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PODS
2011
ACM
12 years 12 months ago
2011
ACM
In the traditional data exchange setting, source instances are restricted to be complete in the sense that every fact is either true or false in these instances. Although natural ...
VLDB
2005
ACM
14 years 9 months ago
2005
ACM
With the recent advances in wireless networks, embedded systems and GPS technology, databases that manage the location of moving objects have received increased interest. In this ...
CCS
2008
ACM
13 years 11 months ago
2008
ACM
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
CIKM
2008
Springer
13 years 11 months ago
2008
Springer
Similarity search in metric spaces is a general paradigm that can be used in several application fields. It can also be effectively exploited in content-based image retrieval syst...
HT
2009
ACM
14 years 3 months ago
2009
ACM
While weblogs have been conceptualised as personal thinking spaces since their early days, those uses have not been studied in detail. The purpose of this paper is to explore how ...