321 search results - page 52 / 65 » A Topological Data Model for Spatial Databases |
PERVASIVE
2009
Springer
14 years 2 months ago
2009
Springer
Simulated, false location reports can be an effective way to confuse a privacy attacker. When a mobile user must transmit his or her location to a central server, these location re...
KDD
2009
ACM
14 years 5 days ago
2009
ACM
Graphs or networks can be used to model complex systems. Detecting community structures from large network data is a classic and challenging task. In this paper, we propose a nove...
EDBT
2004
ACM
14 years 1 months ago
2004
ACM
Qualitative spatial reasoning forms an important part of the commonsense reasoning required for building intelligent Geographical Information Systems (GIS). Previous research has c...
TGIS
2002
13 years 7 months ago
2002
While the presence of uncertainty in the geometric and attribute aspects of geographic information is well known, it is also present in temporal information. In spatiotemporal GIS...
DASFAA
2008
IEEE
14 years 2 months ago
2008
IEEE
Graph is an important data structure to model complex structural data, such as chemical compounds, proteins, and XML documents. Among many graph data-based applications, sub-graph ...