126 search results - page 5 / 26 » Evacuation Planning: A Spatial Network Database Approach |
173
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GIS
2008
ACM
15 years 10 months ago
2008
ACM
Isochrones are defined as the set of all points from which a specific point of interest is reachable within a given time span. This demo paper presents a solution to compute isoch...
181
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GIS
2006
ACM
15 years 10 months ago
2006
ACM
The result of a distance join operation on two sets of objects R, S on a spatial network G is a set P of object pairs <p, q>, p R, q S such that the distance of an object ...
DEXAW
2005
IEEE
15 years 3 months ago
2005
IEEE
Sensor networks have opened new horizons and opportunities for a variety of environmental monitoring, surveillance and healthcare applications. One of the major tasks of sensor ne...
DEXA
2010
Springer
14 years 10 months ago
2010
Springer
The class of k Nearest Neighbor (kNN) queries in spatial networks has been widely studied in the literature. All existing approaches for kNN search in spatial networks assume that ...
85
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INCDM
2010
Springer
15 years 1 months ago
2010
Springer
This paper reports on a mechanism to identify temporal spatial trends in social networks. The trends of interest are defined in terms of the occurrence frequency of time stamped p...