Facial expression perception: holistic and analytic strategies of eye movementsстатьяТезисы
Статья опубликована в высокорейтинговом журнале
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Web of Science
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Дата последнего поиска статьи во внешних источниках: 26 января 2018 г.
Аннотация:Perception of facial expressions is very important in the individual social interactions. The aim of our study was to reveal individual types of eye movement strategies that people use when perceiving composite facial expressions. Term "composite face" means a specific stimulus: human face which is generated from two photos of the same person showing one basic emotion in the upper part of the face and another basic emotion in the lower part. We constructed 30 composite faces: 15 male faces, 15 female faces which were images of six basic emotional expressions of a male and a female poser, combining Happiness and Anger in upper or lower face with other 5 expressions. 20 participants (8m, 12f) volunteered to take part into the study. The stimuli were demonstrated on an LCD-display (23 inches, 1920x1080px) at a distance of 0,75m. In each probe the fixation cross in the lower left part of the display was presented for 1500ms and then composite faces for 3000ms. The participants were asked to choose out the expression of the presented face using the list of seven basic emotions (neutral, sadness, disgust, happiness, fear, anger, surprise). During the performance eye movements were recorded by iView X Hi Speed 1250. The heat maps and scan-paths were analyzed to classify the holistic and analytic strategies of eye movements. Our data showed that approximately 25% of the participants tend to use holistic eye movement strategies and have a long fixation in the nose region, while the other 75% show a clear analytic type with the hottest spots on eyes and mouth.