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  2. Developmental differences in solitary facial expressions

    en.wikipedia.org/wiki/Developmental_differences...

    This indicates that facial expressions are affected by the social environment, and are an important aspect in creating relationships with others in our social groups. In one study, researchers found that facial expressions of sadness may be more beneficial for toddlers than other expressions when eliciting support from the social environment.

  3. Facial expression - Wikipedia

    en.wikipedia.org/wiki/Facial_expression

    Facial expression is the motion and positioning of the muscles beneath the skin of the face. These movements convey the emotional state of an individual to observers ...

  4. List of facial expression databases - Wikipedia

    en.wikipedia.org/wiki/List_of_facial_expression...

    A facial expression database is a collection of images or video clips with facial expressions of a range of emotions. Well-annotated ( emotion -tagged) media content of facial behavior is essential for training, testing, and validation of algorithms for the development of expression recognition systems .

  5. Category:Facial expressions - Wikipedia

    en.wikipedia.org/wiki/Category:Facial_expressions

    Pages in category "Facial expressions" The following 36 pages are in this category, out of 36 total. This list may not reflect recent changes. ...

  6. Facial Action Coding System - Wikipedia

    en.wikipedia.org/wiki/Facial_Action_Coding_System

    The development of FACS tools for different species allows the objective and anatomical study of facial expressions in communicative and emotional contexts. Furthermore, a cross-species analysis of facial expressions can help to answer interesting questions, such as which emotions are uniquely human. [21]

  7. Emotional expression - Wikipedia

    en.wikipedia.org/wiki/Emotional_expression

    The basic emotion view brought Ekman to create the Facial Action Coding System (FACS) and Facial Expression Awareness Compassion Emotions (FACE). FACS is a database of compiled facial expressions, wherein each facial movement is termed an action unit (AU). FACE explains how to become keen at observing emotion in the faces of others.

  8. Microexpression - Wikipedia

    en.wikipedia.org/wiki/Microexpression

    Looping is where facial expressions can elicit involuntary behavior. In the research motor mimicry there shows neurons that pick up on facial expressions and communicate with motor neurons responsible for muscles in the face to display the same facial expression. Thus displaying a smile may elicit a micro expression of a smile on someone who is ...

  9. Blank expression - Wikipedia

    en.wikipedia.org/wiki/Blank_expression

    A woman with a neutral expression. A blank expression, also known as a poker face, is a facial expression characterized by neutral positioning of the facial features, implying a lack of strong emotion. It may be caused by emotionlessness, depression, boredom or slight confusion, such as when a listener does not understand what has been said.