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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...
KDD
2005
ACM
14 years 7 months ago
2005
ACM
Abstract. To make accurate recommendations, recommendation systems currently require more data about a customer than is usually available. We conjecture that the weaknesses are due...
KDD
2004
ACM
14 years 7 months ago
2004
ACM
Abstract. We present a Context Ultra-Sensitive Approach based on two-step Recommender systems (CUSA-2step-Rec). Our approach relies on a committee of profile-specific neural networ...
KDD
2001
ACM
14 years 7 months ago
2001
ACM
We present a generalization of frequent itemsets allowing the notion of errors in the itemset definition. We motivate the problem and present an efficient algorithm that identifie...
CHI
2002
ACM
14 years 7 months ago
2002
ACM
Many applications require users to specify preferences. We support users in this task by letting them define preferences relative to their personal history or that of other users....