96 search results - page 9 / 20 » Top-k spatial keyword queries on road networks |
CIKM
2006
Springer
15 years 1 months ago
2006
Springer
In this paper we introduce the distributed spatio-temporal similarity search problem: given a query trajectory Q, we want to find the trajectories that follow a motion similar to ...
113
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OTM
2005
Springer
15 years 3 months ago
2005
Springer
Because moving objects usually moves on spatial networks, efficient trajectory index structures are required to gain good retrieval performance on their trajectories. However, ther...
100
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VLDB
2004
ACM
15 years 3 months ago
2004
ACM
A frequent type of query in spatial networks (e.g., road networks) is to find the K nearest neighbors (KNN) of a given query object. With these networks, the distances between ob...
GIS
2010
ACM
14 years 7 months ago
2010
ACM
Recording the location of people using location-acquisition technologies, such as GPS, allows generating life patterns, which associate people to places they frequently visit. Con...
TKDE
2011
14 years 1 months ago
2011
Given a positive value r, a distance based range query returns the objects that lie within the distance r of the query location.
In this paper, we focus on the distance based rang...