498 search results - page 30 / 100 » Collaborative Filtering CAPTCHAs |
103
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AUSAI
2008
Springer
15 years 3 months ago
2008
Springer
Abstract. The much-publicized Netflix competition has put the spotlight on the application domain of collaborative filtering and has sparked interest in machine learning algorithms...
ECIR
2010
Springer
15 years 3 months ago
2010
Springer
Performance prediction has gained increasing attention in the IR field since the half of the past decade and has become an established research topic in the field. The present work...
112
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SDM
2010
SIAM
15 years 3 months ago
2010
SIAM
Real-world relational data are seldom stationary, yet traditional collaborative filtering algorithms generally rely on this assumption. Motivated by our sales prediction problem, ...
ICDIM
2007
IEEE
15 years 2 months ago
2007
IEEE
In collaborative filtering systems, a common technique is default voting. Unknown ratings are filled with a default value to alleviate the sparsity of rating databases. We show ...
145
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JPDC
2006
15 years 1 months ago
2006
This paper presents a new spectral template-matching approach to countering shrew distributed denial-of-service (DDoS) attacks. These attacks are stealthy, periodic, pulsing, and ...