A computer program has shown how the smile like most people

Sociologists from the United States found that people like the most honest seem to be quite “modest” smiles and not “grinning”. Write about it in an article published in the journal PLoS One, reports ria.ru.

Sofia Lyford-pike (Sofia Lyford-Pike) at the University of Minnesota in Minneapolis (USA) and her colleagues conducted an unusual experiment involving more than 800 volunteers who have agreed to view hundreds of photos of smiling people and appreciate their attractiveness and sincerity.

These pictures and short videos that I watched volunteers had prepared a special computer program that could change all possible features of their entities. For example, she could adjust the location of the corners of the mouth, the distance between the upper and lower lips, their curvature, and many other elements that make up the smile.


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Studying the response of volunteers at these images, scientists noticed that people were generally quite modest and prefer a “medium” smile is when the mouth was opened quite narrow, and the corners of her mouth were not placed too low. In addition, assistants Lyford-pike and her colleagues appreciated the symmetry of the smile and not too open teeth.

All of these features, according to scientists, surgeons and beauticians can use when working with those who wish to improve their appearance to make themselves more attractive.