×

Method and apparatus for content identification and categorization of textual data

  • US 6,363,174 B1
  • Filed: 12/28/1998
  • Issued: 03/26/2002
  • Est. Priority Date: 12/28/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of processing textual data comprising:

  • performing a Burrows-Wheeler transform on the textual data to produce transformed textual data;

    dividing the transformed textual data into a set of one or more intervals;

    mapping the transformed textual data of the set of intervals of transformed textual data thereby producing a first pattern sheet, the first pattern sheet composed of a set of at least one entries; and

    comparing the first pattern sheet to a second pattern sheet.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×