Sciweavers

264 search results - page 30 / 53
» Spatial Reasoning for Information Brokering
Sort
View
197
Voted
ESWS
2010
Springer
15 years 4 months ago
Modeling and Querying Metadata in the Semantic Sensor Web: The Model stRDF and the Query Language stSPARQL
Abstract. RDF will often be the metadata model of choice in the Semantic Sensor Web. However, RDF can only represent thematic metadata and needs to be extended if we want to model ...
Manolis Koubarakis, Kostis Kyzirakos
DEXAW
2008
IEEE
121views Database» more  DEXAW 2008»
15 years 7 months ago
Mining Topological Relations from the Web
Topological relations between geographic regions are of interest in many applications. When the exact boundaries of regions are not available, such relations can be established by...
Steven Schockaert, Philip D. Smart, Alia I. Abdelm...
GIS
2007
ACM
16 years 7 months ago
High-level web service for 3D building information visualization and analysis
This paper presents an approach to visualize and analyze 3D building information models within virtual 3D city models. Building information models (BIMs) formalize and represent d...
Benjamin Hagedorn, Jürgen Döllner
GEOS
2005
Springer
15 years 11 months ago
A Qualitative Trajectory Calculus and the Composition of Its Relations
Continuously moving objects are prevalent in many domains. Although there have been attempts to combine both spatial and temporal relationships from a reasoning, a database, as wel...
Nico Van de Weghe, Bart Kuijpers, Peter Bogaert, P...
GIS
2002
ACM
15 years 5 months ago
Generic query tool for spatio-temporal data
Geographical information systems are more and more based on a DBMS with spatial extensions, which is also the case for the system described in this paper. The design and implementa...
Peter van Oosterom, Bart Maessen, Wilko Quak