Topic Modeling for Short Texts with Co-occurrence Frequency-Based Expansion.
Gabriel PedrosaMarcelo PitaPaulo Viana BicalhoAnísio LacerdaGisele L. PappaPublished in: BRACIS (2016)
Keyphrases
- co occurrence
- topic modeling
- short texts
- topic models
- short text
- latent topics
- latent dirichlet allocation
- text documents
- semantic similarity
- probabilistic latent semantic analysis
- text corpora
- wordnet
- latent variables
- collaborative filtering
- semantic relations
- named entities
- text classification
- machine learning
- generative model
- text mining
- prior knowledge
- information retrieval
- query terms
- text categorization
- knowledge base
- search engine