551 search results - page 5 / 111 » Social spam detection |
WWW
2009
ACM
14 years 8 months ago
2009
ACM
Image spam is a new obfuscating method which spammers invented to more effectively bypass conventional text based spam filters. In this paper, we extract local invariant features ...
CEAS
2007
Springer
14 years 1 months ago
2007
Springer
We address the problem of filtering image spam, a rapidly spreading kind of spam in which the text message is embedded into attached images to defeat spam filtering techniques b...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Email spam is a much studied topic, but even though current email spam detecting software has been gaining a competitive edge against text based email spam, new advances in spam g...
AIRWEB
2008
Springer
13 years 9 months ago
2008
Springer
We present an algorithm, witch, that learns to detect spam hosts or pages on the Web. Unlike most other approaches, it simultaneously exploits the structure of the Web graph as we...
CSE
2009
IEEE
14 years 8 days ago
2009
IEEE
In this paper we propose a new reciprocity index for quantifying social relationships based on mobile phone call detail records and Twitter blogs. We use this reciprocity index to ...