Article(id=1321170394418099128, tenantId=1146029695717560320, journalId=1260987677001138203, issueId=1321170163563614210, articleNumber=null, orderNo=null, doi=10.13386/j.issn1002-0306.2025010296, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1738857600000, receivedDateStr=2025-02-07, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792921168187, onlineDateStr=2026-10-25, pubDate=1769875200000, pubDateStr=2026-02-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792921168187, onlineIssueDateStr=2026-10-25, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792921168187, creator=13701087609, updateTime=1792921168187, updator=13701087609, issue=Issue{id=1321170163563614210, tenantId=1146029695717560320, journalId=1260987677001138203, year='2026', volume='47', issue='3', pageStart='1', pageEnd='497', issueExtLink='null', onlineDate='null', pubDate='1769875200000', pubDateStr='2026-02-01', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792921113148, creator='13701087609', updateTime=1792921113148, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=313, endPage=320, ext={EN=ArticleExt(id=1321170394652980153, articleId=1321170394418099128, tenantId=1146029695717560320, journalId=1260987677001138203, language=EN, title=Identification of Chinese Huzhu Qingke Liquor by UV-NIR Spectral Fusion Combined with Chemometrics Methods, columnId=1261343843585241413, journalTitle=Science and Technology of Food Industry, columnName=Analysis and Determination, runingTitle=null, highlight=null, articleAbstract=
This study aimed to develop a quick and accurate discrimination method to realize the identification of Chinese Huzhu Qingke Liquor (CHQL), and to provide reliable technical support for the quality control and authenticity identification of Qingke liquor. First, ultraviolet spectrum (UV) and near-infrared spectroscopy (NIR) were used to examine the spectral properties of CHQL, Other Brand Qingke Liquor (OBQL), and Non-Qingke Based Liquor (NQBL). Then, partial least square-discriminant analysis (PLS-DA), support vector machine (SVM), and random forest (RF) were established using UV, NIR single spectrum and UV-NIR fusion spectrum. Additionally, interval partial least squares (iPLS), variable importance of projection (VIP), and competitive adaptive reweighted sampling (CARS) were used respectively for extracting feature variables from spectra. The results showed that the fusion spectra could complement each other and improve the performance of the classification model. The feature variable screening method further improved the model performance and reduced the model complexity. The RF model constructed using the 78 optimal wavelengths filtered by the VIP technique had the best classification and prediction results, with 100% accuracy on both the training and test sets. In summary, the combination of data fusion strategy and chemometrics method can effectively enhance the model performance and realize the rapid discriminant analysis of Huzhu Qingke liquor.
, authors=Ting SHI, Shiyong XU, Ru WANG, Mingjin ZHANG
*, authorsList=Ting SHI, Shiyong XU, Ru WANG, Mingjin ZHANG, authorCompany=null, correspAuthors=Mingjin 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=1321170398104892364, articleId=1321170394418099128, tenantId=1146029695717560320, journalId=1260987677001138203, language=CN, title=紫外-近红外光谱融合结合化学计量学方法鉴别“互助”青稞酒, columnId=1261343846139572559, journalTitle=食品工业科技, columnName=分析检测, runingTitle=null, highlight=null, articleAbstract=
本研究旨在开发一种快速、准确的判别方法,以实现对“互助”青稞酒的鉴别,为青稞酒的质量控制与真伪鉴别提供可靠的技术支持。首先利用紫外光谱(Ultraviolet Spectrum,UV)和近红外光谱(Near-Infrared Spectroscopy,NIR)研究了“互助”青稞酒(CHQL)、其它品牌青稞酒(OBQL)和非青稞原料白酒(NQBL)的光谱特性。然后基于UV、NIR单光谱和UV-NIR融合光谱建立偏最小二乘判别分析(Partial Least Square-Discriminant Analysis,PLS-DA)、支持向量机(Support Vector Machine,SVM)和随机森林(Random Forest,RF)三种分类模型。并通过间隔偏最小二乘法(Interval Partial Least Squares,iPLS)、变量投影重要性(Variable Importance of Projection,VIP)、竞争自适应重加权采样(Competitive Adaptive Reweighted Sampling,CARS)等算法选择特征变量。结果表明:融合光谱能够利用两种光谱的互补信息,提高模型判别能力;此外,特征变量筛选方法进一步优化了模型性能,降低模型复杂度,其中采用VIP方法筛选的78个最优波长建立的RF模型的分类和预测效果最佳,在训练集和测试集上的准确率都达到100%。综上所述,数据融合策略与化学计量学方法相结合能够有效增强模型性能,实现“互助”青稞酒的快速判别。
