OperaBLE: An IoT-Based Wearable to Improve Efficiency and Smart Worker Care Services in Industry 4.0

Table 3

Assembly successful recognition using 3 or 6 axes.

Sequence	3 axes		6 axes
	Output	Success	Output	Success
1-2-3	✓	✓	✓	✓
(✓)	✓	✓	✓	✓
3-2-1	✓	✗	✗	✓
(✗)	✗	✓	✗	✓
2-3-1	✗	✓	✗	✓
(✗)	✗	✓	✗	✓
3-1-2	✗	✓	✗	✓
(✗)	✗	✓	✗	✓
2-1-3	✓	✗	✓	✗
(✗)	✓	✗	✗	✓
1-3-2	✓	✗	✗	✓
(✗)	✗	✓	✗	✓
		66.7%		91.7%