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GIS
2002
ACM
14 years 9 months ago
2002
ACM
Despite the recognition of cellular automata (CA) as a exible and powerful tool for urban growth simulation, the calibration of CA had been largely heuristic until recent eVorts to...
GIS
2002
ACM
14 years 9 months ago
2002
ACM
This papers deals with multiway spatial joins when (i) there is limited time for query processing and the goal is to retrieve the best possible solutions within this limit (ii) the...
100
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GIS
2002
ACM
14 years 9 months ago
2002
ACM
Clustering is one of the most important tasks for geographic knowledge discovery. However, existing clustering methods have two severe drawbacks for this purpose. First, spatial c...
118
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TGIS
2002
14 years 9 months ago
2002
Today, there is a huge amount of data gathered about the Earth, not only from new spatial information systems, but also from new and more sophisticated data collection technologie...
IV
2002
IEEE
15 years 3 months ago
2002
IEEE
In this paper a visual approach to querying in large spatial databases is presented. A diagrammatic technique utilising a data flow metaphor is used to express different kinds of...