Keyphrases
- decision problems
- context free
- regular languages
- context free languages
- context dependent
- context sensitive
- grammatical inference
- computational complexity
- finite state
- utility function
- optimal policy
- grammar rules
- phrase structure
- np hard
- inductive inference
- context free grammars
- probabilistic context free grammars
- natural language
- parse tree
- language learning
- semantic analysis