276 search results - page 11 / 56 » An Effective Complete-Web Recommender System |
KDD
2006
ACM
14 years 7 months ago
2006
ACM
Recent research has identified significant vulnerabilities in recommender systems. Shilling attacks, in which attackers introduce biased ratings in order to influence future recom...
IAT
2009
IEEE
14 years 2 months ago
2009
IEEE
Collaborative Filtering based on similarity suffers from a variety of problems such as sparsity and scalability. In this paper, we propose an ontological model of trust between us...
SIGECOM
2010
ACM
14 years 7 days ago
2010
ACM
Product recommendation and decision support systems must generally develop a model of user preferences by querying or otherwise interacting with a user. Recent approaches to elici...
IPM
2011
12 years 10 months ago
2011
Abstract-Search engines, such as Google, assign scores to news articles based on their relevancy to a query. However, not all relevant articles for the query may be interesting to ...
HICSS
2007
IEEE
14 years 1 months ago
2007
IEEE
In this paper, we address an issue of design in online rating systems: how many items should be elicited from the ratings provider. Recommender and reputation systems have traditi...