• 1. School of Automation and Electrical Engineering, University of Science and Technology Beijing, Beijing 100083, P. R. China;
  • 2. Beijing Engineering Research Center of Industrial Spectrum Imaging, University of Science and Technology Beijing, Beijing 100083, P. R. China;
  • 3. Shunde Innovation School, University of Science and Technology Beijing, Shunde, Guangdong 528399, P. R. China;
  • 4. Mobile Health Management System Engineering Research Center of the Ministry of Education, Hangzhou Normal University, Hangzhou 311121, P. R. China;
XIAO Wendong, Email: wdxiao@ustb.edu.cn
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The automatic segmentation of auricular acupoint divisions is the basis for realizing intelligent auricular acupoint therapy. However, due to the large number of ear acupuncture areas and the lack of clear boundary, existing solutions face challenges in automatically segmenting auricular acupoints. Therefore, a fast and accurate automatic segmentation approach of auricular acupuncture divisions is needed. A deep learning-based approach for automatic segmentation of auricular acupoint divisions is proposed, which mainly includes three stages: ear contour detection, anatomical part segmentation and keypoints localization, and image post-processing. In the anatomical part segmentation and keypoints localization stages, K-YOLACT was proposed to improve operating efficiency. Experimental results showed that the proposed approach achieved automatic segmentation of 66 acupuncture points in the frontal image of the ear, and the segmentation effect was better than existing solutions. At the same time, the mean average precision (mAP) of the anatomical part segmentation of the K-YOLACT was 83.2%, mAP of keypoints localization was 98.1%, and the running speed was significantly improved. The implementation of this approach provides a reliable solution for the accurate segmentation of auricular point images, and provides strong technical support for the modern development of traditional Chinese medicine.

Citation: GAO Zhenyue, JIA Shijin, LI Qingfeng, LU Dongxin, ZHANG Sen, XIAO Wendong. Deep learning approach for automatic segmentation of auricular acupoint divisions. Journal of Biomedical Engineering, 2024, 41(1): 114-120. doi: 10.7507/1001-5515.202309010 Copy

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