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224
Voted
WWW
2010
ACM
16 years 1 months ago
2010
ACM
Recommender systems are an important component of many websites. Two of the most popular approaches are based on matrix factorization (MF) and Markov chains (MC). MF methods learn...
163
Voted
CIKM
2009
Springer
16 years 1 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...
195
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IMC
2009
ACM
16 years 1 months ago
2009
ACM
With over half a billion users, Online Social Networks (OSNs) are the major new applications on the Internet. Little information is available on the network impact of OSNs, althou...
148
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ICC
2008
IEEE
16 years 1 months ago
2008
IEEE
—With the popularity of BitTorrent, improving its performance has been an active research area. Super-seeding, a special upload policy for initial seeds, improves the efficiency ...
147
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CCS
2007
ACM
16 years 21 days ago
2007
ACM
This paper studies an active underground economy which specializes in the commoditization of activities such as credit card fraud, identity theft, spamming, phishing, online crede...