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WWW
2011
ACM
13 years 21 days ago
Detecting group review spam
It is well-known that many online reviews are not written by genuine users of products, but by spammers who write fake reviews to promote or demote some target products. Although ...
Arjun Mukherjee, Bing Liu, Junhui Wang, Natalie S....
DSN
2009
IEEE
14 years 16 days ago
Spam detection in voice-over-IP calls through semi-supervised clustering
In this paper, we present an approach for detection of spam calls over IP telephony called SPIT in VoIP systems. SPIT detection is different from spam detection in email in that t...
Yu-Sung Wu, Saurabh Bagchi, Navjot Singh, Ratsamee...
PAKDD
2009
ACM
120views Data Mining» more  PAKDD 2009»
14 years 3 months ago
Detecting Link Hijacking by Web Spammers.
Abstract. Since current search engines employ link-based ranking algorithms as an important tool to decide a ranking of sites, Web spammers are making a significant effort to man...
Masaru Kitsuregawa, Masashi Toyoda, Young-joo Chun...
CIKM
2010
Springer
13 years 4 months ago
Finding unusual review patterns using unexpected rules
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...
Nitin Jindal, Bing Liu, Ee-Peng Lim
KDD
2004
ACM
196views Data Mining» more  KDD 2004»
14 years 6 months ago
Adversarial classification
Essentially all data mining algorithms assume that the datagenerating process is independent of the data miner's activities. However, in many domains, including spam detectio...
Nilesh N. Dalvi, Pedro Domingos, Mausam, Sumit K. ...