Sciweavers

1814 search results - page 149 / 363
» Extended First-Order Logic
Sort
View
135
Voted
DMDW
2001
194views Management» more  DMDW 2001»
15 years 4 months ago
Logical Multidimensional Database Design for Ragged and Unbalanced Aggregation
Research on logical design of OLAP cubes has tended to assume that the rollup hierarchy in a cube dimension takes the form of a balanced tree. However, experience from industry in...
Tapio Niemi, Jyrki Nummenmaa, Peter Thanisch
DAGSTUHL
2003
15 years 4 months ago
Logical Languages for Data Mining
Data mining focuses on the development of methods and algorithms for such tasks as classification, clustering, rule induction, and discovery of associations. In the database fiel...
Fosca Giannotti, Giuseppe Manco, Jef Wijsen
146
Voted
IJIT
2004
15 years 4 months ago
Consistent Hybrid Knowledge Representation in Order-Sorted Logic
Abstract-- We consider a hybrid knowledge representation system for ontological knowledge bases in order to maintain knowledge consistency between taxonomic knowledge and assertion...
Nwe Ni Tun, Satoshi Tojo
TDM
2004
174views Database» more  TDM 2004»
15 years 4 months ago
Relational Approach to Logical Query Optimization of XPath
To be able to handle the ever growing volumes of XML documents, effective and efficient data management solutions are needed. Managing XML data in a relational DBMS has great pote...
Maurice van Keulen
231
Voted
ECCB
2008
IEEE
15 years 3 months ago
Temporal logic patterns for querying dynamic models of cellular interaction networks
Abstract: Models of the dynamics of cellular interaction networks have become increasingly larger in recent years. Formal verification based on model checking provides a powerful t...
Pedro T. Monteiro, Delphine Ropers, Radu Mateescu,...