Large-Scale Evaluation of Topic Models and Dimensionality Reduction Methods for 2D Text Spatialization.
Daniel AtzbergerTim CechWilly ScheibelMatthias TrappRico RichterJürgen DöllnerTobias SchreckPublished in: CoRR (2023)
Keyphrases
- topic models
- text documents
- text mining
- topic modeling
- latent dirichlet allocation
- text corpora
- dimensionality reduction methods
- probabilistic model
- generative model
- latent topic models
- co occurrence
- knn
- principal components analysis
- keywords
- information retrieval
- probabilistic topic models
- dimensionality reduction
- discriminant analysis
- news articles
- pattern recognition
- database