Sciweavers

5401 search results - page 102 / 1081
» Using Versions in GIS
Sort
View
231
Voted
GIS
2007
ACM
16 years 4 months ago
Partition-based lazy updates for continuous queries over moving objects
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...
Yu-Ling Hsueh, Roger Zimmermann, Haojun Wang, Wei-...
203
Voted
GIS
2007
ACM
16 years 4 months ago
A model for enriching trajectories with semantic geographical information
The collection of moving object data is becoming more and more common, and therefore there is an increasing need for the efficient analysis and knowledge extraction of these data ...
Alejandro A. Vaisman, Bart Kuijpers, Bart Moelans,...
205
Voted
GIS
2004
ACM
16 years 4 months ago
Automatically and accurately conflating orthoimagery and street maps
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...
Ching-Chien Chen, Craig A. Knoblock, Cyrus Shahabi...
202
Voted
GIS
2004
ACM
16 years 4 months ago
Algorithms for the placement of diagrams on maps
This paper discusses a variety of ways to place diagrams like pie charts on maps, in particular, administrative subdivisions. The different ways come from different models of the ...
Étienne Schramm, Alexander Wolff, Marc J. v...
216
Voted
GIS
2005
ACM
16 years 4 months ago
In-network surface simplification for sensor fields
Recent research literature on sensor network databases has focused on finding ways to perform in-network aggregation of sensor readings to reduce the message cost. However, with t...
Brian Harrington, Yan Huang