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Drawing Device for Relationship Diagram of Documents Arranging the Documents in Chronolgical Order

  • US 20080294651A1
  • Filed: 09/12/2005
  • Published: 11/27/2008
  • Est. Priority Date: 09/14/2004
  • Status: Abandoned Application
First Claim
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1. A document correlation diagram drawing device, comprising:

  • extraction means for extracting content data and time data of each of a plurality of document elements each including one or a plurality of documents;

    tree diagram drawing means for drawing a tree diagram showing correlations between the plurality of document elements on the basis of the content data of the document elements;

    clustering means for cutting the tree diagram on the basis of a predetermined rule and extracting clusters; and

    intra-cluster arrangement means for determining an intra-cluster arrangement of the document elements belonging to each cluster on the basis of the time data of the document elements.

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