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Categorization based on record linkage theory

  • US 20020156793A1
  • Filed: 03/02/2001
  • Published: 10/24/2002
  • Est. Priority Date: 03/02/2001
  • Status: Active Grant
First Claim
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1. A method for categorizing an item based on a training set of categorized items, the method comprising the steps of:

  • (a) parsing an item into at least one token;

    (b) identifying, from a plurality of categories, at least one category that contains at least one occurrence of at least one token from the item;

    (c) calculating an agreement weight based on Record Linkage Theory for each of the at least one token from the item that occurs in a first category of the at least one category;

    (d) combining the agreement weights to determine a total weight for the first category; and

    (e) repeating steps (c) and (d) for each category that contains at least one occurrence of at least one token from the item.

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