Keyphrases
- document retrieval
- semantic search
- information retrieval
- entity retrieval
- language model
- document collections
- retrieval model
- semantic web
- metadata
- pseudo relevance feedback
- expert search
- relevance feedback
- keyword search
- relevant documents
- search tools
- linked data
- query terms
- domain ontology
- passage retrieval
- semantic interoperability
- language modeling
- retrieval effectiveness
- database
- ad hoc retrieval
- machine learning