671 search results - page 99 / 135 » Spatial Reasoning with a Hole |
GIS
2002
ACM
13 years 7 months ago
2002
ACM
The focus of this paper is on interoperability issues to achieve data integration in distributed databases for geographic applications. Our concrete application is in the context ...
GIS
2002
ACM
13 years 7 months ago
2002
ACM
Despite the recognition of cellular automata (CA) as a exible and powerful tool for urban growth simulation, the calibration of CA had been largely heuristic until recent eVorts to...
GIS
2010
ACM
13 years 6 months ago
2010
ACM
In this paper, we aim to estimate the similarity between users according to their GPS trajectories. Our approach first models a user’s GPS trajectories with a semantic location ...
GIS
2010
ACM
13 years 6 months ago
2010
ACM
We describe and demonstrate CBGIR, a web-based system for performing content-based image retrieval in large sets of high-resolution overhead images. The system provides a familiar...
LPAR
2010
Springer
13 years 6 months ago
2010
Springer
We address the problem of merging qualitative constraint networks (QCNs) representing agents local preferences or beliefs on the relative position of spatial or temporal entities. ...