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Navigation in a hierarchical structured transaction processing system

  • US 7,370,056 B2
  • Filed: 03/11/2004
  • Issued: 05/06/2008
  • Est. Priority Date: 11/19/2002
  • Status: Expired due to Fees
First Claim
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1. A method performed in connection with an arrangement of nodes representable as a graph comprising:

  • correlating keywords with nodes in which the keywords appear to create an inverted index so that the keywords each appear only once and all nodes containing each of the keywords are indexed to those keywords;

    maintaining a thesaurus of synonyms for at least some of the keywords;

    receiving an input from a user containing a meaningful word;

    searching the inverted index to determine whether the meaningful word is a keyword and, if the meaningful word is a keyword, jumping to a node identified in the inverted index as correlated to that keyword, otherwise,searching the thesaurus to determine if the meaningful word is a synonym for at least one particular keyword and, if the meaningful word is the synonym, using the synonym to identify the at least one particular keyword, andjumping to at least one node correlated to the at least one particular keyword.

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