Article(id=1320889651280331199, tenantId=1146029695717560320, journalId=1260987677001138203, issueId=1320889172802515656, articleNumber=null, orderNo=null, doi=10.13386/j.issn1002-0306.2025020239, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1740585600000, receivedDateStr=2025-02-27, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792854233807, onlineDateStr=2026-10-24, pubDate=1768406400000, pubDateStr=2026-01-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792854233807, onlineIssueDateStr=2026-10-24, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792854233807, creator=13701087609, updateTime=1792854233807, updator=13701087609, issue=Issue{id=1320889172802515656, tenantId=1146029695717560320, journalId=1260987677001138203, year='2026', volume='47', issue='2', pageStart='1', pageEnd='514', issueExtLink='null', onlineDate='null', pubDate='1768406400000', pubDateStr='2026-01-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792854119730, creator='13701087609', updateTime=1792854119730, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=347, endPage=355, ext={EN=ArticleExt(id=1320889651443909056, articleId=1320889651280331199, tenantId=1146029695717560320, journalId=1260987677001138203, language=EN, title=Near-infrared Spectroscopy Combined with Improved Permutation Combination Population Analysis for Identifying Base Liquor Grades of Nongxiangxing Baijiu, columnId=1261343843585241413, journalTitle=Science and Technology of Food Industry, columnName=Analysis and Determination, runingTitle=null, highlight=null, articleAbstract=
Base liquor of Baijiu contains a wide variety of trace components with complex interactions. How to predict its grade rapidly and simply was of great importance. To achieve rapid and accurate identification while accounting for interactions between multi-component substances and reducing computational complexity, this study developed an improved permutation combination population analysis (imPCPA) method for feature selection based on near-infrared spectroscopy data. This study established a near-infrared spectroscopy (NIRS) model to discriminate the quality grades of base liquors in Nongxiangxing Baijiu. The model was developed using 687 samples from four quality grades. A combined feature selection strategy was applied to optimize spectral wavelength selection. The initial screening applied interval partial least squares (iPLS) to remove uninformative variables from preprocessed spectra. The improved permutation combination population analysis (imPCPA) further optimized wave point selection within the retained spectral intervals. Finally, constructed an extreme gradient boosting (XGBoost) classification model for grade prediction. The final selection identified 32 characteristic wavelength points. Compared to the original algorithm, the improved method reduced computational time by 80%. The median prediction accuracy of the classification model reached 95.65% on the prediction set. The results demonstrate that this method addresses key limitations of conventional sensory evaluation, including strong subjectivity and poor reproducibility in liquor analysis. It effectively captures synergistic interactions among multi-component substances while maintaining interpretable feature selection. The approach provides a reliable reference for rapid grade assessment of Baijiu base liquors.
, authors=Yibo WANG
1, 2, Xianguo TUO
1, 2, Guiyu ZHANG
1, 2, 3, *, Lei ZHANG
1, 2, Xingrui XIANG
1, 2, Jun YAN
1, 2, authorsList=Yibo WANG, Xianguo TUO, Guiyu ZHANG, Lei ZHANG, Xingrui XIANG, Jun YAN, authorCompany=null, correspAuthors=Guiyu ZHANG, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright © 2026 Science and Technology of Food Industry. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1320889654547694029, articleId=1320889651280331199, tenantId=1146029695717560320, journalId=1260987677001138203, language=CN, title=近红外光谱结合改进的排列组合总体分析方法鉴别浓香型白酒基酒等级, columnId=1261343846139572559, journalTitle=食品工业科技, columnName=分析检测, runingTitle=null, highlight=null, articleAbstract=
