Comparing Different Term Weighting Schemas for Topic Modeling.
Ciprian-Octavian TruicaFlorin RadulescuAlexandru BoiceaPublished in: SYNASC (2016)
Keyphrases
- topic modeling
- term weighting
- topic models
- text categorization
- information retrieval
- text classification
- term frequency
- tf idf
- text documents
- text retrieval
- latent dirichlet allocation
- text mining
- language modeling
- vector space model
- retrieval systems
- databases
- collaborative filtering
- k nearest neighbor
- document clustering
- query terms
- probabilistic model
- prior knowledge
- neural network