3456 search results - page 56 / 692 » Semantics in Spatial Databases |
GIS
2007
ACM
13 years 12 months ago
2007
ACM
Spatial join is an important yet costly operation in spatial databases. In order to speed up the execution of a spatial join, the input tables are often indexed based on their spa...
ICPR
2010
IEEE
13 years 8 months ago
2010
IEEE
In this paper, a statistical learning approach to spatial context exploitation for semantic image analysis is presented. The proposed method constitutes an extension of the key pa...
TDP
2010
13 years 2 months ago
2010
The widespread adoption of location-based services (LBS) raises increasing concerns for the protection of personal location information. A common strategy, referred to as obfuscati...
OTM
2005
Springer
14 years 1 months ago
2005
Springer
Ontologies play a key role in Semantic Web research. A common use of ontologies in Semantic Web is to enrich the current Web resources with some well-defined meaning to enhance th...
GIR
2006
ACM
14 years 2 months ago
2006
ACM
Retrieving data based not only on key words is a challenge. We worked on semi-structured data (cultural heritage corpora). Our project aimed at getting the most relevant text-unit...