TABLE 3. Reconstruction Error (in Unit of cm) for Each Joint by the Method of Liu 
. [1].
| Name of exercise with [6] | Left shoulder | Right shoulder | Left elbow | Right elbow | Left wrist | Right wrist | |
|---|---|---|---|---|---|---|---|
| muscle-tightening deep breathing (Exercise 1) | All testing data | 1.98 | 2.4 | 5.42 | 6.1 | 5.94 | 7.63 |
| Unreliable testing data | 2.6 | 2.53 | 6.54 | 6.48 | 6.15 | 7.79 | |
| over the head pumping (Exercise 2) | All testing data | 4.62 | 6.75 | 7.64 | 9.13 | 9.77 | 11.15 |
| Unreliable testing data | 6.5 | 8.08 | 8.59 | 9.82 | 13.65 | 13.41 | |
| push down pumping (Exercise 3) | All testing data | 3.22 | 3.47 | 8.56 | 8.78 | 9.86 | 10.26 |
| Unreliable testing data | 5.89 | 6.46 | 10.84 | 10.65 | 11.93 | 12.68 | |
| horizontal pumping (Exercise 4) | All testing data | 1.92 | 1.84 | 6.32 | 8.38 | 11.38 | 8.74 |
| Unreliable testing data | 2.49 | 3.01 | 5.74 | 8.49 | 12.76 | 9.78 |