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Table 6 The three upper extremity exercises, E1, E2, and E3. Patients’ positioning scenarios and percentage of multi-labeled frames for each exercise

From: A low-cost virtual coach for 2D video-based compensation assessment of upper extremity rehabilitation exercises

Upper extremity exercises

Positioning scenario

\(1-P_{min}\)

E1

‘Bring a Cup to the Mouth’

S1

\(16.17 \%\)

E2

‘Switch a Light On’

S1

\(8.6 \%\)

E3

‘Move a Cane Forward’

S2 and S3

\(1.85 \%\)