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» A Problem Space Approach to Expert System Specification
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ICEIS
2005
IEEE
15 years 5 months ago
Change Detection and Maintenance of an XML Web Warehouse
The World Wide Web contains a huge and increasing volume of information. The web warehouse is an efficient and effective means to facilitate utilization of information on the Web,...
Ching-Ming Chao
ICDE
2008
IEEE
190views Database» more  ICDE 2008»
16 years 1 months ago
Adaptive Segmentation for Scientific Databases
In this paper we explore database segmentation in the context of a column-store DBMS targeted at a scientific database. We present a novel hardware- and scheme-oblivious segmentati...
Milena Ivanova, Martin L. Kersten, Niels Nes
PVLDB
2008
130views more  PVLDB 2008»
14 years 11 months ago
Analyzing and revising data integration schemas to improve their matchability
Data integration systems often provide a uniform query interface, called a mediated schema, to a multitude of data sources. To answer user queries, such systems employ a set of se...
Xiaoyong Chai, Mayssam Sayyadian, AnHai Doan, Arno...
CCS
2011
ACM
13 years 11 months ago
Automatic error finding in access-control policies
Verifying that access-control systems maintain desired security properties is recognized as an important problem in security. Enterprise access-control systems have grown to prote...
Karthick Jayaraman, Vijay Ganesh, Mahesh V. Tripun...
WSDM
2010
ACM
214views Data Mining» more  WSDM 2010»
15 years 9 months ago
Pairwise Interaction Tensor Factorization for Personalized Tag Recommendation
Tagging plays an important role in many recent websites. Recommender systems can help to suggest a user the tags he might want to use for tagging a specific item. Factorization mo...
Steffen Rendle, Lars Schmidt-Thieme