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» Querying with Intrinsic Preferences
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DEXA
2009
Springer
175views Database» more  DEXA 2009»
14 years 4 months ago
RoK: Roll-Up with the K-Means Clustering Method for Recommending OLAP Queries
Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...
Fadila Bentayeb, Cécile Favre
ER
2006
Springer
158views Database» more  ER 2006»
14 years 1 months ago
Database to Semantic Web Mapping Using RDF Query Languages
One of the main drawbacks of the Semantic Web is the lack of semantically rich data, since most of the information is still stored in relational databases. In this paper, we presen...
Cristian Pérez de Laborda, Stefan Conrad
CPHYSICS
2007
89views more  CPHYSICS 2007»
13 years 10 months ago
Numerical differentiation of experimental data: local versus global methods
In the context of the analysis of measured data, one is often faced with the task to differentiate data numerically. Typically, this occurs when measured data are concerned or dat...
Karsten Ahnert, Markus Abel
SOFSEM
2012
Springer
12 years 5 months ago
Turing Machines for Dummies - Why Representations Do Matter
Abstract. Various methods exists in the literature for denoting the configuration of a Turing Machine. A key difference is whether the head position is indicated by some integer ...
Peter van Emde Boas
IDEAS
2006
IEEE
104views Database» more  IDEAS 2006»
14 years 4 months ago
Exploiting Indifference for Customization of Partial Order Skylines
Unlike numerical preferences, preferences on attribute values do not show an inherent total order, but skyline computation has to rely on partial orderings explicitly stated by th...
Wolf-Tilo Balke, Ulrich Güntzer, Wolf Sibersk...