白酒基酒中含有种类繁多、关系复杂的微量成分,如何快速简便地预测其等级具有重要意义。为实现快速准确的鉴别,并考虑多组分样本物质间协调关系,降低计算复杂度,本文在近红外光谱数据基础上,提出了一种改进的排列组合总体分析(improved permutation combination population analysis,imPCPA)特征选择方法。研究基于浓香型白酒4种等级基酒共687个样品,建立了近红外光谱白酒基酒等级判别模型,采用了组合特征选择策略对光谱点进行筛选。先使用区间偏最小二乘法(interval partial least squares,IPLS)对预处理后的光谱进行无信息变量的剔除,再使用imPCPA对选取的区间进行波点筛选,最后建立极端梯度提升树(established extreme gradient boosting,XGBoost)分类模型。最终筛选出了32个特征波点,相比于改进之前的算法在计算量上减少了80%,分类模型预测集准确率中位数达95.65%。综上,该方法缓解了现有的感官品评方法进行酒类分析带来的主观性强、重现性差的特点,实现了多组分样本中成分间的协调作用的捕捉,特征选择结果解释性好,为白酒基酒等级的快速检测提供了参考。
, authors=王怡博
1, 2, 庹先国
1, 2, 张贵宇
1, 2, 3, *, 张磊
1, 2, 向星睿
1, 2, 严俊
1, 2, authorsList=王怡博, 庹先国, 张贵宇, 张磊, 向星睿, 严俊, authorCompany=null, correspAuthors=张贵宇, authorNote=
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, copyrightStatement=版权所有 © 2026《食品工业科技》编辑部, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=r4MBGyM88u6MaPYZT5VlxQ==, magXml=StIdrXU9twg0varaI7Ml0A==, pdfUrl=null, pdf=+C0+pRilPj34NiTLo7ZfLg==, pdfFileSize=2271442, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=7MzH7WC5rKMJNmhcIagdiQ==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=QosEMAEJEvdKNSEMwKj0FQ==, mapNumber=null, fund=null)}, authors=[Author(id=1320889655613047258, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=3532297440@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1320889655709516253, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, authorId=1320889655613047258, language=EN, stringName=Yibo WANG, firstName=Yibo, middleName=null, lastName=WANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science & Engineering, Yibin 644000, China
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1四川轻化工大学人工智能四川省重点实验室,四川宜宾 644000
2四川轻化工大学自动化与信息工程学院,四川宜宾 644000, bio={"content":"
王怡博(2000−),男,硕士研究生,研究方向:智能酿造,E-mail:3532297440@qq.com
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1Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science & Engineering, Yibin 644000, China
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1四川轻化工大学人工智能四川省重点实验室,四川宜宾 644000
2四川轻化工大学自动化与信息工程学院,四川宜宾 644000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1320889655109730767, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, xref=1, ext=[AuthorCompanyExt(id=1320889655122313680, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, companyId=1320889655109730767, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1, 2, 3, *, address=
1Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science & Engineering, Yibin 644000, China
2School of Automation & Information Engineering, Sichuan University of Science & Engineering, Yibin 644000, China
3Liquor Making Biological Technology and Application of Key Laboratory of Sichuan Province, Yibin 644000, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1320889656472879595, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, authorId=1320889656200249830, language=CN, stringName=张贵宇, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, *, address=
1四川轻化工大学人工智能四川省重点实验室,四川宜宾 644000
2四川轻化工大学自动化与信息工程学院,四川宜宾 644000
3酿酒生物技术及应用四川省重点实验室,四川宜宾 644000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1320889655109730767, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, xref=1, ext=[AuthorCompanyExt(id=1320889655122313680, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, companyId=1320889655109730767, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1, 2, address=
1Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science & Engineering, Yibin 644000, China
2School of Automation & Information Engineering, Sichuan University of Science & Engineering, Yibin 644000, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1320889658330956273, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, authorId=1320889656573542893, language=CN, stringName=张磊, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1四川轻化工大学人工智能四川省重点实验室,四川宜宾 644000
2四川轻化工大学自动化与信息工程学院,四川宜宾 644000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1320889655109730767, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, xref=1, ext=[AuthorCompanyExt(id=1320889655122313680, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, companyId=1320889655109730767, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1, 2, address=
