Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise Analysis

The effect of noise on the human body has attracted increasing research attention. In particular, many factories generate motor noise pollution, which exposes general workers to noise for extended periods. To solve this problem, masks made of different materials are used for reducing the noise gener...

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Main Authors: Po-Jiun Wen, Chihpin Huang
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9830711/
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author Po-Jiun Wen
Chihpin Huang
author_facet Po-Jiun Wen
Chihpin Huang
author_sort Po-Jiun Wen
collection DOAJ
description The effect of noise on the human body has attracted increasing research attention. In particular, many factories generate motor noise pollution, which exposes general workers to noise for extended periods. To solve this problem, masks made of different materials are used for reducing the noise generated by motors. In this study, we attempted to predict the acoustic sound of masked motors. We collected noise level data in decibels for different operation frequencies of motors used at National Synchrotron Radiation Research Center (NSRRC) and developed a machine learning model according to the characteristics of the collected data to simulate the effect of masks on the motor sound. We use the Gradient Boost Model (GBM) as the main learning method because the model is suitable for predicting noise from comparison results of the five models are very common predictive models and may performed as compare method to predict acoustic noise. The results indicated that the prediction accuracy of the GBM was considerably higher than other four traditional machine learning methods (random forests, support vector machine, gaussian processes regression model and multiple linear regression models). Moreover, we used a general multiple linear regression method as the worst method of comparison and conducted time–frequency visualization of the sound for analysis. At NSRRC, we examined the effects of three observation locations and three mask materials, namely wood, metal, and acrylic, on the sound prediction accuracy achieved with the developed model. The highest sound prediction accuracy was obtained behind the motor and under an acrylic mask.
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spelling doaj.art-66e88bf953c744ef929e7811a2d6ccc22022-12-22T01:55:51ZengIEEEIEEE Access2169-35362022-01-0110757087571910.1109/ACCESS.2022.31914339830711Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise AnalysisPo-Jiun Wen0https://orcid.org/0000-0003-2417-0170Chihpin Huang1Institute of Environmental Engineering, National Yang Ming Chiao Tung University, Hsinchu, TaiwanInstitute of Environmental Engineering, National Yang Ming Chiao Tung University, Hsinchu, TaiwanThe effect of noise on the human body has attracted increasing research attention. In particular, many factories generate motor noise pollution, which exposes general workers to noise for extended periods. To solve this problem, masks made of different materials are used for reducing the noise generated by motors. In this study, we attempted to predict the acoustic sound of masked motors. We collected noise level data in decibels for different operation frequencies of motors used at National Synchrotron Radiation Research Center (NSRRC) and developed a machine learning model according to the characteristics of the collected data to simulate the effect of masks on the motor sound. We use the Gradient Boost Model (GBM) as the main learning method because the model is suitable for predicting noise from comparison results of the five models are very common predictive models and may performed as compare method to predict acoustic noise. The results indicated that the prediction accuracy of the GBM was considerably higher than other four traditional machine learning methods (random forests, support vector machine, gaussian processes regression model and multiple linear regression models). Moreover, we used a general multiple linear regression method as the worst method of comparison and conducted time–frequency visualization of the sound for analysis. At NSRRC, we examined the effects of three observation locations and three mask materials, namely wood, metal, and acrylic, on the sound prediction accuracy achieved with the developed model. The highest sound prediction accuracy was obtained behind the motor and under an acrylic mask.https://ieeexplore.ieee.org/document/9830711/Gradient boosting model (GBM)machine learningmotor noise predictiontime-frequency diagrams
spellingShingle Po-Jiun Wen
Chihpin Huang
Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise Analysis
IEEE Access
Gradient boosting model (GBM)
machine learning
motor noise prediction
time-frequency diagrams
title Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise Analysis
title_full Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise Analysis
title_fullStr Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise Analysis
title_full_unstemmed Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise Analysis
title_short Machine Learning and Prediction of Masked Motors With Different Materials Based on Noise Analysis
title_sort machine learning and prediction of masked motors with different materials based on noise analysis
topic Gradient boosting model (GBM)
machine learning
motor noise prediction
time-frequency diagrams
url https://ieeexplore.ieee.org/document/9830711/
work_keys_str_mv AT pojiunwen machinelearningandpredictionofmaskedmotorswithdifferentmaterialsbasedonnoiseanalysis
AT chihpinhuang machinelearningandpredictionofmaskedmotorswithdifferentmaterialsbasedonnoiseanalysis