Searching for definitional answers on the web using surface patterns

Alejandro Figueroa, Günter Neumann, John Atkinson

Research output: Contribution to specialist publicationArticle

2 Scopus citations

Abstract

A novel question-answering system employs query rewriting techniques to increase the probability of extracting nuggets from various Web snippets by matching surface patterns. Experimental results show the approach's promise versus existing techniques.

Original languageEnglish
Pages68-76
Number of pages9
Volume42
No4
Specialist publicationComputer
DOIs
StatePublished - 2009
Externally publishedYes

Keywords

  • Context
  • Data mining
  • Epilepsy
  • Feature extraction
  • Matched filters
  • Natural-language processing
  • Pattern matching
  • Probability density function
  • Question-answering systems
  • Text mining
  • Text retrieval

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