Keyphrases
- xml documents
- xml format
- semi structured documents
- document centric
- metadata
- document structure
- xml data
- extensible markup language
- document repository
- structured documents
- content and structure
- standard for data exchange
- electronic documents
- document collections
- information retrieval
- information retrieval systems
- semi structured
- xml schema
- relational databases
- document type
- semi structured data
- document retrieval
- text documents
- data model
- document classification
- xml databases
- web documents
- structured data
- database
- xml fragments
- xml retrieval
- xml queries
- free text
- keyword search
- keywords
- data interchange
- markup language
- xpath expressions
- xml files
- document analysis
- query language
- document management
- data sources
- logical structure
- text categorization
- semantic information
- multi document summarization
- query terms
- relevant documents