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. Author manuscript; available in PMC: 2020 Apr 21.
Published in final edited form as: Proc ACM Interact Mob Wearable Ubiquitous Technol. 2019 Sep;3(3):72. doi: 10.1145/3351230

Table 4.

Accuracy of labeling wearer activity.

Accuracy
as-is blur blurH edge edgeH mask
(ref)
H2H Eating 100.0 93.55 95.08 94.64 79.66 90.00
Wearing Glasses 95.24 66.13 60.66 46.43 54.24 78.33
Drinking 98.41 83.87 78.69 91.07 86.44 93.33
Scratching 93.65 100.0 96.72 96.43 96.61 85.00
Nail biting 85.71 88.71 80.33 89.29 79.66 66.67
Calling 96.83 93.55 88.52 96.43 89.83 98.33
Yawning 79.37 74.19 75.41 80.36 62.71 68.33
Average (H2H) 92.74 85.71 82.2 84.95 78.45 82.86
(p<.001) (p<.001) (p<.001) (p<.001) (p<.001)
Non-H2H Typing 96.83 48.39 0.00 26.79 03.39 01.67
Washing 98.41 37.10 0.00 03.57 03.39 01.67
Talking 80.95 38.71 39.34 30.36 22.03 21.67
Average (All) 92.54 72.42 61.48 65.54 57.80 60.50

Accuracy is reported as percentages.

All p-values are reported after Bonferroni correction.

δ = 30 for the equivalence test.