, Zheng Chen
223
Voted
KDD
2004
ACM
126views Data Mining» more  KDD 2004»
16 years 7 months ago
Selection, combination, and evaluation of effective software sensors for detecting abnormal computer usage
We present and empirically analyze a machine-learning approach for detecting intrusions on individual computers. Our Winnowbased algorithm continually monitors user and system beh...
Jude W. Shavlik, Mark Shavlik
283
Voted
SIGMOD
2007
ACM
124views Database» more  SIGMOD 2007»
16 years 7 months ago
Querying xml with update syntax
This paper investigates a class of transform queries proposed by XQuery Update [6]. A transform query is defined in terms of XML update syntax. When posed on an XML tree T, it ret...
Wenfei Fan, Gao Cong, Philip Bohannon
256
Voted
PODS
2007
ACM
225views Database» more  PODS 2007»
16 years 7 months ago
Sketching unaggregated data streams for subpopulation-size queries
IP packet streams consist of multiple interleaving IP flows. Statistical summaries of these streams, collected for different measurement periods, are used for characterization of ...
Edith Cohen, Nick G. Duffield, Haim Kaplan, Carste...
229
Voted
CIKM
2009
Springer
16 years 1 months ago
Bitmap indexes for relational XML twig query processing
Due to an increasing volume of XML data, it is considered prudent to store XML data on an industry-strength database system instead of relying on a domain specific application or...
Kyong-Ha Lee, Bongki Moon