Keyphrases
- natural language
- context free grammars
- context free
- natural language processing
- pattern matching
- natural language parsing
- speech understanding
- real time
- penn treebank
- shallow parsing
- stochastic context free grammars
- phrase structure
- semantic parsing
- error recovery
- dependency parsing
- cross language
- parse tree
- intermediate representation
- syntactic analysis
- semantic analysis
- context dependent
- multiscale
- genetic algorithm
- machine learning
- wide coverage
- syntactic pattern recognition
- database