Keyphrases
- database
- document collections
- information retrieval
- document retrieval
- information retrieval systems
- web documents
- text documents
- xml documents
- multi modal
- document classification
- document clustering
- retrieval systems
- legal documents
- metadata
- keywords
- document representation
- document analysis
- digital documents
- free text
- audio visual
- user queries
- text analysis
- semantic relationships
- multimodal interaction
- plagiarism detection
- textual content
- retrieved documents
- latent semantic analysis
- natural language processing
- test collection
- relevant documents