750 search results - page 146 / 150 » Aggregates in Possibilistic Databases |
CIKM
2009
Springer
14 years 4 months ago
2009
Springer
Trust plays important roles in diverse decentralized environments, including our society at large. Computational trust models help to, for instance, guide users’ judgements in o...
CIKM
2009
Springer
14 years 4 months ago
2009
Springer
This work investigates personalized social search based on the user’s social relations – search results are re-ranked according to their relations with individuals in the user...
FOCS
2008
IEEE
14 years 4 months ago
2008
IEEE
Learning problems form an important category of computational tasks that generalizes many of the computations researchers apply to large real-life data sets. We ask: what concept ...
ER
2007
Springer
14 years 4 months ago
2007
Springer
The tutorial first addresses requirements and semantic problems to integrate digital information into large scale, meaningful networks of knowledge that support not only access to...
PODC
2006
ACM
14 years 3 months ago
2006
ACM
We study the problem of maintaining sketches of recent elements of a data stream. Motivated by applications involving network data, we consider streams that are asynchronous, in w...