… Sample-by-sample outlier detection methods are vulnerable … and study the effects of the
attack profile injection. To form a … recommender systems: Detection of profile injection attacks,” …

… Then we explain profile injection attack strategies, shilling attack detection schemes and
robust recommendation algorithms proposed so far in detail. Moreover, we briefly explain …

… attack, 28 also known as profile injection attack, is one of well-known attacks to recommender
system… parameters and resistance to outliers. The smaller cluster is identified as the 227 …

… use outlier detection algorithm to detect such types of attacks. Due to high dimensionality of
the data that recommender systems … outlier analysis in detecting profile-injection attacks in E-…

… the profile injection attacks. Finally, SVM is exploited to detect profile injection attacks based
… in studying the Hurry attack, where the malicious users (outliers) create profiles without any …

… attacks as shilling attacks or fake profile injection. In these … are used to detect shilling attacks
in recommender systems. … among effective users, rather than outlier users. It is reasonable …

… Further, we review 40+ countermeasures to detect and/or prevent poisoning attacks, … domain
of recommender systems, while separating attacks on recommender systems from related …

… We propose a new detection approach to defend different profile injection … Detecting
profile injection attacks and suspicious ratings for online recommender systems have naturally …

… of fake profiles into a CF recommender system in an attempt to increase … attacks or profile
injection attacks [3], [4]. Depending on the … Finally, the outlier detection method is used to detect …

… Detection of profile injection attacks in social recommender systems using outlier analysis.
In 2017 IEEE International Conference on Big Data (Big Data), pages 2714–2719. IEEE, 2017…