Keyphrases
- extensible markup language
- metadata
- electronic documents
- document collections
- data interchange
- human readable
- information retrieval
- xml documents
- information retrieval systems
- xml format
- multilingual documents
- file formats
- document retrieval
- multimedia
- language learning
- pdf files
- natural language
- linguistic analysis
- linguistic resources
- parallel corpus
- ranked list
- intended meaning
- programming language
- semantic information
- user queries
- relevant documents
- pdf documents
- keywords
- text documents
- document classification
- query terms
- bilingual dictionaries
- source language
- web documents
- wordnet
- logical structure
- relational databases
- scientific documents
- clustering algorithm
- vector space model