Emotion and Multimedia Content

Definition:Multimedia content can today include the representation, measurements and prediction of emotions.

Representing, measuring, and predicting the emotion related to multimedia content is now accepted as being able to add significant value to multimedia systems; for example, to add an additional querying dimension to multimedia content-based retrieval systems, to enable personalized multimedia content filtering based on emotional intensity, and so on. Emotions are governed by our appraisal of environmental stimuli and our motivation to approach or avoid them. Using subjects’ various facial expressions and physiological and behavioral responses to various stimuli, it is possible to infer many emotions, such as happiness, surprise, fear, and so forth. These emotions have been shown to correlate with a two-dimensional space, often termed an affect space, made up of two independent dimensions: valence or pleasantness (negative to positive) and arousal(low to high). For example,...