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Due to increasing requirements for security, the application and importance of biometrics is growing at a rapid pace. Biometrics is the science of using physiological or behavioral characteristics to determine or verify attributes of a person, including identity. Fingerprints, iris scans, face images, and retina scans are examples of measurements of(More)
The method of laser Doppler vibrometry (LDV) is used to sense movements of the skin overlying the carotid artery. When pointed at the skin overlying the carotid artery, the mechanical movements of the skin disclose physiological activity relating to the blood pressure pulse over the cardiac cycle. In this paper, signal modeling is addressed, with close(More)
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