Large-Scale Evaluation of Topic Models and Dimensionality Reduction Methods for 2D Text Spatialization.
Daniel AtzbergerTim CechMatthias TrappRico RichterWilly ScheibelJürgen DöllnerTobias SchreckPublished in: IEEE Trans. Vis. Comput. Graph. (2024)
Keyphrases
- topic models
- text documents
- text mining
- topic modeling
- latent dirichlet allocation
- text corpora
- dimensionality reduction methods
- probabilistic topic models
- latent topics
- probabilistic model
- latent topic models
- co occurrence
- generative model
- text classification
- dimensionality reduction
- knn
- natural language
- keywords
- information retrieval
- data sets
- database
- news articles
- principal components analysis
- pattern recognition
- learning algorithm