Sciweavers

1654 search results - page 64 / 331
» Ontology Based Query Processing in Database Management Syste...
Sort
View
248
Voted
GIS
2008
ACM
16 years 4 months ago
Geospatial information integration based on the conceptualization of geographic domain
Geospatial information integration is not a trivial task. An integrated view must be able to describe various heterogeneous data sources and its interrelation to obtain shared con...
Miguel Torres, Serguei Levachkine, Rolando Quinter...
ER
2008
Springer
102views Database» more  ER 2008»
15 years 5 months ago
Retrieving Documents with Geographic References Using a Spatial Index Structure Based on Ontologies
Abstract. Both Geographic Information Systems and Information Retrieval have been very active research fields in the last decades. Lately, a new research field called Geographic In...
Miguel Rodríguez Luaces, Ángeles S. ...
165
Voted
EDBT
2002
ACM
246views Database» more  EDBT 2002»
16 years 3 months ago
Impact and Potential of User Profiles Used for Distributed Query Processing Based on Literature Services
Applying meta search systems is a suitable method to support the user if there are many different services. Due to information splitting strategies of literature services existing ...
Bethina Schmitt
ISEMANTICS
2010
15 years 1 months ago
An evaluation of approaches to federated query processing over linked data
The Web has evolved from a global information space of linked documents to a web of linked data. The Web of Data enables answering complex, structured queries that could not be an...
Peter Haase, Tobias Mathäß, Michael Zil...
238
Voted
ICDE
1998
IEEE
119views Database» more  ICDE 1998»
16 years 4 months ago
Processing Incremental Multidimensional Range Queries in a Direct Manipulation Visual Query
We have developed a MultiMedia Visual Information Seeking (MMVIS) Environment that is the first system to support an integrated approach to the direct manipulation specification o...
Stacie Hibino, Elke A. Rundensteiner