1927 search results - page 70 / 386 » An Access Control Model for Location based Services |
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Publication
Identifying the percentage of the population being served by a transit system in a metropolitan region is a key performance measure. This performance measure depends mainly on the ...
JOT
2006
14 years 10 months ago
2006
Many data base applications require the storage and manipulation of different versions of data objects. To satisfy the diverse needs of these applications, current database system...
CIKM
2010
Springer
14 years 8 months ago
2010
Springer
Online social networks often involve very large numbers of users who share very large volumes of content. This content is increasingly being tagged with geo-spatial and temporal c...
CCGRID
2002
IEEE
15 years 3 months ago
2002
IEEE
Efficient schemes for deploying and maintaining widearea services and accessing such services are essential if the Internet is to sustain itself as the communication medium for b...
113
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SAC
2010
ACM
15 years 4 months ago
2010
ACM
In this paper, we explore the problem of processing a novel type of location based queries, named the location based top-k query, which involves both of spatial and non-spatial sp...