Figure 10From: Managing variability in the summary and comparison of gait dataComparison of ankle angle curves (left pane) from an above-knee amputee using a prosthetic knee without (solid line) and with (dashed line) a swing phase control mechanism. The right pane depicts the standardized difference between the registered mean curves for the two groups (top graph) and the corresponding first 30 coefficients of its discrete Fourier transform.Back to article page