Table 2 Biomechanical parameter extracted from all exercises
From: Objective and automatic classification of Parkinson disease with Leap Motion controller
Exercises | Extracted features | Acronyms |
|---|---|---|
PSUP | Number of rotational movements | num-PS |
Supination speed | wps | |
Pronation speed | wsp | |
Variability of frequency | fSD-PS | |
Variability of amplitude | tetaSD-PS | |
OPCL | Number of opening/closing movements | num-OC |
Hand opening speed | wop | |
Hand closing speed | wcl | |
Variability of frequency | fSD-OC | |
Variability of amplitude | tetaSD-OC | |
THFF | Number of thumb-forefinger tapping | tapTF |
Opening speed | woTF | |
Closing speed | wcTF | |
Variability of frequency | fSD-TF | |
Variability of amplitude | tetaSD-TF | |
POST | Signal strength of the movement | PwrP |
Relative power in the band of interest of postural tremor (8–12 Hz) | PwrpP2 |