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Search query processing to identify related search terms and to correct misspellings of search terms

  • US 7,840,577 B2
  • Filed: 01/06/2006
  • Issued: 11/23/2010
  • Est. Priority Date: 07/15/1998
  • Status: Expired due to Fees
First Claim
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1. A system for processing search query submissions, the system comprising:

  • a data set that maps individual terms to sets of related terms, said data set stored in a computer memory and being based at least partly on a term co-occurrence analysis, said data set comprising a plurality of entries, each of which maps an individual term to a respective set of related terms; and

    a query processing system that uses the data set to identify alternative spellings of misspelled search terms of multiple-term search queries, said query processing system comprising computer hardware that executes software.

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