Research Article

Knee Joint Vibration Signal Analysis with Matching Pursuit Decomposition and Dynamic Weighted Classifier Fusion

Figure 3

Illustration of significant turns in the filtered (a) normal and (b) abnormal VAG signals, in which the significant turns detected have been marked with asterisks. The delay of 0.05 s caused by the lowpass Butterworth filter has been calibrated.
904267.fig.003a
(a)
904267.fig.003b
(b)