265 search results - page 40 / 53 » Tree-width and functional dependencies in databases |
VLDB
1994
ACM
13 years 11 months ago
1994
ACM
A new type of optimization, called predicate move-around, ia introduced. It is shown how this optimization `considerably improvea the efficiency of evaluating SQL queries that hav...
BMCBI
2010
13 years 7 months ago
2010
Background: Many functional proteins have a symmetric structure. Most of these are multimeric complexes, which are made of non-symmetric monomers arranged in a symmetric manner. H...
BMCBI
2006
13 years 7 months ago
2006
Background: Gene Ontology (GO) terms are often used to assess the results of microarray experiments. The most common way to do this is to perform Fisher's exact tests to find...
PVLDB
2010
13 years 6 months ago
2010
Ontology-based data access is a powerful form of extending database technology, where a classical extensional database (EDB) is enhanced by an ontology that generates new intensio...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
This paper addresses the issue of social recommendation based on collaborative filtering (CF) algorithms. Social recommendation emphasizes utilizing various attributes informatio...