Sciweavers

5954 search results - page 525 / 1191
» Querying Bi-level Information
Sort
View
ICPADS
2005
IEEE
16 years 24 days ago
A Model for Distributing and Querying a Data Warehouse on a Computing Grid
Data warehouses store large volumes of data according to a multidimensional model with dimensions representing different axes of analysis. OLAP systems (OnLine Analytical Processi...
Pascal Wehrle, Maryvonne Miquel, Anne Tchounikine
FQAS
2004
Springer
104views Database» more  FQAS 2004»
16 years 17 days ago
Logic-Based Integration of Query Answering and Knowledge Discovery
Abstract. There is currently great interest in integrating knowledge discovery research into mainstream database systems. Such an enterprise is nontrivial because knowledge discove...
Marcelo A. T. Aragão, Alvaro A. A. Fernande...
DBPL
1993
Springer
141views Database» more  DBPL 1993»
15 years 11 months ago
Some Properties of Query Languages for Bags
In this paper we study the expressive power of query languages for nested bags. We de ne the ambient bag language by generalizing the constructs of the relational language of Brea...
Leonid Libkin, Limsoon Wong
DLOG
2003
15 years 8 months ago
Graphical Interfaces for Racer: Querying DAML+OIL and RDF Documents
In this paper, we introduce RICE, a graphical application for interacting with the description logic inference server Racer. Comparing RICE with OilEd, we address the problem of v...
Ralf Möller, Ronald Cornet, Volker Haarslev
TREC
2003
15 years 8 months ago
Searching for geneRIFs: Concept-Based Query Expansion and Bayes Classification
k gene annotations. Our indexing machinery produces per indexed MEDLINE abstract a list of concepts with an accompanying weight, termed a fingerprint. Searching is done by matching...
Rob Jelier, Martijn J. Schuemie, C. Christiaan van...