Keyphrases
- grammar induction
- context free grammars
- language processing
- higher order
- visual languages
- natural language processing
- pairwise
- natural language
- grammatical inference
- context free
- high order
- hypergraph model
- tree grammars
- syntactic pattern recognition
- context free languages
- unsupervised methods
- np hard
- parse selection
- tree adjoining
- data mining
- mildly context sensitive
- finite state automata
- graph grammars
- machine translation
- relational databases
- social networks
- information retrieval