Method and apparatus for assessing cardiac and/or mental health
First Claim
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1. A method comprising:
- computing a time series of cardiac intervals from a recording of activity of a beating heart of a subject;
decomposing the time series into subcomponents;
computing an envelope of at least one of the subcomponents; and
determining a degree of mental stress of the subject based upon characteristics of the envelope.
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Abstract
Aspects of the disclosure are directed to detecting physiological and/or other characteristics of subjects. As may be implemented in accordance with one or more embodiments, a time series of cardiac intervals is computed from a recording of activity of a beating heart of a subject, and the time series is decomposed into subcomponents. An envelope of at least one of the subcomponents is computed, and the presence and/or degree of a depressive or stressed mental state of the subject is detected based upon characteristics of the envelope.
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Citations
12 Claims
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1. A method comprising:
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computing a time series of cardiac intervals from a recording of activity of a beating heart of a subject; decomposing the time series into subcomponents; computing an envelope of at least one of the subcomponents; and determining a degree of mental stress of the subject based upon characteristics of the envelope. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification