Although people can discern the state of the subject from a single static image, motion pictures provide even more rich and reliable information for the perception of the different biological, social and psychological characteristics of the person such as emotions, actions and personality traits of the subject. This is because the acquired perceptual knowledge is [...]

In recent years, automatic visual surveillance has received considerable interest in the computer vision community. This is due to the increasing numbers of crimes from robbery to terrorist attacks, as well as the inability of human operators to monitor the increasingly growing numbers of surveillance cameras deployed in security sensitive areas such as government [...]