Preventing shilling attacks in online recommender systems.
Paul-Alexandru ChiritaWolfgang NejdlCristian ZamfirPublished in: WIDM (2005)
Keyphrases
- recommender systems
- product recommendation
- collaborative filtering
- attack detection
- online learning
- collaborative filtering algorithms
- matrix factorization
- data sparsity
- user modeling
- real time
- user profiling
- user preferences
- user profiles
- injection attacks
- countermeasures
- information overload
- traffic analysis
- malicious attacks