Keyphrases
- document collections
- information retrieval
- information retrieval systems
- relevant documents
- xml documents
- web documents
- text documents
- document classification
- document retrieval
- legal documents
- highly relevant
- multimedia documents
- web data
- user queries
- retrieval systems
- document clustering
- metadata
- neural network
- textual content
- document analysis
- data sets
- electronic documents
- plagiarism detection
- index terms
- search engine
- structured documents
- semantic relationships
- vector space model
- similarity measure
- keywords
- semantic information