CIKM
2010
Springer
13 years 3 months ago
2010
Springer
In recent years, opinion mining attracted a great deal of research attention. However, limited work has been done on detecting opinion spam (or fake reviews). The problem is analo...
KDD
2003
ACM
14 years 5 months ago
2003
ACM
Unexpected rules are interesting because they are either previously unknown or deviate from what prior user knowledge would suggest. In this paper, we study three important issues...