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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 .
This anger symbol has a red color and four red lines. The cross popping veins symbol was added to Unicode 6.0 as an emoji (💢) in 2010 with the name "anger symbol" and the code U+1F4A2. It is typically rendered with a bright red color. [4] Older manga such as Doraemon use smoke puffs to represent anger rather than the vein insignia.
The universality hypothesis is the assumption that certain facial expressions and face-related acts or events are signals of specific emotions (happiness with laughter and smiling, sadness with tears, anger with a clenched jaw, fear with a grimace, or gurn, surprise with raised eyebrows and wide eyes along with a slight retraction of the ears ...
This is a list of emoticons or textual portrayals of a writer's moods or facial expressions in the form of icons. Originally, these icons consisted of ASCII art, and later, Shift JIS art and Unicode art. In recent times, graphical icons, both static and animated, have joined the traditional text-based emoticons; these are commonly known as ...
Facial coding is the process of measuring human emotions through facial expressions. Emotions can be detected by computer algorithms for automatic emotion recognition that record facial expressions via webcam. This can be applied to better understanding of people’s reactions to visual stimuli.
Depiction of sneering used in Darwin's The Expression of Emotions in Man and Animals. A sneer is a facial expression of scorn or disgust characterized by a slight raising of one corner of the upper lip, known also as curling the lip or turning up the nose. [1]
The very first rage comic, originally published on 4chan in 2008 [dubious – discuss]. A rage comic is a short cartoon strip using a growing set of pre-made cartoon faces, or rage faces, which usually express rage or some other simple emotion or activity. [1]
Trollface or Troll Face is a rage comic meme image of a character donning a mischievous smile, used to symbolise internet trolls and trolling. It is one of the oldest and most widely known rage comic faces.