Latent dirichlet allocation: stability and applications to studies of user-generated content.
Sergei KoltsovOlessia KoltsovaSergey I. NikolenkoPublished in: WebSci (2014)
Keyphrases
- information retrieval
- latent dirichlet allocation
- user generated content
- topic models
- text mining
- probabilistic topic models
- topic modeling
- social media
- generative model
- topic discovery
- gibbs sampling
- variational bayesian inference
- lda model
- latent topics
- variational inference
- search engine
- probabilistic latent semantic analysis
- recommender systems
- latent topic model
- latent variables
- latent topic models
- information extraction
- hierarchical bayesian model
- word counts
- probabilistic model
- knowledge discovery
- association rules
- social networks
- co occurrence
- dimensionality reduction
- machine learning