Reporters psychological test psychological testers. Our reporter Pudong Feng photo<br>Polygraph mentioned, people can not help but think of all kinds of large tracts in the camera, a computer connected to a plurality of wires connected to the test subject's body, as long as the testers say lies, the computer screen will show a different Peak graphics, which in the eyes of ordinary people is very mysterious. The day before yesterday, the reporter went to the Chinese People's Public Security University psychology testing center, an interview is called "China polygraph first person" Zhang Zufeng, witnessed the polygraph magic. Short eight minutes, Zhang Zufeng to accurately identify the reporter selected from the 54 playing cards of a card.<br> <br>Reporter Zhou Xin<br> <br>□ reporter witnessed<br> <br>"Your body betrayed you."<br> <br>The day before yesterday, the reporter in the vicinity of a building located in Changping Xisanqi office, to see what is known as "China's first polygraph person" . The front of the 40-year-old middle-aged man, with reporters previously imagined tall, mighty, strict police image is completely different, he wore a plain, some gray hair, but affable, more like a university professor.<br> <br>After the greeting, along with another reporter could not interview fired:. "Experts give him a polygraph Cece affair with it," Zhang Zufeng smiled and said: "quasi is accurate, but not easily give ordinary people measure this , fear of affecting the family harmony. "final decision, reporters at 54 playing cards in a card of any lottery, let polygraph test reporter in the hands of card suit and numbers.<br> <br>Subsequently, Zhang Zufeng opened the polygraph. Reporters saw this polygraph volume is not large, about 20 cm and a width of 10 cm, while attached to the hospital several similar ECG sensor, while attached to a laptop. Before the test, the reporter two fingers, wrists, abdomen are connected to the conductive wire is connected to the other end of the polygraph. Subsequently, the reporter in a piece of paper to write on reporters from the deck selected in spades K, and covered up.<br> <br>After five minutes,hogan outlet online, the test began. asked: "Hearts it?" Reporter replied: "No." "Is the square piece you" reporter then replied: "? Not" After several rounds of questions and answers, in order to set up obstacles, when asked whether flower, the reporter deliberately. Answer: "Yes." two down, the polygraph did not "guess" the color, the reporter secretly delighted.<br> <br>The next rounds of inquiry, despite Zhang Zufeng how to ask, the answer to both reporters and the first round of the same. The minutes ticked by, reporters looked under the table, it takes less than five minutes. At this time, Zhang Zufeng sure exclaimed: "suit is spades." "No," reporter a little surprised?!. punch reporter smiled slightly and began to ask: "? Spades 2 you" "spades 3 you" reporters have replied: "? Not" Since then,609GUy1t9c, ask the rest of the 11 figures, reporters all answer:. "not"<br> <br>After 3 minutes, to questions concerning the end of spades, he smiled and said:!! "Do not guess again, spades K." "amazing," reporters address him grinning, "incredible"<br> <br>"Your body betrayed you, when asked to write down your actual figures, changes in your body is not the instrument of deception." said, which is like the teacher call you up and answer the question, "if you do not know the answer closer when it's your turn to answer you more nervous. When you do not turn when you turn relieved, he looked very relaxed, but these moments physiological changes are recorded instrument, thus eluded capture. "<br> <br>□ Analytical Polygraph<br> <br>Examinee prior to eat<br> <br>According to Zhang Zufeng introduction,Y5zMelwsDT, contemporary polygraph standard of comparison is called a "multi-purpose physiological recorder Scan", mainly in bioelectronics and psychology combined with the use of computer means complete psychological analysis of the characters, the main measurement of human physiology four aspects of change: blood pressure, heart rate, breathing and skin resistance.<br> <br>Polygraph specific operation process is relatively simple, expert skin contact tube in the chest and abdomen on the test beam on the index finger and ring finger clip a few clips, Ann has sphygmomanometer arm. Psychological testing personnel according to a series of questions pre-established questions, be tested to answer "yes" or "no",bn9Xvm3q1X, but also allows a human subject with silence in reply. Test equipment in a question and answer,barbour paris, and automatically records reflect the testers breathing,air max pas cher, pulse and skin and other aspects of scans. Thereafter, when the experts in assessing whether to be tested lie, not only according to the polygraph record charts, and the need to consider the behavior to be tested manner.<br> <br>According to reports, in order to ensure the accuracy of the test, the tester from environmental interference, in addition to tables and chairs outside the testing room, there should be no other furnishings and decorative items, surrounded by white walls, light source should also be able to choose people quiet blue light . Temperature is also required, usually test room temperature between 21 ℃ to 25 ℃, otherwise it is not obvious testers human response.<br> <br>In addition, the testers fitness is also important to carry out before the test,t5d017H4hT, be sure to eat fed, if not eaten fed, not very adequate blood supply to the limbs,WotBchk4LQ, the test is negative.<br> <br>Instruments encounter three types of people, "failure"<br> <br>Zhangzu Feng said that any instrument is not a panacea, absolutely correct. In the polygraph, the polygraph is only when people have to lie subjective intent effective if people are not aware of the subjects in lying, the polygraph test will not work, but this is rare.