2. The computer implemented method of claim 1 , further comprising: (viii) storing the document fingerprint for future comparison with other document fingerprints.
2. The computer implemented method of claim 1 , further comprising: (viii) storing the document fingerprint for future comparison with other document fingerprints. 6. The computer implemented method of claim 2 , further comprising: displaying the nodes; and suppressing nodes associated with a presumed document from the display.