332 search results - page 18 / 67 » An Aristotelian notion of size |
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Applications such as traffic management and resource scheduling for location-based services commonly need to identify regions with high concentrations of moving objects. Such quer...
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
Emergence of the web and online computing applications gave rise to rich large scale social activity data. One of the principal challenges then is to build models and understandin...
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CPAIOR
2009
Springer
15 years 4 months ago
2009
Springer
There has been considerable interest in the identification of structural properties of combinatorial problems that lead, directly or indirectly, to the development of efficient al...
CRYPTO
2009
Springer
15 years 4 months ago
2009
Springer
We construct an efficient delegatable anonymous credentials system. Users can anonymously and unlinkably obtain credentials from any authority, delegate their credentials to other ...
ESA
2009
Springer
15 years 4 months ago
2009
Springer
In this paper, we give evidence for the problems Disjoint Cycles and Disjoint Paths that they cannot be preprocessed in polynomial time such that resulting instances always have a ...