Article(id=1244336744884192071, tenantId=1146029695717560320, journalId=1244311425741537314, issueId=1244336743298740932, articleNumber=null, orderNo=null, doi=10.16450/j.cnki.issn.1004-6801.2025.05.004, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1701273600000, receivedDateStr=2023-11-30, revisedDate=1720627200000, revisedDateStr=2024-07-11, acceptedDate=null, acceptedDateStr=null, onlineDate=1774602598639, onlineDateStr=2026-03-27, pubDate=1759248000000, pubDateStr=2025-10-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1774602598639, onlineIssueDateStr=2026-03-27, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1774602598639, creator=13701087609, updateTime=1774602598639, updator=13701087609, issue=Issue{id=1244336743298740932, tenantId=1146029695717560320, journalId=1244311425741537314, year='2025', volume='45', issue='5', pageStart='855', pageEnd='1056', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1774602598261, creator=13701087609, updateTime=1774603435030, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1244340253042000577, tenantId=1146029695717560320, journalId=1244311425741537314, issueId=1244336743298740932, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1244340253042000578, tenantId=1146029695717560320, journalId=1244311425741537314, issueId=1244336743298740932, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=885, endPage=892, ext={EN=ArticleExt(id=1244336745089712969, articleId=1244336744884192071, tenantId=1146029695717560320, journalId=1244311425741537314, language=EN, title=Flutter Monitoring of Screw Milling Based on RF‑LSSVM, columnId=1244336744728998604, journalTitle=Journal of Vibration,Measurement and Diagnosis, columnName=PAPER, runingTitle=null, highlight=null, articleAbstract=
Aiming at the chatter problem in the process of milling screw rotors,a chatter monitoring method based on RelifF algorithm to the least square support vector machine (RF-LSSVM) is proposed. Firstly,the vibration signals in the milling process of the screw rotor are decomposed,and feature extraction and selection are performed using the variational modal (VMD) and the RelifF algorithm. Secondly,the penalty factor,kernel parameter,the number of near neighbor samples of RelifF algorithm and the length of dimension reduction feature of LSSVM are iteratively optimized using the enhanced whale optimization algorithm (E-WOA). Finally,a flutter identification model is established by inputting the reduced-dimensional flutter eigenvector matrix and outputting the flutter occurrence state. The experimental results show that the proposed VMD-RF-LSSVM model has a higher recognition accuracy than the unoptimized variational modal decomposition-support vector machine (VMD-SVM) model,reaching 99.5% accuracy. The proposed method can effectively monitor the chatter problem in the screw milling process,provides a thought for the optimization of the screw milling processing.
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针对螺杆转子铣削加工过程中的颤振问题,提出了一种基于RelifF算法优化最小二乘支持向量机(RelifF‑least square support vector machine,简称RF‑LSSVM)的颤振监测方法。首先,使用变分模态分解(variational modal decomposition,简称VMD)和RelifF算法对螺杆转子铣削过程中的振动信号进行分解、特征提取与选择;其次,利用增强鲸鱼算法(enhanced whale optimization algorithm,简称E‑WOA)对LSSVM的惩罚因子、核参数、RelifF算法近邻样本数和降维特征长度进行迭代寻优;最后,将降维后的颤振特征向量矩阵作为输入,以颤振发生状态为输出,建立颤振识别模型。实验结果表明,提出的VMD‑RF‑LSSVM模型与未优化的变分模态分解‑支持向量机算法(variational modal decomposition‑support vector machine,简称VMD‑SVM)模型相比,识别准确率更高,可以达到99.5%。提出的方法能够有效监测螺杆铣削过程中的颤振问题,为螺杆铣削加工过程的优化提供了一种思路。
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孙兴伟,女,1970年12月生,博士、教授。主要研究方向为复杂曲面数控制造理论与技术、高端数控装备、复杂曲面精密测量与检测、CAD/CAM/CAE技术等。曾发表《基于CNN-GRU组合神经网络的数控机床进给系统热误差研究》(《仪器仪表学报》2023年第44卷第10期)等论文。 E-mail:ww7247@126.com
, authorsList=孙兴伟, 李佳, 杨赫然, 张维锋, 董祉序, 刘寅)}, authors=[Author(id=1244351826867368349, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=ww7247@126.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1244351827005780388, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, authorId=1244351826867368349, language=EN, stringName=Xingwei SUN, firstName=Xingwei, middleName=null, lastName=SUN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.College of Mechanical Engineering,Shenyang University of Technology Shenyang,110870,China
2.Key Laboratory of Numerical Control Manufacturing Technology for Complex Surfaces of Liaoning Province Shenyang,110870,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1244351827093860780, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, authorId=1244351826867368349, language=CN, stringName=孙兴伟, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1沈阳工业大学机械工程学院 沈阳,110870
