Table 4 Mean error
Condition | Image presentation | Operation interface | A | B | C | D | E | all |
|---|---|---|---|---|---|---|---|---|
(a) | 2D | Joystick | 120.0 \(\upmu \hbox {m}\) | 93.4 \(\upmu \hbox {m}\) | 15.1 \(\upmu \hbox {m}\) | 18.1 \(\upmu \hbox {m}\) | 41.0 \(\upmu \hbox {m}\) | 57.5 \(\upmu \hbox {m}\) |
(b) | 3D | Joystick | 18.6 \(\upmu \hbox {m}\) | 16.9 \(\upmu \hbox {m}\) | 12.8 \(\upmu \hbox {m}\) | 7.1 \(\upmu \hbox {m}\) | 27.5 \(\upmu \hbox {m}\) | 16.6 \(\upmu \hbox {m}\) |
(c) | 2D | Pen-type | 72.9 \(\upmu \hbox {m}\) | 71.7 \(\upmu \hbox {m}\) | 48.3 \(\upmu \hbox {m}\) | 53.7 \(\upmu \hbox {m}\) | 58.2 \(\upmu \hbox {m}\) | 61.0 \(\upmu \hbox {m}\) |
(d) | 3D | Pen-type | 4.0 \(\upmu \hbox {m}\) | 11.1 \(\upmu \hbox {m}\) | 8.9 \(\upmu \hbox {m}\) | 7.1 \(\upmu \hbox {m}\) | 17.5 \(\upmu \hbox {m}\) | 9.7 \(\upmu \hbox {m}\) |
(e) | 2D | Glove-type | 36.6 \(\upmu \hbox {m}\) | 90.0 \(\upmu \hbox {m}\) | 67.6 \(\upmu \hbox {m}\) | 17.7 \(\upmu \hbox {m}\) | 108.4 \(\upmu \hbox {m}\) | 64.0 \(\upmu \hbox {m}\) |
(f) | 3D | Glove-type | 10.1 \(\upmu \hbox {m}\) | 2.6 \(\upmu \hbox {m}\) | 12.8 \(\upmu \hbox {m}\) | 8.6 \(\upmu \hbox {m}\) | 9.4 \(\upmu \hbox {m}\) | 8.7 \(\upmu \hbox {m}\) |