36 citations · 36 across the 2 of their papers we have counts for
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cs.SI2018
Securing Tag-based recommender systems against profile injection attacks: A comparative study
Georgios Pitsilis, Heri Ramampiaro, Helge Langseth
This work addresses challenges related to attacks on social tagging systems, which often comes in a form of malicious annotations or profile injection attacks. In particular, we st…
cs.SI2012★ 36 cited
Social Trust as a solution to address sparsity-inherent problems of Recommender systems
Georgios Pitsilis, Svein J. Knapskog
Trust has been explored by many researchers in the past as a successful solution for assisting recommender systems. Even though the approach of using a web-of-trust scheme for assi…