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Method and apparatus for document information management

  • US 7,120,625 B2
  • Filed: 05/17/2002
  • Issued: 10/10/2006
  • Est. Priority Date: 11/15/2001
  • Status: Expired due to Fees
First Claim
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1. A document information management method for a document information management system storing a plurality of documents with at least their registrant user information and content information as retrieval information, the method comprising the steps of:

  • in response to a document registration request to register a new document from a user, extracting content information from the new document;

    retrieving from the plurality of documents currently stored in said document information management system a subset of documents whose content information have high similarity with said extracted content information of the new document;

    identifying the registrants of said retrieved subset of documents; and

    notifying, that the new document has been registered in the document information management system, to said identified registrants, andwherein said step of retrieving generates a seed document from the new document and compares said seed document with the plurality of documents currently stored in said document information management system to retrieve a document of content information having high similarity.

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