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Structuring document based on table of contents

  • US 20060248070A1
  • Filed: 04/27/2005
  • Published: 11/02/2006
  • Est. Priority Date: 04/27/2005
  • Status: Active Grant
First Claim
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1. A method for structuring a document organized as a plurality of nodes:

  • associated with a table of contents, the method comprising;

    clustering the nodes into a plurality of clusters based on a similarity criterion;

    identifying one of the clusters as corresponding to a highest or lowest level of the table of contents based on a selection criterion;

    assigning the highest or lowest level to the nodes belonging to the identified cluster;

    repeating the identifying and assigning to assign levels to the nodes belonging to each next highest or lowest level of the table of contents, the repeated identifying being based on the selection criteria applied disregarding nodes that have already been assigned a level; and

    structuring the document based at least in part on the levels assigned to the table of contents nodes.

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