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孙兴伟,女,1970年12月生,博士、教授。主要研究方向为复杂曲面数控制造理论与技术、高端数控装备、复杂曲面精密测量与检测、CAD/CAM/CAE技术等。曾发表《基于CNN-GRU组合神经网络的数控机床进给系统热误差研究》(《仪器仪表学报》2023年第44卷第10期)等论文。 E-mail:ww7247@126.com
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孙兴伟,女,1970年12月生,博士、教授。主要研究方向为复杂曲面数控制造理论与技术、高端数控装备、复杂曲面精密测量与检测、CAD/CAM/CAE技术等。曾发表《基于CNN-GRU组合神经网络的数控机床进给系统热误差研究》(《仪器仪表学报》2023年第44卷第10期)等论文。 E-mail:ww7247@126.com
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1.College of Mechanical Engineering,Shenyang University of Technology Shenyang,110870,China
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1沈阳工业大学机械工程学院 沈阳,110870
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1.College of Mechanical Engineering,Shenyang University of Technology Shenyang,110870,China
2.Key Laboratory of Numerical Control Manufacturing Technology for Complex Surfaces of Liaoning Province Shenyang,110870,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1244351829199401435, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, authorId=1244351827534262730, language=CN, stringName=杨赫然, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1沈阳工业大学机械工程学院 沈阳,110870
2辽宁省复杂曲面数控制造技术重点实验室 沈阳,110870, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1244351826619904390, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, xref=1., ext=[AuthorCompanyExt(id=1244351826628293001, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, companyId=1244351826619904390, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1.College of Mechanical Engineering,Shenyang University of Technology Shenyang,110870,China
2.Key Laboratory of Numerical Control Manufacturing Technology for Complex Surfaces of Liaoning Province Shenyang,110870,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1244351829513974261, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, authorId=1244351829283287522, language=CN, stringName=张维锋, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1沈阳工业大学机械工程学院 沈阳,110870
2辽宁省复杂曲面数控制造技术重点实验室 沈阳,110870, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1244351826619904390, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, xref=1., ext=[AuthorCompanyExt(id=1244351826628293001, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, companyId=1244351826619904390, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2辽宁省复杂曲面数控制造技术重点实验室 沈阳,110870)])]), Author(id=1244351829627220478, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, orderNo=4, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1244351829732078089, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, authorId=1244351829627220478, language=EN, stringName=Zhixu DONG, firstName=Zhixu, middleName=null, lastName=DONG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.College of Mechanical Engineering,Shenyang University of Technology Shenyang,110870,China
2.Key Laboratory of Numerical Control Manufacturing Technology for Complex Surfaces of Liaoning Province Shenyang,110870,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1244351829836935695, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, authorId=1244351829627220478, language=CN, stringName=董祉序, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2辽宁省复杂曲面数控制造技术重点实验室 沈阳,110870)])])], keywords=[Keyword(id=1244351830285726249, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, orderNo=1, keyword=variational modal decomposition), Keyword(id=1244351830369612337, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, orderNo=2, keyword=least square support vector machine), Keyword(id=1244351830453498423, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, orderNo=3, keyword=machining chatter), Keyword(id=1244351830549967420, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, orderNo=4, keyword=feature dimension reduction), Keyword(id=1244351830633853507, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, orderNo=1, keyword=变分模态分解), Keyword(id=1244351830730322505, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, orderNo=2, keyword=最小二乘支持向量机), Keyword(id=1244351830818402893, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, orderNo=3, keyword=加工颤振), Keyword(id=1244351830893900372, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, orderNo=4, keyword=特征降维)], refs=[Reference(id=1244351835914482467, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, doi=null, pmid=null, pmcid=null, year=2000, volume=28, issue=8, pageStart=56, pageEnd=58, url=null, language=null, rfNumber=1, rfOrder=0, authorNames=张建伟, journalName=石油机械, refType=null, unstructuredReference=张建伟. 井下采油单螺杆泵的现状及发展[J].
