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polygraph    音标拼音: [p'ɑlɪgr,æf]
n. 复写器,多产作家,测谎器

复写器,多产作家,测谎器

polygraph
n 1: a medical instrument that records several physiological
processes simultaneously (e.g., pulse rate and blood
pressure and respiration and perspiration)


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  • Polygraph - Wikipedia
    The Preliminary Credibility Assessment Screening System, or PCASS, captures less physiological information than a polygraph, and uses an algorithm, not the judgment of a polygraph examiner, to render a decision whether it believes the person is being deceptive or not
  • Home - American Polygraph Association
    The American Polygraph Association, established in 1966, is the largest polygraph association consisting of examiners in the private, law enforcement, and government fields
  • Do “lie detectors” work? What psychological science says about polygraphs
    During a polygraph test, an interviewer or interrogator asks the subject a series of questions designed to elicit truthful answers and lies, then measures physiological changes in response to the questions
  • What Is a Polygraph Test and Does It Really Work?
    It measures changes in breathing, heart rate, blood pressure, and sweat gland activity, then uses the pattern of those changes to infer whether someone is being truthful or deceptive Often called a “lie detector,” the polygraph doesn’t actually detect lies
  • How Do Polygraphs Work? - Psychology Today
    When people lie, their bodies tend to react in detectable ways Polygraphs measure physiological changes in the cardiovascular system, breathing, and sweating By comparing the physiology of
  • How Does a Polygraph Test Work? - Encyclopedia Britannica
    A polygraph test works by measuring someone’s physiological responses, which are believed to change when a person is lying The polygraph, often referred to as a lie detector, is an instrument that records phenomena such as blood pressure, pulse rate, and respiratory rate
  • How a Polygraph Works: Science, Sensors Process
    A polygraph records four involuntary body signals simultaneously while a certified examiner asks carefully structured questions The science relies on how your autonomic nervous system responds differently to truthfulness and deception — reactions that are largely outside your conscious control
  • Understanding Polygraph Testing: How Lie Detectors Work
    The polygraph is a tool commonly used in law enforcement to test whether defendants, witnesses, and other individuals who are party to a criminal case are being truthful or deceptive It’s more commonly known as a lie detector
  • polygraph | Wex | US Law | LII Legal Information Institute
    According to the American Psychological Association (APA), polygraph tests measure a person’s “heart rate blood pressure, respiration, and skin conductivity ” The purpose of the test is usually to prove whether or not a person committed a crime The test cannot actually test for honesty, however
  • Polygraph Frequently Asked Questions
    What is a polygraph? The term "polygraph" literally means "many writings " The name refers to the manner in which selected physiological activities are simultaneously recorded Polygraph examiners my use conventional instruments, sometimes referred to analog instruments, or computerized instruments





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