A YOLOv3-Based Industrial Instrument Classification and Reading Recognition Method

Table 2

Digital meter reading function test results.

Sample number	Actual meter values	System reading results	Absolute error
1	12.36	12.36	0
2	24.2	24.2	0
3	13.57	13.57	0
4	46.53	46.53	0
5	4.75	4.75	0
6	87.09	87.09	0
7	0	0	0
8	65.85	65.88	0.03
9	24.17	24.17	0
10	10.65	10.65	0