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148: 105858., articleTitle=Enhanced whale optimization algorithm for medical feature selection: a COVID-19 case study, refAbstract=null)], funds=[Fund(id=1244351835520217871, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, awardId=52005347, language=CN, fundingSource=国家自然科学基金资助项目(52005347), fundOrder=null, country=null), Fund(id=1244351835620881173, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, awardId=LJ222410142011, language=CN, fundingSource=辽宁省教育厅科技创新团队资助项目(LJ222410142011), fundOrder=null, country=null), Fund(id=1244351835713155865, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, awardId=LJKMZ20220459, language=CN, fundingSource=辽宁省教育厅基本科研项目面上资助项目(LJKMZ20220459), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1244351826619904390, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, xref=1., ext=[AuthorCompanyExt(id=1244351826628293001, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, companyId=1244351826619904390, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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ReliefF algorithm updates schematic diagram, figureFileSmall=mAarEBO5CCHrQhwk96oWGw==, figureFileBig=eIdPVpjqMxK0Uh8/oGoGWw==, tableContent=null), ArticleFig(id=1244351831200084580, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图1, caption=
ReliefF算法更新分析图, figureFileSmall=mAarEBO5CCHrQhwk96oWGw==, figureFileBig=eIdPVpjqMxK0Uh8/oGoGWw==, tableContent=null), ArticleFig(id=1244351831342690925, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.2, caption=
Schematic diagram of the weight change of ReliefF algorithm under different neighbor numbers, figureFileSmall=X1nZFHvEjX3zinMSVSfpNQ==, figureFileBig=BLnj1Fafsiw8nz0Q3HoOFA==, tableContent=null), ArticleFig(id=1244351831447548531, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图2, caption=
不同近邻数下ReliefF算法权重值变化分析图, figureFileSmall=X1nZFHvEjX3zinMSVSfpNQ==, figureFileBig=BLnj1Fafsiw8nz0Q3HoOFA==, tableContent=null), ArticleFig(id=1244351831544017527, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.3, caption=
Electromechanical integrated toroidal drive, figureFileSmall=sk4vGwvExnIzis96SfIYCw==, figureFileBig=HGEseH6U04b10YF1goCt/w==, tableContent=null), ArticleFig(id=1244351831653069441, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图3, caption=
颤振监测实验图, figureFileSmall=sk4vGwvExnIzis96SfIYCw==, figureFileBig=HGEseH6U04b10YF1goCt/w==, tableContent=null), ArticleFig(id=1244351831749538439, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.4, caption=
Surface quality picture of workpiece, figureFileSmall=fAf1NeymL7nSd6NwRKWgJw==, figureFileBig=RBrvjcor6TCgcJghHM36rA==, tableContent=null), ArticleFig(id=1244351831837618829, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图4, caption=
工件表面质量图片, figureFileSmall=fAf1NeymL7nSd6NwRKWgJw==, figureFileBig=RBrvjcor6TCgcJghHM36rA==, tableContent=null), ArticleFig(id=1244351831929893522, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.5, caption=
Time-frequency spectrum of acceleration signals with different machining parameters, figureFileSmall=A6S2tqrf7Wfcc/S+wgp1ZQ==, figureFileBig=+bSNWN/uV/ZWGt+Miitszg==, tableContent=null), ArticleFig(id=1244351832017973910, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图5, caption=
不同加工参数的加速度信号时频谱, figureFileSmall=A6S2tqrf7Wfcc/S+wgp1ZQ==, figureFileBig=+bSNWN/uV/ZWGt+Miitszg==, tableContent=null), ArticleFig(id=1244351832122831515, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.6, caption=
Spectrum diagram of VMD signal decomposition in steady state, figureFileSmall=jY8WXn0yCtG0qvhgT1sLBw==, figureFileBig=GDFK/og5AVsIcLJAnxytRA==, tableContent=null), ArticleFig(id=1244351832215106207, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图6, caption=
稳定状态下VMD信号分解时频谱, figureFileSmall=jY8WXn0yCtG0qvhgT1sLBw==, figureFileBig=GDFK/og5AVsIcLJAnxytRA==, tableContent=null), ArticleFig(id=1244351833712472739, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.7, caption=
Three-feature distribution map of different state points, figureFileSmall=ekAqgwBc5sESpjjyT0NSHw==, figureFileBig=G7+f38qoHRG91DzMtqJ5xg==, tableContent=null), ArticleFig(id=1244351833855079079, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图7, caption=
