Mining contrastive opinions on political texts using cross-perspective topic model.
Yi FangLuo SiNaveen SomasundaramZhengtao YuPublished in: WSDM (2012)
Keyphrases
- topic models
- text mining
- text documents
- latent dirichlet allocation
- topic modeling
- text streams
- social media
- co occurrence
- latent topics
- probabilistic model
- latent variables
- topic discovery
- data mining
- generative model
- variational inference
- gibbs sampling
- probabilistic topic models
- baseline models
- machine learning
- information extraction
- bayesian inference
- text classification
- image classification
- knowledge discovery
- latent topic model
- statistical topic models