Keyphrases
- context free grammars
- natural language parsing
- word order
- natural language
- context free
- parse tree
- phrase structure
- wide coverage
- stochastic context free grammars
- graph grammars
- grammar induction
- syntactic pattern recognition
- stochastic grammar
- natural language sentences
- grammatical inference
- tree bank
- probabilistic context free grammars
- semantic analysis
- semantic parsing
- dependency structure
- tree adjoining grammar
- context sensitive
- syntactic analysis
- grammar rules
- word sense disambiguation
- bag of words
- natural language generation
- finite state automata
- regular expressions
- machine translation
- speech understanding
- structured data
- unsupervised learning
- knowledge representation
- hidden markov models
- bayesian networks
- information retrieval