Keyphrases
- semantic relations
- semantic structure
- word pairs
- wordnet
- noun phrases
- semantic network
- lexical chains
- relation extraction
- dependency relations
- ontology learning
- co occurrence
- dependency tree
- semantic relationships
- natural language processing
- semantic relatedness between words
- knowledge sources
- text documents
- text retrieval
- text mining
- information retrieval
- keywords
- semantic information
- web documents
- computational linguistics
- databases
- measuring semantic similarity