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Systems and methods for indexing each level of the inner structure of a string over a language having a vocabulary and a grammar

  • US 20050138000A1
  • Filed: 12/19/2003
  • Published: 06/23/2005
  • Est. Priority Date: 12/19/2003
  • Status: Active Grant
First Claim
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1. A method for indexing at least one string over a language having a vocabulary and a grammar, comprising:

  • dividing, for each string, that string into a plurality of component parts according to the grammar;

    determining a bit index for each component part; and

    unioning, for each at least one set of component parts, the bit indices of the component parts within that set of component parts into a bit index for that set of component parts.

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