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KDD
2004
ACM
132views Data Mining» more  KDD 2004»
15 years 10 months ago
Privacy preserving regression modelling via distributed computation
Reluctance of data owners to share their possibly confidential or proprietary data with others who own related databases is a serious impediment to conducting a mutually beneficia...
Ashish P. Sanil, Alan F. Karr, Xiaodong Lin, Jerom...
VLDB
2003
ACM
123views Database» more  VLDB 2003»
15 years 10 months ago
A case for fractured mirrors
The Decomposition Storage Model (DSM) vertically partitions all attributes of a given relation. DSM has excellent I/O behavior when the number of attributes touched in the query i...
Ravishankar Ramamurthy, David J. DeWitt, Qi Su
SIGMOD
2008
ACM
96views Database» more  SIGMOD 2008»
15 years 10 months ago
OLAP on sequence data
Many kinds of real-life data exhibit logical ordering among their data items and are thus sequential in nature. However, traditional online analytical processing (OLAP) systems an...
Eric Lo, Ben Kao, Wai-Shing Ho, Sau Dan Lee, Chun ...
PODS
2008
ACM
143views Database» more  PODS 2008»
15 years 10 months ago
XPath, transitive closure logic, and nested tree walking automata
We consider the navigational core of XPath, extended with two operators: the Kleene star for taking the transitive closure of path expressions, and a subtree relativisation operat...
Balder ten Cate, Luc Segoufin
ICEIS
2009
IEEE
15 years 4 months ago
MIDAS: A Middleware for Information Systems with QoS Concerns
One of the most difficult tasks in the design of information systems is how to control the behaviour of the back-end storage engine, usually a relational database. As the load on t...
Luís Fernando Orleans, Geraldo Zimbrã...