Each video has a length of 5 seconds and stored in a uncompressed avi file. Each video has 720 by 576 pixels resolution and 24 bits color depth.

Video files are stored as “w_xx_yyy_z.avi” and corresponding extracted key points stored in “w_xx_yyy_z.txt”

  • ‘w’ specifies the type of expression
    • ‘P’: posed
    • ‘S’: semi-evoked
    • ‘E’: evoked
    • ‘N’: neutral
  • ‘xx’ is a unique person identifier
    • The first letters of first and family name of subjects: ‘AA’, ‘AG’, ‘AN’, ‘AS’, ‘HA’, ‘IE’, ‘MS’, ‘MT’, ‘SF’, ‘SM’
  • ‘yyy’ specifies the feature of each file
    • ‘Neu’ : Neutral expression
    • ‘Ang’ : Anger
    • ‘Dis’ : Disgust
    • ‘Fea’ : Fear
    • ‘Hap’ : Happy
    • ‘Sad’ : Sadness
    • ‘Sur’ : Surprise
  • ‘z’ specifies the domain og imge
    • ‘v’: visible image
    • ‘t’: thermal image