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Voice stress analysis (VSA) and computer voice stress analysis (CVSA) are collectively a pseudoscientific technology that aims to infer deception from stress measured in the voice. The CVSA records the human voice using a microphone, and the technology is based on the tenet that the non-verbal, low-frequency content of the voice conveys ...
Lie detection is an assessment of a verbal statement with the goal to reveal a possible intentional deceit. Lie detection may refer to a cognitive process of detecting deception by evaluating message content as well as non-verbal cues. [ 1 ]
Articles relating to lie detection, the assessment of a verbal statement with the goal to reveal a possible intentional deceit. Lie detection may refer to a cognitive process of detecting deception by evaluating message content as well as non-verbal cues.
When the lie detector test technician determined that Grande had been "truthful" in her answers, the singer-actor was delighted. "This is the best day of my life. Take that, you YouTube people ...
Brain fingerprinting (BF) is a lie detection technique which uses brain waves from a electroencephalography (EEG) to determine whether specific information is stored in the subject's cognitive memory. It was invented by Larry Farwell, a Harvard-graduated neuroscientist, and published in 1995. [1]
Blake Shelton hilariously took a lie detector test on "The Voice" after Kelly Clarkson was "sick" of the fibs he's been telling contestants all season.
Each speaker recognition system has two phases: enrollment and verification. During enrollment, the speaker's voice is recorded and typically a number of features are extracted to form a voice print, template, or model. In the verification phase, a speech sample or "utterance" is compared against a previously created voice print.
As an alternative view of deception and detection, truth-default theory was introduced by Timothy R. Levine. Levine is a Professor and Chair of Communication Studies at University of Alabama Birmingham. While experimenting with deception detection, Levine found that, even in high suspicion situations, truth-bias still occurred.