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88
Voted
GEOINFO
2004
14 years 11 months ago
2004
: In this paper we approach the problems of rounding errors in geometric algorithms. Particularly, we are interested in geometric algorithms used by TerraLib
104
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GIS
2007
ACM
14 years 10 months ago
2007
ACM
Thin plate spline interpolation is a widely used approach to generate a digital elevation model (DEM) from contour lines and scattered data. In practice, contour maps are scanned a...
GIS
2007
ACM
14 years 10 months ago
2007
ACM
This paper describes a deterministic approach for the typification of buildings which uses several levels of details for the derivation of intermediate scales. The typification pro...
178
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GIS
2007
ACM
15 years 11 months ago
2007
ACM
We investigate the application of a new category of low-level image descriptors termed interest points to remote sensed image analysis. In particular, we compare how scale and rot...
166
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GIS
2007
ACM
15 years 11 months ago
2007
ACM
We propose a new multi-scale terrain model, based on a hierarchical representation for the morphology of a terrain. The basis of our morphological model is a dual Morse decomposit...