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Method for distinguishing between objects using mace filters

  • US 5,862,258 A
  • Filed: 11/04/1996
  • Issued: 01/19/1999
  • Est. Priority Date: 11/04/1996
  • Status: Expired due to Fees
First Claim
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1. A method for performing detection and distinction of several different categories of objects in a given scene, said method comprising the steps of:

  • a) creating a pair of matched filters for each respective category of objects;

    b) producing a synthetic substitution filter for each respective category from the matched filters for that category;

    c) combining the synthetic substitution filters into one MACE filter;

    d) displaying the MACE filter on the filter plane of an optical correlator; and

    e) observing any emergent delta functions and measuring the angle between the functions, the angle being indicative of a unique category of objects.

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