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Cross correlation between head motion based on calculation and expert rating
| Expert rating | Head motion calculation | ||||
|---|---|---|---|---|---|
| E1 | E2 | E3 | E4 | ||
| E1 | 1 | — | — | — | — |
| E2 | 0.91 | 1.00 | — | — | — |
| E3 | 0.95 | 0.94 | 1.00 | — | — |
| E4 | 0.95 | 0.95 | 0.96 | 1.00 | — |
| Head motion calculation | 0.77 | 0.79 | 0.77 | 0.80 | 1.00 |
E1∼4: Expert 1∼4.
