Using Bi-level Penalized Logistic Classifier to Detect Zombie Accounts in Online Social Networks.
Jing DengXiaoli GaoChunyue WangPublished in: ICNCC (2016)
Keyphrases
- online social networks
- bi level
- social networks
- gray scale
- training data
- detection algorithm
- network structure
- detection method
- social networking
- pricing model
- online social networking
- social relations
- social relationships
- social networking sites
- online communities
- social media
- class labels
- support vector
- social graphs
- loss function
- malicious activities
- feature selection
- content analysis
- co occurrence
- multi label classification
- social context
- user activity
- training set
- viral marketing
- image segmentation