992 search results - page 16 / 199 » Dependencies to Optimize Ontology Based Data Access |
KDD
1995
ACM
13 years 11 months ago
1995
ACM
For semantic query optimization one needs detailed knowledgeabout the contents of the database. Traditional techniquesuse static knowledgeabout all possible states of the database...
AMW
2010
13 years 9 months ago
2010
We address the problem of answering conjunctive queries over knowledge bases, specified by sets of first-order sentences called tuple-generating dependencies (TGDs). This problem i...
DAC
2005
ACM
14 years 8 months ago
2005
ACM
In many of embedded systems, particularly for those with high data computations, the delay of memory access is one of the major bottlenecks in the system's performance. It ha...
ISCC
2007
IEEE
14 years 1 months ago
2007
IEEE
Wireless operators incorporate multiradio access technologies aiming at expanding their customer base and benefiting from synergies of existing and planned infrastructure. The res...
DILS
2009
Springer
13 years 5 months ago
2009
Springer
Abstract. Success in the life sciences depends on access to information in knowledge bases and literature. Finding and extracting the relevant information depends on a user's ...