SP
2009
IEEE
14 years 5 months ago
2009
IEEE
Recommendation systems can be attacked in various ways, and the ultimate attack form is reached with a sybil attack, where the attacker creates a potentially unlimited number of s...
WWW
2008
ACM
14 years 11 months ago
2008
ACM
High-quality, personalized recommendations are a key feature in many online systems. Since these systems often have explicit knowledge of social network structures, the recommenda...