Fig. 4

The resultant jerk cost in frontal, sagittal, and transverse planes. The radius of the circles corresponds to the jerk cost value, the horizontal axis is the testing sessions, and the vertical axis is the separated steps of the cycle.
The resultant jerk cost in frontal, sagittal, and transverse planes. The radius of the circles corresponds to the jerk cost value, the horizontal axis is the testing sessions, and the vertical axis is the separated steps of the cycle.