Linearity between the weighted sum of the EMGs of the human triceps surae and the total torque.
D000328:Adult; D001696:Biomechanical Phenomena; D004576:Electromyography; D005221:Fatigue; D006801:Humans; D007866:Leg; D008875:Middle Aged; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology*; D011187:Posture