367 search results - page 30 / 74 » Novelty and Collective Attention |
CRYPTO
2004
Springer
15 years 5 months ago
2004
Springer
Abstract. We study the problem of broadcasting confidential information to a collection of n devices while providing the ability to revoke an arbitrary subset of those devices (and...
121
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ETRICS
2006
15 years 5 months ago
2006
Recommender systems are widely used to help deal with the problem of information overload. However, recommenders raise serious privacy and security issues. The personal information...
102
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WSC
2007
15 years 3 months ago
2007
Conceptual modeling, deciding what to include in the model, is a very important task in the modeling process. However, it has so far received relatively little attention in the li...
139
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DBSEC
2010
15 years 2 months ago
2010
As online social networking sites become more and more popular, they have also attracted the attentions of the spammers. In this paper, Twitter, a popular micro-blogging service, i...
DELOS
2007
15 years 2 months ago
2007
The similarity search has become a fundamental computational task in many applications. One of the mathematical models of the similarity – the metric space – has drawn attenti...