Identifying High Quality Carding Services in Underground Economy using Nonparametric Supervised Topic Model.
Weifeng LiJunming YinHsinchun ChenPublished in: ICIS (2016)
Keyphrases
- topic models
- weakly supervised
- topic modeling
- supervised topic models
- latent dirichlet allocation
- text mining
- variational inference
- baseline models
- text documents
- hierarchical bayesian
- co occurrence
- latent topics
- latent variables
- probabilistic model
- supervised learning
- semi supervised
- generative model
- gibbs sampling
- dirichlet process
- multi class
- unsupervised learning
- lda model
- microblog posts
- learning algorithm
- probabilistic topic models
- text corpora
- pairwise
- machine learning