<br> <br>Zhangzu Feng said the polygraph process should exclude human interference, such as requiring people to be tested emotional stability, natural and so on. He said that although,NSWKIF0nKw, according to statistics polygraph accuracy can reach 98%, but there are several categories of people polygraph is it useless. One is specially trained undercover man, the other is mentally ill and suffering from skin diseases and other physiological diseases, the third category is recidivism. "Psychiatry and the recidivist we generally do not test, because a lot recidivist because too many crimes already numb, factual details of the case appear confused or no reaction." said, first-time offenders with the polygraph results were obvious.<br> <br>□ polygraph Case<br> <br>Killed two girls knocked polygraph "correct" Witnesses<br> <br>Zhangzu Feng admitted that the polygraph can not be used as direct evidence, but to identify and exclude suspects is a basic function polygraph. "In particular, there is insufficient evidence encounter some difficult cases,Tiffany Gioielli, the exclusion of innocent people at the same time, you can find directions to investigators solve the case." It is reported that, in the investigation and interrogation,c2zY02C7NH, testimony and evidence, contradictory statements and confessions is a common phenomenon, as long as some little verification can be resolved, but some of it is quite difficult to resolve conflicts. At this time, the polygraph is a good helper.<br> <br>Last year, Hebei Cangzhou City area, two female high school students in a taxi on his way home was knocked down by a taxi to escape after the incident, two female students who died a death. After the incident, in order to find as soon as possible to escape the taxi, the police issued a notice within the city, and witnesses were informed reward.<br> <br>A few days later, a male passenger to the police report said he had to take a taxi accident, and witnessed the incident process. On the day, male passengers to take a taxi home, the car sat in the front row to play the game. When reaching the Department of Transportation Rent door, she heard the "boom" is heard, and found the taxi knocked down two men, but the driver only hesitated a moment, then continued with him to the destination. Passengers also told police that after the taxi driver will take it to the destination, the initiative refuse to accept fares, nor did it provide an invoice to him to get off.<br> <br>After the police investigation, the delineation of the more than 10 vehicles suspected of taxi and asked the driver to be male passenger identified. Subsequently, the two passengers identified the same taxi driver. Meanwhile police investigation also found that drivers had to go through in the hair, then make sure he has a major suspect, but the driver and his wife does not recognize the butt. Since there is no other evidence to support the police were forced to use polygraph.<br> <br>Since then, the professional testers designed the "taxi driving direction", "the victim fell on the taxi," "Taxi front bumper or glass damage" and other issues related to the circumstances of the case. After a couple of suspect drivers tested, the test results have shown that the two are not the perpetrators, which made the police very difficult to understand.<br> <br>Subsequently, the testers and the remaining more than 10 taxi drivers were tested. Surprisingly, when measured to the first six drivers, its respiration, pulse, blood pressure,woolrich sito ufficiale, skin and other physiological abnormalities, after further testing confirmed that he is the accident suspects. With not believe the idea of the police task force immediately to be inspected taxi accident, on the front bumper to find a dead hair. Ultimately, the driver admitted hit man.<br> <br>□ The Comparison<br> <br>US government agencies routine polygraph<br> <br>It is reported that the United States of polygraph technology among the best in the world, and its law is very strict testers must receive formal training for up to six months in Polygraph Institute. Students must be in college or education, and psychology backgrounds.<br> <br>"Employee Polygraph Protection Act," the United States adopted in 1988, prohibits any person from others by the polygraph predict faithful or not, but the bill does not prohibit the use of the polygraph. In real life, the polygraph applications can be said to be commonplace, every year millions of people to accept this or that polygraph examination. Federal, state and local government agencies from time to time the polygraph, the FBI, the CIA, the Defense Department and other departments are using large. In the non-governmental sector,h9HvRSRY2c, polygraph usage is also rising rapidly, especially in the security and pharmaceutical companies, many of the staff employed by the polygraph is a hurdle.<br> <br>Polygraph results only for the case of reference<br> <br>It is understood that in our country, the polygraph is limited to public security, procuratorate, courts and other departments in supporting the use of investigators, most polygraph equipment is developed by four or five sales companies or professional bodies. In the case of test personnel training too few psychologists, and trained personnel are few and far between, which makes the question of the level of polygraph compromised. It is understood that psychological testing technology Chinese People's Public Security University Testing Center of relatively mature in more than 1000 cases of actual criminal cases, the suspect was 100% excluded, finds rate of more than 80%. Some experts believe that the polygraph is just a tool, polygraph results can only be said to be a reference, then the polygraph can be sure exactly foolproof.<br> Share: welcome to comment I want to comment microblogging Recommended | hot microblogging today (edit: SN017)<br>
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