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Method for a classification guilty knowledge test and integrated system for detection of deception and information

  • US 20050143629A1
  • Filed: 06/21/2004
  • Published: 06/30/2005
  • Est. Priority Date: 06/20/2003
  • Status: Abandoned Application
First Claim
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1. An apparatus for detecting deception by a test subject, information possessed by the test subject, or both, the apparatus comprising:

  • at least one data output device to provide testing data to the test subject;

    at least one data input device to receive responses from the test subject based on the testing data; and

    at least one computer, associated with at least one data storage device, and coupled among the at least one data output device and the at least one data input device;

    wherein the testing data includes;

    known relevant stimuli that are relevant to a specific subject matter related to specific knowledge, events, or actions, and are known to the test subject;

    irrelevant stimuli that are irrelevant to the specific subject matter and critical relevant stimuli that are relevant to the specific subject matter and that the test subject does not acknowledge knowing;

    wherein the computer receives from the at least one input device, and stores in the data storage device, measurements of the test subject'"'"'s psychophysiological responses to the testing data, wherein the stored measurements permit classifying the test subject'"'"'s responses to the critical relevant stimuli as being more similar to the test subject'"'"'s responses to the known relevant stimuli or more similar to the test subject'"'"'s responses to the irrelevant stimuli to detect deception by a test subject, information possessed by the test subject, or both.

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