Figure 8

Sequential gait image frames from a healthy subject walking on the GAITRite® walkway system. (a) Sequential gait image frames from a healthy subject walking on the GAITRite walkway system. The top panels are the original sequential walking image frames containing 240 × 320 pixels. The bottom panels are the trimmed 64 × 64 pixel binary silhouettes of the top image frames. (b) The ^1st KPC waveform of a selected non-PD control volunteer participating in the preliminary experiment. The green dots indicate the magnitudes of the sequential ^1st KPCs.