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ALGORITHMICA
2007
118views more  ALGORITHMICA 2007»
14 years 10 months ago
External-Memory Algorithms for Processing Line Segments in Geographic Information Systems
d abstract) Lars Arge1 , Darren Erik Vengroff2 , and Jeffrey Scott Vitter3 1 BRICS† , Department of Computer Science, University of Aarhus, Aarhus, Denmark 2 Department of Comp...
Lars Arge, Darren Erik Vengroff, Jeffrey Scott Vit...
GIS
2008
ACM
14 years 9 months ago
Geographical analysis of hierarchical business structures by interactive drill down
This paper deals with the geographical analysis and visualization of network marketing. The aim of the study was to develop interactive visual methods, which help to answer questi...
Klaus Böhm, Eva Daub
GIS
2008
ACM
14 years 9 months ago
SRTM resample with short distance-low nugget kriging
SRTM data is distributed at horizontal resolution of 30 meters for areas within the U.S.A. and at 90 meters resolution for the rest of the world. A resolution of 90m can be conside...
C. H. Grohmann, S. S. Steiner
GIS
2006
ACM
14 years 9 months ago
B-Spline curve smoothing under position constraints for line generalisation
Currently, most of the operations performed for the construction of marine charts are still done manually. However, with the development of more and more powerful techniques, new ...
Eric Guilbert, Hui Lin 0002
GIS
2006
ACM
14 years 9 months ago
Dynamic simplification and visualization of large maps
In this paper, we present an algorithm that performs simplification of large geographical maps through a novel use of graphics hardware. Given a map as a collection of non-interse...
Nabil H. Mustafa, Shankar Krishnan, Gokul Varadhan...