视觉 误差(国外英文资料).docVIP

视觉 误差(国外英文资料) As the saying goes, hearing is false, seeing is believing is not only a rule of thumb for hundreds of thousands of years, but also being held up by many people. But is the eye really the thing itself? In our daily life, people often use the expression to prove the truth of a thing: this is what I saw with my own eyes! But the court did not admit a person who had no other supporting evidence. Why? Isnt it true? Indeed, there is no denying that the eyes are the most direct and the most responsive to the human senses. This has been confirmed by two experiments by Thomas James and his colleagues at Vanderbilt university in the United States. In his first experiment, Thomas James and others asked volunteers to watch the ball on a computer screen. The ball is made up of a lot of points, these points are rotated to the left or right to make people feel that the ball is moving in the right direction. Thomas James and others asked volunteers to name the direction of the ball, and half of them chose to turn left or right. And thats not surprising, because those points are going to go to the left or to the right. Since then, scientists asked people to watching a screen at the same time, also touch a left or right hand rotation made of polystyrene foam plastic ball, hope people touch can influence the judgment of the brain. But as a result, only 65 percent of the subjects claimed that the direction of the ball he was looking at was consistent with his touch, suggesting that touch didnt have much effect. Thomas James and others conducted a second experiment. They asked the subject to close an eye to see the actual ball of rotation. By using only one eye, not sure what the ball rotation test, but that they were able to touch or feel the ball rotation direction, the results only 70% of the test correctly named the rotation direction of the ball, the other 30% was misled by false visual information. Thomas James and others have concluded that visual observations are