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ICASSP
2010
IEEE
13 years 11 months ago
A nonnegative sparsity induced similarity measure with application to cluster analysis of spam images
Image spam is an email spam that embeds text content into graphical images to bypass traditional spam filters. The majority of previous approaches focus on filtering image spam ...
Yan Gao, Alok N. Choudhary, Gang Hua
AIRWEB
2009
Springer
14 years 5 months ago
Looking into the past to better classify web spam
Web spamming techniques aim to achieve undeserved rankings in search results. Research has been widely conducted on identifying such spam and neutralizing its influence. However,...
Na Dai, Brian D. Davison, Xiaoguang Qi
CEAS
2008
Springer
14 years 25 days ago
A Campaign-based Characterization of Spamming Strategies
This paper presents a methodology for the characterization of spamming strategies based on the identification of spam campaigns. To deeply understand how spammers abuse network re...
Pedro Calais, Douglas Pires, Dorgival Olavo Guedes...
CSE
2009
IEEE
14 years 5 months ago
Ranking Comments on the Social Web
— We study how an online community perceives the relative quality of its own user-contributed content, which has important implications for the successful self-regulation and gro...
Chiao-Fang Hsu, Elham Khabiri, James Caverlee
AIRWEB
2007
Springer
14 years 5 months ago
Transductive Link Spam Detection
Web spam can significantly deteriorate the quality of search engines. Early web spamming techniques mainly manipulate page content. Since linkage information is widely used in we...
Dengyong Zhou, Chris Burges, Tao Tao