396 search results - page 24 / 80 » Semantic Optimization of Preference Queries |
ICDE
2010
IEEE
14 years 1 months ago
2010
IEEE
— In recent years, the research community introduced various methods for processing skyline queries in multidimensional databases. The skyline operator retrieves all objects bein...
LAWEB
2005
IEEE
14 years 1 months ago
2005
IEEE
Storing and querying Resource Description Framework (RDF) data is one of the basic tasks within any Semantic Web application. A number of storage systems provide assistance for th...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between score and uncertainty makes traditio...
ADBIS
2010
Springer
13 years 9 months ago
2010
Springer
Abstract. To meet the new, more sophisticated needs of decision makers, a new generation of BI systems is emerging. In this paper we focus on two enabling technologies for this new...