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171
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GIS
2003
ACM
15 years 10 months ago
2003
ACM
With the proliferation of mobile computing, the ability to index efficiently the movements of mobile objects becomes important. Objects are typically seen as moving in two-dimensi...
165
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GIS
2004
ACM
15 years 10 months ago
2004
ACM
Triangular Irregular Network (TIN) and Regular Square Grid (RSG) are widely used for representing 2.5 dimensional spatial data. However, these models are not defined from the topo...
187
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GIS
2004
ACM
15 years 10 months ago
2004
ACM
act Model of Three-Dimensional Spatial Data Types Markus Schneider & Brian E Weinrich University of Florida Department of Computer & Information Science & Engineering G...
171
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GIS
2004
ACM
15 years 10 months ago
2004
ACM
Spatial co-location patterns represent the subsets of events whose instances are frequently located together in geographic space. We identified the computational bottleneck in the...
160
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GIS
2005
ACM
15 years 10 months ago
2005
ACM
Numerous raster maps are available on the Internet, but the geographic coordinates of the maps are often unknown. In order to determine the precise location of a raster map, we ex...