Keyphrases
- computational complexity
- parse tree
- np complete
- natural language
- natural language processing
- domain specific
- high computational complexity
- context sensitive
- context free grammars
- low complexity
- broad coverage
- computational efficiency
- memory requirements
- semantic relations
- graph grammars
- computationally efficient
- wordnet
- special case
- keywords
- lexical information
- linear computational complexity
- bit rate
- natural language sentences
- textual entailment
- context free
- np hard
- computational cost
- knowledge representation
- co occurrence
- semantic network