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VLDB
2005
ACM
125views Database» more  VLDB 2005»
14 years 2 months ago
Using Association Rules for Fraud Detection in Web Advertising Networks
Discovering associations between elements occurring in a stream is applicable in numerous applications, including predictive caching and fraud detection. These applications requir...
Ahmed Metwally, Divyakant Agrawal, Amr El Abbadi
IDEAS
2003
IEEE
171views Database» more  IDEAS 2003»
14 years 2 months ago
Dynamic Data Management for Location Based Services in Mobile Environments
We characterize the dynamic data management problem for location based services(LBS) in mobile environments and devise a cost model for servicing both location independent and loc...
Shiow-yang Wu, Kun-Ta Wu
ICDT
2003
ACM
91views Database» more  ICDT 2003»
14 years 2 months ago
Reformulation of XML Queries and Constraints
We state and solve the query reformulation problem for XML publishing in a general setting that allows mixed (XML and relational) storage for the proprietary data and exploits redu...
Alin Deutsch, Val Tannen
ADBIS
2001
Springer
115views Database» more  ADBIS 2001»
14 years 1 months ago
Interactive Constraint-Based Sequential Pattern Mining
Data mining is an interactive and iterative process. It is very likely that a user will execute a series of similar queries differing in pattern constraints and mining parameters,...
Marek Wojciechowski
WEBDB
2001
Springer
132views Database» more  WEBDB 2001»
14 years 1 months ago
Adaptive WebView Materialization
Dynamic content generation poses huge resource demands on web servers, creating a scalability problem. WebView Materialization, where web pages are cached and constantly refreshed...
Alexandros Labrinidis, Nick Roussopoulos