Table 1 Performance metrics for movement behaviour classification by Motus at 25 Hz and 12.5 Hz.

From: Validation and comparative study of the Motus system for accurately identifying movement behaviours using different sampling frequencies

Sampling frequency

Performance metric

Movement behaviour

Sed

Stand

Walk

Run

Stairs

Cycle

Overall

25 Hz

Precision

0.98

0.94

0.96

0.90

0.82

0.98

0.96

Recall

0.89

0.97

0.94

1.00

0.91

0.94

0.93

Specificity

1.00

0.98

0.98

0.99

0.98

1.00

0.99

F1-score

0.93

0.95

0.95

0.94

0.87

0.96

0.94

Balanced accuracy

0.95

0.97

0.96

0.99

0.95

0.97

0.94

12.5 Hz

Precision

0.98

0.94

0.96

0.96

0.81

0.98

0.96

Recall

0.89

0.97

0.95

0.96

0.91

0.94

0.92

Specificity

1.00

0.98

0.98

1.00

0.98

1.00

0.99

F1-score

0.93

0.96

0.96

0.96

0.86

0.96

0.94

Balanced accuracy

0.95

0.98

0.96

0.98

0.95

0.97

0.94

  1. Sed = Sedentary (sitting).