Sentences with phrase «traditional polygraphs»

Dissatisfaction with traditional polygraphs has prompted the search for more sophisticated techniques to spot the supposed telltale signs of dishonesty — increased heart rate, sweating, nervous tics, averted gaze and so on.

fMRI is generally thought to be no more or less reliable than the traditional polygraph test, which measures the changes in various physiological parameters — such as heart rate, blood pressure and skin conductance — that can change when someone is lying.

Not exact matches

Traditional methods of lie detection include face - to - face interviews and polygraphs that measure heart rate and skin conductance.