Keyphrases
- sign language
- keyword search
- sign language recognition
- relational databases
- search engine
- keywords
- structured data
- gesture recognition
- hand tracking
- xml documents
- xml data
- xml databases
- sign recognition
- xml keyword search
- keyword search in relational databases
- keyword search over relational databases
- keyword queries
- hand gestures
- search queries
- web search engines
- query language
- american sign language
- proximity search
- inverted index
- web search
- automatic recognition
- hidden markov models
- information retrieval
- database