Keyphrases
- latent dirichlet allocation
- linear discriminant analysis
- moving objects
- discriminant analysis
- multi frame
- information retrieval
- natural language processing
- generative model
- domain specific
- information retrieval systems
- digital libraries
- topic models
- data mining
- maximum likelihood
- dimensionality reduction
- query expansion
- principal component analysis
- video frames
- feature extraction
- face recognition
- machine learning
- data sets
- semantic links