不同状态点三特征分布图, figureFileSmall=ekAqgwBc5sESpjjyT0NSHw==, figureFileBig=G7+f38qoHRG91DzMtqJ5xg==, tableContent=null), ArticleFig(id=1244351833993491119, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.8, caption=
Schematic diagram of the influence of ReliefF parameters, figureFileSmall=vAC1brvn4BEE7pZPKKLROQ==, figureFileBig=C5IQrP6LiDQY8sLZJPZLtA==, tableContent=null), ArticleFig(id=1244351834144486069, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图8, caption=
ReliefF参数影响分析图, figureFileSmall=vAC1brvn4BEE7pZPKKLROQ==, figureFileBig=C5IQrP6LiDQY8sLZJPZLtA==, tableContent=null), ArticleFig(id=1244351834257732285, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.9, caption=
Schematic diagram of the influence of LS‑SVM parameters, figureFileSmall=YW607kVM1+J6agVd2YVJJA==, figureFileBig=lxGEOvexLgND5d5XxNhYvQ==, tableContent=null), ArticleFig(id=1244351834383561408, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图9, caption=
LS‑SVM参数影响分析图, figureFileSmall=YW607kVM1+J6agVd2YVJJA==, figureFileBig=lxGEOvexLgND5d5XxNhYvQ==, tableContent=null), ArticleFig(id=1244351834459058885, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.10, caption=
Iterative process comparison diagram, figureFileSmall=5rwyKMowdQhBvc/pI4z25A==, figureFileBig=9n82gh9V9BGjctjzRoEKAA==, tableContent=null), ArticleFig(id=1244351834542944971, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图10, caption=
迭代过程对比图, figureFileSmall=5rwyKMowdQhBvc/pI4z25A==, figureFileBig=9n82gh9V9BGjctjzRoEKAA==, tableContent=null), ArticleFig(id=1244351834635219665, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Fig.11, caption=
IConfusion matrix diagram of prediction results, figureFileSmall=5GM1JbxYqKSWzjuOkbGBRw==, figureFileBig=n5YwU19L5SdGWm+ywN/PbA==, tableContent=null), ArticleFig(id=1244351834782020315, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=图11, caption=
预测结果混淆矩阵图, figureFileSmall=5GM1JbxYqKSWzjuOkbGBRw==, figureFileBig=n5YwU19L5SdGWm+ywN/PbA==, tableContent=null), ArticleFig(id=1244351834895266533, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Tab.1, caption=
Characteristic index of vibration signal
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 特征量 | 序号 | 特征量 |
|---|
| 1 |  | 9 |  |
| 2 |  | 10 |  |
| 3 |  | 11 |  |
| 4 |  | 12 |  |
| 5 |  | 13 |  |
| 6 |  | 14 |  |
| 7 |  | 15 |  |
| 8 |  | 16 |  |
), ArticleFig(id=1244351834991735532, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=表1, caption=
振动信号特征指标
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 特征量 | 序号 | 特征量 |
|---|
| 1 |  | 9 |  |
| 2 |  | 10 |  |
| 3 |  | 11 |  |
| 4 |  | 12 |  |
| 5 |  | 13 |  |
| 6 |  | 14 |  |
| 7 |  | 15 |  |
| 8 |  | 16 |  |
), ArticleFig(id=1244351835084010226, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Tab.2, caption=
Table of processing parameters for horizontal experiment
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| 序号 | 主轴转速/(mm•rad-1) | 进给量/mm | 加工倍率/% |
|---|
| 1 | 160 | 3.0 | 10 |
| 2 | 170 | 3.5 | 15 |
| 3 | 180 | 4.0 | 20 |
| 4 | 190 | 4.5 | 25 |
| ︙ | ︙ | ︙ | ︙ |
| 74 | 200 | 4.0 | 25 |
| 75 | 200 | 5.0 | 30 |
), ArticleFig(id=1244351835184673530, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=表2, caption=
水平实验加工参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 主轴转速/(mm•rad-1) | 进给量/mm | 加工倍率/% |
|---|
| 1 | 160 | 3.0 | 10 |
| 2 | 170 | 3.5 | 15 |
| 3 | 180 | 4.0 | 20 |
| 4 | 190 | 4.5 | 25 |
| ︙ | ︙ | ︙ | ︙ |
| 74 | 200 | 4.0 | 25 |
| 75 | 200 | 5.0 | 30 |
), ArticleFig(id=1244351835272753919, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=EN, label=Tab.3, caption=
Recognition accuracy of different models
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| 识别模型 | 识别准确率/% |
|---|
| LS‑SVM | 陷入局部最优 |
| RF‑LSSVM | 87.3 |
| E‑WOA‑RF | 91.3 |
| E‑WOA‑LSSVM | 90.0 |
| WOA‑RF‑LSSVM | 97.8 |
| E‑WOA‑RF‑LSSVM | 99.5 |
), ArticleFig(id=1244351835348251396, tenantId=1146029695717560320, journalId=1244311425741537314, articleId=1244336744884192071, language=CN, label=表3, caption=
不同模型识别准确率
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| 识别模型 | 识别准确率/% |
|---|
| LS‑SVM | 陷入局部最优 |
| RF‑LSSVM | 87.3 |
| E‑WOA‑RF | 91.3 |
| E‑WOA‑LSSVM | 90.0 |
| WOA‑RF‑LSSVM | 97.8 |
| E‑WOA‑RF‑LSSVM | 99.5 |
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