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WWW
2004
ACM
16 years 7 months ago
A web personalization system based on web usage mining techniques
In the past few years, web usage mining techniques have grown rapidly together with the explosive growth of the web, both in the research and commercial areas. In this work we pre...
Massimiliano Albanese, Antonio Picariello, Carlo S...
VLDB
2007
ACM
95views Database» more  VLDB 2007»
16 years 7 months ago
The GCX System: Dynamic Buffer Minimization in Streaming XQuery Evaluation
In this demonstration, we present the main-memory based streaming XQuery engine GCX which implements novel buffer management strategies that combine static and dynamic analysis to...
Christoph Koch, Stefanie Scherzinger, Michael Schm...
EDBT
2006
ACM
150views Database» more  EDBT 2006»
16 years 7 months ago
Improving the Efficiency of XPath Execution on Relational Systems
: This work describes a method for processing XPath on a relational back-end that significantly limits the number of SQL joins required, takes advantage of the strengths of modern ...
Haris Georgiadis, Vasilis Vassalos
CIKM
2009
Springer
16 years 1 months ago
Inverted indexes vs. bitmap indexes in decision support systems
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
Truls A. Bjørklund, Nils Grimsmo, Johannes ...
DEXAW
2008
IEEE
121views Database» more  DEXAW 2008»
16 years 1 months ago
Experiences on Designing an Integral Intrusion Detection System
Network Intrusion Detection Systems (NIDS) have the challenge to prevent network attacks and unauthorised remote use of computers. In order to achieve this goal, NIDS usually foll...
Yoseba K. Penya, Pablo Garcia Bringas