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» The Spatial Semantic Hierarchy
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JCIT
2010
181views more  JCIT 2010»
13 years 3 months ago
Geospatial Web Services Semantic Discovery Approach Using Quality
The use of geographic data through Web services shows the geospatial Web Services (GWS). A growing number of GWS designed to interoperate spatial information over the network have...
Rezeg Khaled, Laskri Mohamed Tayeb, Sylvie Servign...
DFG
2004
Springer
14 years 2 months ago
A Unifying Semantics for Sequential Function Charts
Programmable Logic Controllers (PLC) are widely used as device controllers for assembly lines, chemical processes, or power plants. Sequential Function Charts (SFC) form one of the...
Nanette Bauer, Ralf Huuck, Ben Lukoschus, Sebastia...
TIME
2000
IEEE
14 years 1 months ago
Navigating through Hierarchical Change Propagation in Spatiotemporal Queries
In spatiotemporal applications, meaningful changes vary according to object type, level of detail, and nature of application. In this paper, we introduce a dynamic classification ...
Giorgos Mountrakis, Peggy Agouris, Anthony Stefani...
EGH
2011
Springer
12 years 8 months ago
Simpler and Faster HLBVH with Work Queues
A recently developed algorithm called Hierachical Linear Bounding Volume Hierarchies (HLBVH) has demonstrated the feasibility of reconstructing the spatial index needed for ray tr...
Kirill Garanzha, Jacopo Pantaleoni, David K. McAll...
ICMI
2009
Springer
105views Biometrics» more  ICMI 2009»
14 years 3 months ago
Grounding spatial prepositions for video search
Spatial language video retrieval is an important real-world problem that forms a test bed for evaluating semantic structures for natural language descriptions of motion on natural...
Stefanie Tellex, Deb Roy