Application of Additive Manufacturing and Deep Learning in Exercise State Discrimination

With the rapid development of sports technology, smart wearable devices play a crucial role in athletic training and health management. Sports fatigue is a key factor affecting athletic performance. Using smart wearable devices to detect the onset of fatigue can optimize training, prevent excessive...

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Main Authors: Zhilong Zhao, Jiaxi Yang, Jiahao Liu, Shijie Soong, Yiming Wang, Juan Zhang
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Sensors
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Online Access:https://www.mdpi.com/1424-8220/25/2/389
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author Zhilong Zhao
Jiaxi Yang
Jiahao Liu
Shijie Soong
Yiming Wang
Juan Zhang
author_facet Zhilong Zhao
Jiaxi Yang
Jiahao Liu
Shijie Soong
Yiming Wang
Juan Zhang
author_sort Zhilong Zhao
collection DOAJ
description With the rapid development of sports technology, smart wearable devices play a crucial role in athletic training and health management. Sports fatigue is a key factor affecting athletic performance. Using smart wearable devices to detect the onset of fatigue can optimize training, prevent excessive fatigue and resultant injury, and increase efficiency and safety. However, current wearable sensing devices are often uncomfortable and imprecise. Furthermore, stable methods for fatigue detection are not yet established. To address these challenges, this paper introduces 3D printing and deep learning to design a smart wearable sensing device to detect different states of sports fatigue. First, to meet the need for comfort and improved accuracy in data collection, we utilized reverse engineering and additive manufacturing technologies. Second, we designed a prototype based on the long short-term memory (LSTM) neural network to analyze the collected bioelectrical signals for the identification of sports fatigue states and the extraction of related indicators. Finally, we conducted a large number of numerical experiments. The results demonstrated that our prototype and related equipment could collect signals and mine information as well as identify indicators associated with sports fatigue in the signals, thereby improving accuracy in the classification of fatigue states.
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spelling doaj-art-37fb6fc30c8d41deb6063abe3335af652025-01-24T13:48:44ZengMDPI AGSensors1424-82202025-01-0125238910.3390/s25020389Application of Additive Manufacturing and Deep Learning in Exercise State DiscriminationZhilong Zhao0Jiaxi Yang1Jiahao Liu2Shijie Soong3Yiming Wang4Juan Zhang5Biomanufacturing Center, Department of Mechanical Engineering, Tsinghua University, Beijing 100084, ChinaUSC Viterbi School of Engineering, Daniel J. Epstein Department of Industrial and Systems Engineering, University of Southern California, Los Angles, CA 90089, USASchool of Instrument Science and Opto-Electronics Engineering, Hefei University of Technology, Hefei 230001, ChinaDepartment of Bioengineering, Royal School of Mines, Imperial College London, London SW7 2AZ, UKBiomanufacturing Center, Department of Mechanical Engineering, Tsinghua University, Beijing 100084, ChinaBiomanufacturing Center, Department of Mechanical Engineering, Tsinghua University, Beijing 100084, ChinaWith the rapid development of sports technology, smart wearable devices play a crucial role in athletic training and health management. Sports fatigue is a key factor affecting athletic performance. Using smart wearable devices to detect the onset of fatigue can optimize training, prevent excessive fatigue and resultant injury, and increase efficiency and safety. However, current wearable sensing devices are often uncomfortable and imprecise. Furthermore, stable methods for fatigue detection are not yet established. To address these challenges, this paper introduces 3D printing and deep learning to design a smart wearable sensing device to detect different states of sports fatigue. First, to meet the need for comfort and improved accuracy in data collection, we utilized reverse engineering and additive manufacturing technologies. Second, we designed a prototype based on the long short-term memory (LSTM) neural network to analyze the collected bioelectrical signals for the identification of sports fatigue states and the extraction of related indicators. Finally, we conducted a large number of numerical experiments. The results demonstrated that our prototype and related equipment could collect signals and mine information as well as identify indicators associated with sports fatigue in the signals, thereby improving accuracy in the classification of fatigue states.https://www.mdpi.com/1424-8220/25/2/389bioelectrical signalreverse engineeringadditive manufacturinglong short-term memory (LSTM) neural networksports fatigue states
spellingShingle Zhilong Zhao
Jiaxi Yang
Jiahao Liu
Shijie Soong
Yiming Wang
Juan Zhang
Application of Additive Manufacturing and Deep Learning in Exercise State Discrimination
Sensors
bioelectrical signal
reverse engineering
additive manufacturing
long short-term memory (LSTM) neural network
sports fatigue states
title Application of Additive Manufacturing and Deep Learning in Exercise State Discrimination
title_full Application of Additive Manufacturing and Deep Learning in Exercise State Discrimination
title_fullStr Application of Additive Manufacturing and Deep Learning in Exercise State Discrimination
title_full_unstemmed Application of Additive Manufacturing and Deep Learning in Exercise State Discrimination
title_short Application of Additive Manufacturing and Deep Learning in Exercise State Discrimination
title_sort application of additive manufacturing and deep learning in exercise state discrimination
topic bioelectrical signal
reverse engineering
additive manufacturing
long short-term memory (LSTM) neural network
sports fatigue states
url https://www.mdpi.com/1424-8220/25/2/389
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