Features: Digital biomarkers

Features

Digital biomarker extraction

• Facial behavior
  • Facial landmarks
  • Facial landmark displacement
  • Action units
    • AU1: Inner brow raiser
    • AU2: Outer brow raiser
    • AU4: Brow lowerer
    • AU5: Upper lid raiser
    • AU7 Lid tightener
    • AU9: Nose wrinkler
    • AU12: Lip corner puller
    • AU15: Lip corner depressor
    • AU16: Lower lip depressor
    • AU20: Lip stretcher
    • AU23: Lip tightener
    • AU26: Jaw drop
    • AU45: Eyes closed
  • Emotional expressivity
    • Happiness
    • Sadness
    • Suprise
    • Fear
    • Anger
    • Disgust
    • Contempt
  • Overall expressivity
  • Pain expressivity
  • Facial asymmetry
  • Head movement
    • Euclidean head movement
    • Head pitch angle
    • Head yaw angle
    • Head roll angle
    • Angular head movement
  • Eye blink behavior
    • Eye aspect ratio
    • Eye blink times
    • Duration between blinks
  • Eye gaze directionality
    • Eye coordinates
  • Facial tremor
  • Human body pose
    • Body key points
      • Nose
      • Left eye
      • Right eye
      • Left ear
      • Right ear
      • Neck
      • Left shoulder
      • Right shoulder
      • Left elbow
      • Right elbow
      • Left wrist
      • Right wrist
      • Left hip
      • Right hip
      • Left knee
      • Right knee
      • Left ankle
      • Right ankle
  • Heart rate