Fig 1.
44 electrodes were placed symmetrically on 10 mimic muscles on both sided of the face, respectively.
Table 1.
Overview about the mimic tasks.
Fig 2.
Color-coded facial muscle activation pattern of task T1.
Pronouncing the German vowel: A/aː/. Animation by Jonas Lauströer.
Fig 3.
Color-coded facial muscle activation pattern of task T2.
Pronouncing the German vowel: Ä/æ/. Animation by Jonas Lauströer.
Fig 4.
Color-coded facial muscle activation pattern of task T3.
Pronouncing the German vowel: E/eː/. Animation by Jonas Lauströer.
Fig 5.
Color-coded facial muscle activation pattern of task T4.
Pronouncing the German vowel: I/iː/. Animation by Jonas Lauströer.
Fig 6.
Color-coded facial muscle activation pattern of task T5.
Pronouncing the German vowel: O/oː/. Animation by Jonas Lauströer.
Fig 7.
Color-coded facial muscle activation pattern of task T6.
Pronouncing the German vowel: U/uː/. Animation by Jonas Lauströer.
Fig 8.
Color-coded facial muscle activation pattern of task T7.
Pressing lips together.
Fig 9.
Color-coded facial muscle activation pattern of task T8.
Pulling corners of the mouth downwards. Animation by Jonas Lauströer.
Fig 10.
Color-coded facial muscle activation pattern of task T9.
Voluntary smiling: Pulling corners of the mouth upwards and backwards. Animation by Jonas Lauströer.
Fig 11.
Color-coded facial muscle activation pattern of task T10.
Depressing lower lip. Animation by Jonas Lauströer.
Fig 12.
Color-coded facial muscle activation pattern of task T11.
Protruding lower lip. Animation by Jonas Lauströer.
Fig 13.
Color-coded facial muscle activation pattern of task T12.
Pulling upper lip upwards. Animation by Jonas Lauströer.
Fig 14.
Color-coded facial muscle activation pattern of task T13.
Pulling upper lip upwards and depressing lower lip simultaneously. Animation by Jonas Lauströer. Animation by Jonas Lauströer.
Fig 15.
Color-coded facial muscle activation pattern of task T14.
Pursing lips. Animation by Jonas Lauströer.
Fig 16.
Color-coded facial muscle activation pattern of task T15.
Blowing out cheeks. Animation by Jonas Lauströer.
Fig 17.
Color-coded facial muscle activation pattern of task T16.
Sucking cheeks inward. Animation by Jonas Lauströer.
Fig 18.
Color-coded facial muscle activation pattern of task T17.
Whistling with a similar tone pitch. Animation by Jonas Lauströer.
Fig 19.
Color-coded facial muscle activation pattern of task T18.
Opening jaw with closed lips. Animation by Jonas Lauströer.
Fig 20.
Color-coded facial muscle activation pattern of task T19.
Exhaling forcefully with moderate closed lips. Animation by Jonas Lauströer.
Fig 21.
Color-coded facial muscle activation pattern of task T20.
Opening lips as wide as possible while the jaw is closed. Animation by Jonas Lauströer.
Fig 22.
Color-coded facial muscle activation pattern of task T21.
Wrinkling the nose. Animation by Jonas Lauströer.
Fig 23.
Color-coded facial muscle activation pattern of task T22.
Voluntary smiling only on right side of the face. Animation by Jonas Lauströer.
Fig 24.
Color-coded facial muscle activation pattern of task T23.
Voluntary smiling only on left side of the face. Animation by Jonas Lauströer.
Fig 25.
Color-coded facial muscle activation pattern of task T24.
Raising eyebrows up and wrinkling the forehead. Animation by Jonas Lauströer.
Fig 26.
Color-coded facial muscle activation pattern of task T25.
Contracting eyebrows. Animation by Jonas Lauströer.
Fig 27.
Color-coded facial muscle activation pattern of task T26.
Closing eyelids forcefully. Animation by Jonas Lauströer.
Fig 28.
Color-coded facial muscle activation pattern of task T27.
Squinting the eyes. Animation by Jonas Lauströer.
Fig 29.
Color-coded facial muscle activation pattern of task T28.
Closing the right eyelid. Animation by Jonas Lauströer.
Fig 30.
Color-coded facial muscle activation pattern of task T29.
Closing the left eyelid. Animation by Jonas Lauströer.