How Important Is Size? An Investigation of Corpus Size and Meaning in Both Latent Semantic Analysis and Latent Dirichlet Allocation.
Scott A. CrossleyMihai DascaluDanielle S. McNamaraPublished in: FLAIRS Conference (2017)
Keyphrases
- latent dirichlet allocation
- latent semantic analysis
- topic models
- topic modeling
- co occurrence
- probabilistic latent semantic analysis
- generative model
- text mining
- lda model
- least squares
- singular value decomposition
- mixture model
- text classification
- information retrieval systems
- probabilistic model
- keywords
- artificial intelligence