Facial Expression: Psychophysiological Study

Introduction

The Chapter presents the results of the psychophysiological study aimed at analyzing the facial expression of adults and children (with typical and atypical development brought up in a family and in an orphanage) in different situations. The Chapter includes the description of the study background: theories of emotions, the physiological basis of the emotion manifestation in the facial expression; the application of automatic systems for analysis of video images: modern technologies, systems and application fields. A more detailed specification of the FaceReader version 8.0 that was used in the study is given. The results, conclusion, and discussion of the results are presented. The aim of the work was to describe the facial expressions in children of different ages and different psychoneurological status, who are brought up in a family and an orphanage in the model situations and natural behavioral situations.