Discriminative Bi-Term Topic Model for Headline-Based Social News Clustering.
Yunqing XiaNan TangAmir HussainErik CambriaPublished in: FLAIRS Conference (2015)
Keyphrases
- topic models
- topic discovery
- latent dirichlet allocation
- topic modeling
- microblog posts
- weakly supervised
- topic tracking
- social media
- probabilistic latent semantic analysis
- lda model
- clustering algorithm
- relevance model
- unsupervised learning
- text documents
- probabilistic model
- generative model
- latent topics
- co occurrence
- baseline models
- text mining
- variational inference
- news articles
- latent variables
- gibbs sampling
- social networks
- k means
- topic detection
- document clustering
- semi supervised
- active learning
- latent topic model
- text classification
- machine learning