Scientists have taught the iPhone to detect a lie better than the polygraph

Scientists from the University of Copenhagen were able to teach the iPhone to recognize the lies of its owner, based on touching the screen, learned CNET. The technology works on the basis of standard instruments of the smartphone, given the strength clicking on the screen, the time interval between the touches and the number of them.

In the first experiment carried out by scientists, the participants were asked to lie or tell the truth about what color is displayed on the smartphone screen. Liars took longer to give the answer by selecting an option on the display than those who decided to remain honest, the authors of the study.

In the second experiment, the participants received a sum of money, half of which was proposed to transfer the opponent. Those who decided to lie and pay less deliberated longer than those who transferred at once 50%. The third experience was based on the dice game. The truth, unlike the liars who push the screen harder, trying to get into the centre.

The study authors report that the precision with which the smartphone detects a lie, comparable to the polygraph. According to them, the algorithms default to embedded companies in the online questionnaire for admission to work, eliminating thus liars, and Bank forms — to determine the dishonest borrowers.

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