Improving LDA topic models for microblogs via tweet pooling and automatic labeling.
Rishabh MehrotraScott SannerWray L. BuntineLexing XiePublished in: SIGIR (2013)
Keyphrases
- topic models
- latent dirichlet allocation
- latent topics
- topic modeling
- microblog posts
- social media
- gibbs sampling
- probabilistic model
- text mining
- generative model
- text documents
- co occurrence
- topic discovery
- probabilistic topic models
- lda model
- named entities
- latent variables
- collapsed gibbs sampling
- latent semantic analysis
- latent topic models
- variational bayesian inference
- probabilistic latent semantic analysis
- databases
- text corpora
- data analysis
- image segmentation
- artificial intelligence
- relevance model
- text classification
- hierarchical bayesian model
- social networks
- information retrieval