Keyphrases
- document classification
- information retrieval systems
- document retrieval
- retrieval systems
- web documents
- document collections
- document images
- document clustering
- data collection
- text documents
- vector space model
- information retrieval
- document processing
- database
- real time
- tf idf
- multimedia documents
- digital documents
- relevant documents
- topic models
- language model
- relevance feedback
- information extraction
- knowledge base
- genetic algorithm
- data mining