146 search results - page 13 / 30 » Spectrum based fraud detection in social networks |
CIKM
2003
Springer
14 years 25 days ago
2003
Springer
Given a snapshot of a social network, can we infer which new interactions among its members are likely to occur in the near future? We formalize this question as the link predicti...
ICMI
2009
Springer
14 years 2 months ago
2009
Springer
In this paper we investigate a set of privacy-sensitive audio features for speaker change detection (SCD) in multiparty conversations. These features are based on three different...
WAW
2004
Springer
14 years 28 days ago
2004
Springer
We develop an algorithm to detect community structure in complex networks. The algorithm is based on spectral methods and takes into account weights and links orientations. Since t...
LOCA
2007
Springer
14 years 1 months ago
2007
Springer
In this paper we present an approach to analyzing the social behaviors that occur in a typical office space. We describe a system consisting of over 200 motion sensors connected ...
AAAI
2012
11 years 10 months ago
2012
As the popularity of the social media increases, as evidenced in Twitter, Facebook and China’s Renren, spamming activities also picked up in numbers and variety. On social netwo...