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Selecting a users state based on shape of the exhale stream

  • US 20180092589A1
  • Filed: 12/06/2017
  • Published: 04/05/2018
  • Est. Priority Date: 06/14/2015
  • Status: Active Grant
First Claim
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1. A system configured to select a state of a user, comprising:

  • at least one inward-facing head-mounted thermal camera (CAM) configured to take thermal measurements of at least three regions below the nostrils (THS);

    wherein THS are indicative of shape of the exhale stream (SHAPE); and

    a computer configured to;

    generate feature values based on THS, whereby the feature values are indicative of the SHAPE; and

    utilize a model to select the state of the user, from among potential states of the user, based on the feature values.

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