1Artificial Intelligence Key Laboratory of Sichuan Province, Sichuan University of Science & Engineering, Yibin 644000, China
2School of Automation & Information Engineering, Sichuan University of Science & Engineering, Yibin 644000, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1320889658586808823, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, authorId=1320889658427425267, language=CN, stringName=向星睿, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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Spectral comparison before and after airPLS combined with SG convolution smoothing pretreatment, figureFileSmall=c+QIZcRMEMsRb5CgotPGMQ==, figureFileBig=7MzH7WC5rKMJNmhcIagdiQ==, tableContent=null), ArticleFig(id=1320889659836711433, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=图1, caption=
airPLS结合SG卷积平滑预处理前后光谱对比注:a. 原始光谱;b. airPLS+SG (11-2)处理后的光谱。
, figureFileSmall=c+QIZcRMEMsRb5CgotPGMQ==, figureFileBig=7MzH7WC5rKMJNmhcIagdiQ==, tableContent=null), ArticleFig(id=1320889660050620938, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Fig.2, caption=
IPLS selection interval distribution, figureFileSmall=6bT0X58bpcDoYqyYt7/rWA==, figureFileBig=KXk4r0MuPdOhQGuCZ1304w==, tableContent=null), ArticleFig(id=1320889660130312715, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=图2, caption=
IPLS选择区间分布, figureFileSmall=6bT0X58bpcDoYqyYt7/rWA==, figureFileBig=KXk4r0MuPdOhQGuCZ1304w==, tableContent=null), ArticleFig(id=1320889660197421580, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Fig.3, caption=
Effect of parameter $ \alpha $% on the model, figureFileSmall=bni3vr7qyGK7lHh2DTJqPA==, figureFileBig=xxJGraEFzpVsbhitmLwJjA==, tableContent=null), ArticleFig(id=1320889660247753229, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=图3, caption=
参数$ \alpha $%对模型的影响, figureFileSmall=bni3vr7qyGK7lHh2DTJqPA==, figureFileBig=xxJGraEFzpVsbhitmLwJjA==, tableContent=null), ArticleFig(id=1320889660310667790, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Fig.4, caption=
Repeated prediction results of different feature selection methods, figureFileSmall=fA5mHvZJpFQHRfDtMZKLVQ==, figureFileBig=8CRRn0xlBag98VzYL1tgNw==, tableContent=null), ArticleFig(id=1320889660386165263, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=图4, caption=
不同特征选择方法重复预测结果, figureFileSmall=fA5mHvZJpFQHRfDtMZKLVQ==, figureFileBig=8CRRn0xlBag98VzYL1tgNw==, tableContent=null), ArticleFig(id=1320889660453274128, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Fig.5, caption=
Prediction model confusion matrix of different feature selection methods, figureFileSmall=CX9CYCtv808TNk640040uQ==, figureFileBig=Sj76NM+NitkB9hxgNtMLjg==, tableContent=null), ArticleFig(id=1320889660528771601, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=图5, caption=
不同特征选择方法的预测模型混淆矩阵, figureFileSmall=CX9CYCtv808TNk640040uQ==, figureFileBig=Sj76NM+NitkB9hxgNtMLjg==, tableContent=null), ArticleFig(id=1320889660587491858, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Fig.6, caption=
Different feature selection methods select the wavelength distribution, figureFileSmall=UEXsGrF07gjc00V152F97A==, figureFileBig=Hbx7F/Cuns2uhtD1jc/xrA==, tableContent=null), ArticleFig(id=1320889660658795027, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=图6, caption=
不同特征选择方法选择波长分布, figureFileSmall=UEXsGrF07gjc00V152F97A==, figureFileBig=Hbx7F/Cuns2uhtD1jc/xrA==, tableContent=null), ArticleFig(id=1320889660780429844, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Table 1, caption=
Parameter settings used in XBG in this study
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数项 | 参数大小 |
|---|
| 学习率(Learning_rate) | 0.1 |
| 最大树深度(Max_depth) | 5 |
| 样本选择比例(Sub_sample) | 0.8 |
| 特征选择比例(Clsample_bytree) | 0.8 |
| 损失函数(Objective) | Multi:softprob |
| 类别数目(Num_class) | 4 |
| 迭代次数(Num_boosting_rounds) | 100 |
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XBG在本研究中使用的参数设置
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| 参数项 | 参数大小 |
|---|
