321 search results - page 15 / 65 » A Topological Data Model for Spatial Databases |
SSD
1999
Springer
13 years 12 months ago
1999
Springer
Classification is one of the basic tasks of data mining in modern database applications including molecular biology, astronomy, mechanical engineering, medical imaging or meteorolo...
ESCAPE
2007
Springer
14 years 1 months ago
2007
Springer
We propose two new data stream models: the reset model and the delta model, motivated by applications to databases, and to tracking the location of spatial points. We present algor...
GIS
2009
ACM
14 years 10 days ago
2009
ACM
Apart from visualization tasks, three-dimensional (3D) data management features are not or only hardly available in current spatial database systems and Geographic Information Sys...
SSD
2009
Springer
14 years 2 months ago
2009
Springer
The standard database mechanisms for concurrency control, which include transactions and locking protocols, do not provide the support needed for updating complex geographic data i...
ER
2004
Springer
14 years 1 months ago
2004
Springer
This paper uses a knowledge-based approach to querying heterogeneous spatial databases based on an ontology and conceptual and attribute similarities. The ontology, which may be in...