Keyphrases
- digital libraries
- metadata
- metadata extraction
- visual interfaces
- resource discovery
- metadata records
- digital objects
- digital library systems
- digital documents
- metadata creation
- data analysis
- dublin core metadata
- data visualization
- educational resources
- visualization tools
- digital content
- information resources
- learning objects
- technology advances
- national library
- document image analysis
- database
- interactive visualization
- visualization tool
- cultural heritage
- effective retrieval
- dublin core
- metadata management
- self organizing maps
- multimedia
- oai pmh
- geographic information
- cidoc crm
- bibliographic information
- electronic documents
- user communities
- neural network