617 search results - page 79 / 124 » Semantic queries in databases: problems and challenges |
MM
2005
ACM
14 years 2 months ago
2005
ACM
Querying live media streams is a challenging problem that is becoming an essential requirement in a growing number of applications. Research in multimedia information systems has ...
VLDB
2007
ACM
14 years 9 months ago
2007
ACM
Ontology, an explicit specification of shared conceptualization, has been increasingly used to define formal data semantics and improve data reusability and interoperability in en...
WEBDB
2010
Springer
14 years 1 months ago
2010
Springer
Tree patterns with full text search form the core of both XQuery Full Text and the NEXI query language. On such queries, users expect a relevance-ranked list of XML elements as an...
EDBT
2009
ACM
14 years 3 months ago
2009
ACM
Currently, a huge amount of biological data can be naturally represented by graphs, e.g., protein interaction networks, gene regulatory networks, etc. The need for indexing large ...
PAM
2012
Springer
12 years 4 months ago
2012
Springer
Network administrators are faced with the increasingly challenging task of monitoring their network’s health in real time, drawing upon diverse and voluminous measurement data fe...