Semantic Characterization of Tweets Using Topic Models: A Use Case in the Entertainment Domain.
Andrés García-SilvaVíctor Rodríguez-DoncelÓscar CorchoPublished in: Int. J. Semantic Web Inf. Syst. (2013)
Keyphrases
- topic models
- topic modeling
- latent dirichlet allocation
- latent semantics
- latent topics
- text mining
- domain ontology
- latent topic models
- text documents
- probabilistic model
- co occurrence
- generative model
- social media
- latent variables
- text corpora
- news articles
- statistical topic models
- natural language
- concept hierarchy
- gibbs sampling
- hierarchical bayesian model
- semantic similarity
- data mining
- named entities
- semantic information
- information extraction
- probabilistic latent semantic analysis
- probabilistic topic models
- pairwise
- information retrieval