Home » About us » different » Polygraphs in the modern world

Polygraphs in the modern world

Polygraphs in the modern world

The polygraph, or as we used to call it, the polygraph is becoming more popular in our time. Representations of him in many ways changed. From a technical point of view, the polygraph has reached the peak of perfection. Yet, the development of new opportunities, the study of additional features is its course, gaining a new momentum by the day.

The purpose of the polygraph

What is the modern lie detector? First of all, he captures the signals that feed the nerve impulses. They come from sensors that are attached to the body of the "victims." The change of parameters depends on the fluctuations in the level of excitation. In other words, when the subject begins to lie, the excitation level increases. If telling the truth - indicators are normal. It depends most likely because the person begins to feel guilty. Or is there a fear that it will reveal the lie.
Current polygraphs are able to precisely capture the slightest increased sweating, change in pressure, and even breathing. Cuff attached to the arm, points to the slightest change in pressure. To determine the sweating palms on her fingers wearing metallic electrodes. Pneumatic tubes can help a lie detector to determine the frequency of breathing. Sometimes resorted to the study of changes in brain activity.

Today, the polygraph can detect a huge number of physiological parameters. There are only about 50. For example, facial flushing, frequent blinking, etc. The device can record a response to an unexpected question - shame. Some have a voice recognition system. Determine that a person is lying has become possible to change the vocal cords. In the study it became apparent that an increase in intraocular pressure should be from nervous tension, mental discomfort. That is, even changes in temperature around the eyes can have a major impact on the result. Deceive a polygraph is almost impossible.

What determines the accuracy of the polygraph

People often confuse the concept of a lie detector, assuming that the machine can read thoughts, detect lies. In fact, it is not. Nervous excitement that one experiences during a test is some evidence of the lie. The result depends on the polygraph specialist. And also on his qualifications and manner of work.

For each person selected has its own combination of issues with which the more you can bring it to a "clean water". Develop a type of test and process the information can only be a specialist with long experience and expertise. Therefore, you should carefully choose the polygraph.

Polygraph - best mate in solving the case

In America, there was a unique robbery. The pot is emptied cells with valuable documents and materials. After insistent work of detectives and investigators, and also connecting all of the police, the offender still managed to find. But, after searching all of his property, found the stolen documents could not. Then, the investigation committee concluded that in the bank most likely was his accomplice. Interrogated without exception. Starting with the guards and nurses, and the last directors' composition. Identify the accomplice did not succeed. After several years of unsuccessful searching for the investigation ended. The documents were not found.
Later, rumors spread that will soon begin new attacks on banks. Panic spread all over the top of society. All important documents, gold, stocks were removed from the banks and were left to their own storage. A certain well-known citizen of H, which had a relatively high steady income, invested their money in the bank once robbed. Of course, to be safe, he also decided to withdraw all the money and build to another bank at high interest rates. And then it was another robbery. The client came to the bank to withdraw some money, and on his account did not have anything. Again, regular inspection, testimony of bank employees milestones. No one other than his subordinates did not know when this important gentleman comes and where his savings cell. According to the client, any enemies he had. Evidence at the crime scene was not found. As it was possible to steal a huge amount of money for a minimum period, so even with the most advanced technology security? The police were at a loss.

One of the detectives offered the services of a well-known specialist in the area. His main income was the use of polygraphs to address family and domestic problems. The chief of police for a long time doubted, and has agreed to connect this to the specialist business. Polygraph set forth all the circumstances of the case, made a list of suspects and officers of the bank. To business he started at once. For a start, he asked to speak with each of the list. He divided all the groups and began to receive in accordance with your values. After the suspect entered the last, he was ready to announce the final verdict. Accomplice in a criminal investigation and was an intern, who was involved in software technologies. As an inexperienced young boy was able to break the bank system and find the information you need, and even make it invisible to everyone? Later, the polygraph examiner said his actions. My scheme of work is simple. First I make a psychological portrait of each. Divided into groups: able and unable to illegal actions. Then I picked up for every question that would help me to make definitive conclusions. The young man kept very secretive and reserved. That I did not like it. It has caused severe aggression issues about how much time he had found in the workplace and how many he works. I was alarmed by his awkwardness in the responses. The polygraph showed that he was lying. It followed that the specialist was a little on the job, and little interest in his duties. He had a strong fixation on computer technology, which is why he is constantly in a state of stress and depression. The expert concluded that he is an accomplice as a polygraph all the replies the young man saw the lie. The police examined all the things the employee. Astonishment knew no bounds when the documents were found on the circuit breaking system of the bank. Next to his office was closed for repairs toilet. There, a young hacker and made his private office, where he spent most of his time. Close friends and he was not, so his absence no one noticed. His behavior is always quiet and calm. To think one could not imagine that such a demure can twist such a big deal. Why he needed the documents? It turned out that he worked for one person, whose name he gave. He ordered him to hack the system and promised that his finger will not touch. Everything went perfectly. Then he entered another order in the name of this gentleman. And once again traveled to repeat it easy. He did not know what a difficult crime reveals a regular polygraph. Emotions and feelings have given the poor boy. He was arrested and imprisoned without regret for the full term. At this point in the misunderstood, complicated situations intractable logic of using the polygraph. This device will help in the most difficult situations.

So why polygraphs are there?

There are positive aspects to the operation of the polygraph. Wide application, he received a detective agencies, and various intelligence agencies. Many can not solve their own life circumstances. Suspected of treason, petty scams similar, the division of the inheritance or valuable property often leads to conflicts and the inevitable quarrels. But this can be avoided. The polygraph, in turn, is an assistant, key in the analysis of the circumstances. If you feel that the problems can not be avoided, then it can be destroyed in the bud? Do you doubt the veracity of the words of her husband. You are suspicious of his frequent departures "to his friends." The relationship went beyond "depressed." However, to be virtually impossible, since you no longer trust. Then the detective agency proposes to pass a simple test to her husband, during which the answer to your question is tantalizing to be found. This method helps couples not to bring the relationship to the outcome of the banal - a divorce. If such a betrayal was not, then why continue to spoil the relationship?

The future of polygraph

Meanwhile, some scientists are predicting the introduction of polygraph in widespread use. Passage of the control with the help of test questions will be, in their opinion, the main function, and reliability of information processing - minor. In many movies, the polygraph has an important place in the future. Fantastic series "Stargate" is largely expanded understanding of the functions and features of this device. The so-called "detector stuffing" checked the subconscious and conscious mind. If a person is hiding something, then, based on his thoughts, the device produce accurate results for the examination.
Is the polygraph useful in our lives? Reply to this question can only be ourselves. Sometimes, refer to the detective for help makes sense. Even in difficult, complicated cases the unit is not just intelligence services helped to bring the offender to "clean water" that has saved many lives. This method is effective if you approach it with intelligence and access to the appropriate specialist.