Searching via Keywords or Concept Hierarchies - Which is Better?.
Richard F. E. SutcliffeKieran WhitePublished in: LREC (2002)
Keyphrases
- concept hierarchy
- keywords
- formal concept analysis
- search engine
- user profiles
- co occurrence
- wordnet
- attribute oriented induction
- attribute values
- text corpora
- general purpose
- background knowledge
- domain ontology
- prior knowledge
- attribute oriented
- semantic information
- concept lattice
- knowledge discovery
- data structure