LDA topics: Representation and evaluation.
Muhammad OmarByung-Won OnIngyu LeeGyu Sang ChoiPublished in: J. Inf. Sci. (2015)
Keyphrases
- latent dirichlet allocation
- topic models
- topic modeling
- topic discovery
- face recognition
- word counts
- principal component analysis
- latent topics
- information retrieval
- linear discriminant analysis
- linear discriminate analysis
- text analysis
- evaluation method
- latent variables
- image representation
- feature extraction
- evaluation model
- information retrieval systems
- feature space