Keyword Query Expansion Task

A Keyword Query Expansion Task is an expansion task of an keyword query using additional keywords.

• Context:
  • It can be solved by a Keyword Query Expansion System.
  • …
• Counter-Example(s):
  • a Related Search Query.
• See: WordNet, Lexical Semantic Similarity Function.

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References

2000

• William Hersh, Susan Price, Larry Donohoe. (2000). “Assessing Thesaurus-based Query Expansion Using the UMLS Metathesaurus.” In: Proceedings of the 2000 Annual AMIA Fall Symposium (AMIA 2000).
  • CONCLUSIONS: Thesaurus-based query expansion causes a decline in retrieval performance generally but improves it in specific instances. Further research must focus on identifying instances where performance improves and how it can be exploited by real users.

1996

• Jinxi Xu, and W. Bruce Croft. (1996). “Query Expansion Using Local and Global Document Analysis.” In: Proceedings of the 19th ACM SIGIR Conference retrieval (SIGIR 1996).

1994

• Ellen M. Voorhees. (1994). “Query Expansion Using Lexical-Semantic Relations.” In: Proceedings of the 17th ACM SIGIR Conference retrieval (SIGIR 1994]]).

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