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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 .
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 and are a form of nonverbal communication.
A frown (also known as a scowl) is a facial expression in which the eyebrows are brought together, and the forehead is wrinkled, usually indicating displeasure, sadness or worry, or less often confusion or concentration. The appearance of a frown varies by culture. An alternative usage in North America is thought of as an expression of the ...
Facial expressions can range from inward angling of the eyebrows to a full frown. [6] While most of those who experience anger explain its arousal as a result of "what has happened to them", psychologists point out that an angry person can very well be mistaken because anger causes a loss in self-monitoring capacity and objective observability. [7]
Facial motion capture is the process of electronically converting the movements of a person's face into a digital database using cameras or laser scanners.This database may then be used to produce computer graphics (CG), computer animation for movies, games, or real-time avatars.
A sample model sheet from the DVD tutorial 'Chaos&Evolutions' In visual arts, a model sheet, also known as a character board, character sheet, character study or simply a study, is a document used to help standardize the appearance, poses, and gestures of a character in arts such as animation, comics, and video games.
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.