A Law Study Of Evidence On Polygraph Conclusion

In judicial practice, the professional polygraph technicians conduct psychological trace detection against the testers according to certain procedures of lie detector test. They stimulate the testers’psychology by the use of pre-programmed questions.They analyze the map data of the testers’psychological and physiological changes which is recorded by polygraph device,judge whether the testers lie.Then the polygraph conclusion has been made.Through the historical evolution of the lie detector and application in the lawsuit, the lie detector conclusion has evidence value and evidence qualification.It is derived evidence, and also the indirect evidence, corroborative evidence.The application of polygraph conclusion in the judicial activities is of practical necessity. We need perfect identification system,identification procedures and standards,proceedings construction,qualification the professional polygraph technicians and the testers.We should construct polygraph conclusion theory system suitable for our country’s judicial actual to promote the polygraph evidence on the judicial proof road of healthy development.