Keyphrases
- relevance ranking
- medical records
- web search
- search queries
- search engine
- keyword search
- topic modeling
- document collections
- ranked list
- keywords
- data mining
- foreign language
- medical data
- free text
- information retrieval
- health care
- structured data
- n gram
- domain knowledge
- sensitive information
- relational databases
- patient data
- metadata
- databases