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A pointer meter reading recognition method based on YOLOX and semantic segmentation technology

delete2023-08-01
delete24
PRE
AI
L
Liqun Hou *
S
Sen Wang
X
Xiaopeng Sun
G
Guopeng Mao
DOI:10.1016/j.measurement.2023.113241delete
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摘要

摘要

En 中文
Pointer meters are extensively employed in power, chemical, automotive, and other modern production processes. To improve the accuracy and robustness of the existing reading recognition algorithms for pointer meters, this research proposed a novel approach based on YOLOX convolutional network and semantic segmentation technology. Firstly, the dial of the target meter is detected from the background image using the YOLOX network. Secondly, the meter's main tick marks, dial center, and pointer are determined by the proposed semantic segmentation solution using the attention U-Net network and then corrected the tilt through perspective transformation. Finally, the accurate reading is achieved by using the enhanced angle method that calculates the reading value using the angles between the pointer and the two most adjacent main tick marks. A series of experiments have been conducted to evaluate the presented approach's feasibility and robustness. The results indicated that the fiducial errors of its reading values are no more than 0.31%.
Keyword:
Pointer meters
Reading recognition
YOLOX
Semantic segmentation
Attention U-Net

期刊

Measurement 封面图
Measurement
IF:
5.6
论文数:
2.0W
被引数:
5.4W

机构

N
north china electric power university
学者数:
2.5W
论文数: 1.7W
被引数: 16
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