281
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GIS
2004
ACM
16 years 8 months ago
2004
ACM
In the geometric data model [6], spatio-temporal data are modelled as a finite collection of triangles that are transformed by time-dependent affinities. To facilitate querying an...
304
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GIS
2004
ACM
16 years 8 months ago
2004
ACM
Moving point object data can be analyzed through the discovery of patterns. We consider the computational efficiency of detecting four such spatio-temporal patterns, namely flock,...
282
Voted
GIS
2004
ACM
16 years 8 months ago
2004
ACM
Recent growth of the geospatial information on the web has made it possible to easily access various maps and orthoimagery. By integrating these maps and imagery, we can create in...
295
click to vote
GIS
2004
ACM
16 years 8 months ago
2004
ACM
The advances in wireless communication and decreasing costs of mobile devices have enabled users to access desired information at any time. Coupled with positioning technologies l...