• Title, Summary, Keyword: Emorional Expression Factor

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Research on Micro-Movement Responses of Facial Muscles by Intimacy, Empathy, Valence (친밀도, 공감도, 긍정도에 따른 얼굴 근육의 미세움직임 반응 차이)

  • Cho, Ji Eun;Park, Sang-In;Won, Myoung Ju;Park, Min Ji;Whang, Min-Cheol
    • The Journal of the Korea Contents Association
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    • v.17 no.2
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    • pp.439-448
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    • 2017
  • Facial expression is important factor on social interaction. Facial muscle movement provides emotion information to develop social network. However, facial movement has less determined to recognize social emotion. This study is to analyze facial micro-movements and to recognize the social emotion such as intimacy, empathy, and valence. 76 university students were presented to the stimuli for social emotions and was measure their facial expression using camera. As a results, facial micro-movement. showed significant difference of social emotion. After extracting the movement amount of 3 unconscious muscles and 18 conscious muscles, Dominant Frequency band was confirmed. While muscle around the nose and cheek showed significant difference in the intimacy, one around mouth did in the empathy and one around jaw in the valence. The results proposed new facial movement to express social emotion in virtual avatars and to recognize social emotion.