Keyphrases
- domain knowledge
- information retrieval
- document collections
- expert systems
- knowledge discovery
- knowledge management
- knowledge acquisition
- structured information
- knowledge base
- prior knowledge
- meta information
- knowledge sharing
- document retrieval
- relevant documents
- semantic information
- web documents
- domain specific
- text mining
- information extraction
- knowledge representation
- database
- language model
- information retrieval systems
- question answering
- background knowledge
- retrieval systems
- image retrieval
- vector space
- knowledge extraction
- structured documents
- information systems
- textual case based reasoning