| 学习率(Learning_rate) | 0.1 |
| 最大树深度(Max_depth) | 5 |
| 样本选择比例(Sub_sample) | 0.8 |
| 特征选择比例(Clsample_bytree) | 0.8 |
| 损失函数(Objective) | Multi:softprob |
| 类别数目(Num_class) | 4 |
| 迭代次数(Num_boosting_rounds) | 100 |
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XGBoost model prediction results of different spectral preprocessing methods
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| 预处理 | 训练集准确率(%) | 测试集准确率(%) |
|---|
| 无(原始光谱) | 93.26 | 91.24 |
| airPLS | 95.26 | 92.75 |
| airPLS-SG(3-2) | 95.62 | 93.47 |
| airPLS-SG(5-2) | 95.81 | 94.20 |
| airPLS-SG(7-2) | 96.17 | 94.20 |
| airPLS-SG(9-2) | 96.53 | 94.92 |
| airPLS-SG(11-2) | 97.99 | 95.65 |
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不同光谱预处理方法的XGBoost模型预测结果
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| 预处理 | 训练集准确率(%) | 测试集准确率(%) |
|---|
| 无(原始光谱) | 93.26 | 91.24 |
| airPLS | 95.26 | 92.75 |
| airPLS-SG(3-2) | 95.62 | 93.47 |
| airPLS-SG(5-2) | 95.81 | 94.20 |
| airPLS-SG(7-2) | 96.17 | 94.20 |
| airPLS-SG(9-2) | 96.53 | 94.92 |
| airPLS-SG(11-2) | 97.99 | 95.65 |
), ArticleFig(id=1320889662261019160, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Table 3, caption=
XGBoost model prediction results of different spectral preprocessing methods
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| 指标 | 区间数 |
|---|
| 40 | 35 | 30 | 25 | 20 | 15 |
|---|
| 训练集准确率(%) | 97.99 | 97.44 | 97.26 | 97.26 | 95.81 | 93.80 |
| 测试集准确率(%) | 95.65 | 95.65 | 95.65 | 95.65 | 93.47 | 90.57 |
), ArticleFig(id=1320889662340710937, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=表3, caption=
不同光谱预处理方法的XGBoost模型预测结果
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| 指标 | 区间数 |
|---|
| 40 | 35 | 30 | 25 | 20 | 15 |
|---|
| 训练集准确率(%) | 97.99 | 97.44 | 97.26 | 97.26 | 95.81 | 93.80 |
| 测试集准确率(%) | 95.65 | 95.65 | 95.65 | 95.65 | 93.47 | 90.57 |
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Overall model effect of different feature selection methods
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特征选 择方法 | 选择特 征数 | 最优预测 效果(%) | 最优效 果最小 特征数 | 最接近中 位数预测 效果(%) | 中位数效 果最小 变量数 | 平均运行 时间(s) |
|---|
| UVE | 71~334 | 97.82 | 71 | 95.65 | 110 | 40 |
| CARS | 9~49 | 96.37 | 22 | 93.47 | 12 | 38 |
| IRIV | 28~42 | 97.82 | 34 | 94.92 | 31 | 7535 |
| VCPA | 19~71 | 95.65 | 48 | 93.47 | 21 | 62 |
| PCPA | 35~65 | 97.82 | 45 | 95.65 | 40 | 2646 |
| imPCPA | 28~42 | 97.10 | 38 | 95.65 | 32 | 528 |
), ArticleFig(id=1320889662491705883, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=表4, caption=
不同特征选择方法整体模型效果
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特征选 择方法 | 选择特 征数 | 最优预测 效果(%) | 最优效 果最小 特征数 | 最接近中 位数预测 效果(%) | 中位数效 果最小 变量数 | 平均运行 时间(s) |
|---|
| UVE | 71~334 | 97.82 | 71 | 95.65 | 110 | 40 |
| CARS | 9~49 | 96.37 | 22 | 93.47 | 12 | 38 |
| IRIV | 28~42 | 97.82 | 34 | 94.92 | 31 | 7535 |
| VCPA | 19~71 | 95.65 | 48 | 93.47 | 21 | 62 |
| PCPA | 35~65 | 97.82 | 45 | 95.65 | 40 | 2646 |
| imPCPA | 28~42 | 97.10 | 38 | 95.65 | 32 | 528 |
), ArticleFig(id=1320889662588174876, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=EN, label=Table 5, caption=
Classification effect of different feature selection methods on each grade of base liquor
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| 特征选择方法 | 一级酒 准确率(%) | 二级酒 准确率(%) | 三级酒 准确率(%) | 四级酒 准确率(%) |
|---|
| UVE | 93.1 | 92.59 | 100 | 100 |
| CARS | 93.1 | 94.44 | 90.91 | 95.45 |
| IRIV | 93.1 | 94.44 | 93.94 | 100 |
| VCPA | 89.66 | 92.59 | 93.94 | 100 |
| PCPA | 96.55 | 94.44 | 96.97 | 95.45 |
| imPCPA | 93.1 | 94.44 | 96.97 | 100 |
), ArticleFig(id=1320889662680449565, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1320889651280331199, language=CN, label=表5, caption=
不同特征选择方法对各等级基酒的分类效果
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| 特征选择方法 | 一级酒 准确率(%) | 二级酒 准确率(%) | 三级酒 准确率(%) | 四级酒 准确率(%) |
|---|
| UVE | 93.1 | 92.59 | 100 | 100 |
| CARS | 93.1 | 94.44 | 90.91 | 95.45 |
| IRIV | 93.1 | 94.44 | 93.94 | 100 |
| VCPA | 89.66 | 92.59 | 93.94 | 100 |
| PCPA | 96.55 | 94.44 | 96.97 | 95.45 |
| imPCPA | 93.1 | 94.44 | 96.97 | 100 |
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