, authors=石婷, 许诗咏, 王茹, 张明锦
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China Brewing, 2023, 42(9): 211−216., articleTitle=null, refAbstract=null), Reference(id=1321170413107916855, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=38, rfOrder=47, authorNames=null, journalName=null, refType=null, unstructuredReference=赵宇. 紫外分光光度法测定十种白酒中的糠醛[J]. 中国林副特产, 2019(6): 29−31. [ZHAO Y. Determination of furfural in ten liquors by ultraviolet spectrophotometry[J]. Forest by-Product and Speciality in China, 2019(6): 29−31.], articleTitle=null, refAbstract=null), Reference(id=1321170413179220024, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=38, rfOrder=48, authorNames=null, journalName=null, refType=null, unstructuredReference=ZHAO Y. Determination of furfural in ten liquors by ultraviolet spectrophotometry[J]. 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Original spectra of 113 liquor samples, figureFileSmall=qsEmap/RTG3RQwkVTgQCjQ==, figureFileBig=5zYPbW18Q7t5VqMmmi+/1A==, tableContent=null), ArticleFig(id=1321170402743792625, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图1, caption=
113种白酒样品的原始光谱图注:A:NIR;B:UV。
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Raw spectral score plots of the three types of liquor samples, figureFileSmall=pMy7gCSptv2vOMaU2fAyLw==, figureFileBig=uoGPLZHv1LKgz9peHC4/GA==, tableContent=null), ArticleFig(id=1321170403096114163, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图2, caption=
三类白酒样品的原始光谱得分图注:A:NIR,B:UV。
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Modeling results of different methods on NIR and UV datasets, figureFileSmall=9hVpS4SCtB3PoeMteketKw==, figureFileBig=Ralzmm1clLgcVylrqeY8xA==, tableContent=null), ArticleFig(id=1321170403234526197, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图3, caption=
不同方法在NIR和UV数据集的建模结果注:A:NIR;B:UV。
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Modeling results of iPLS when dividing into 20 sub-intervals, figureFileSmall=bKtzc7OrDX0+rLKHtqnr+w==, figureFileBig=qRsl3OV3dwqBBPPgMYSmpg==, tableContent=null), ArticleFig(id=1321170403444241399, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图4, caption=
划分20个子区间时iPLS建模结果, figureFileSmall=bKtzc7OrDX0+rLKHtqnr+w==, figureFileBig=qRsl3OV3dwqBBPPgMYSmpg==, tableContent=null), ArticleFig(id=1321170403511350264, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=EN, label=Fig.5, caption=
VIP corresponding to each wavelength variable, figureFileSmall=w8Tdwdn2U7p3sJciN4b+oQ==, figureFileBig=/mKlXH5AWM/+nBivTzQAZQ==, tableContent=null), ArticleFig(id=1321170403591042041, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图5, caption=
各波长变量对应的VIP, figureFileSmall=w8Tdwdn2U7p3sJciN4b+oQ==, figureFileBig=/mKlXH5AWM/+nBivTzQAZQ==, tableContent=null), ArticleFig(id=1321170403670733818, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=EN, label=Fig.6, caption=
Process of CARS in selecting characteristic variables, figureFileSmall=fldp+z+ZwywggdW7TBfpPA==, figureFileBig=kXWrkLY92VKRr26PK7q7AQ==, tableContent=null), ArticleFig(id=1321170403733648379, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图6, caption=
CARS选择特征变量的过程, figureFileSmall=fldp+z+ZwywggdW7TBfpPA==, figureFileBig=kXWrkLY92VKRr26PK7q7AQ==, tableContent=null), ArticleFig(id=1321170403863671804, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=EN, label=Fig.7, caption=
Modeling effects of different models under different variable screening methods, figureFileSmall=eeD5HP3pMT6tWvpF5GBqBw==, figureFileBig=vyFNddva42jSXkyS1QXw3g==, tableContent=null), ArticleFig(id=1321170403943363581, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图7, caption=
不同模型在不同变量筛选方法时的建模效果注:A:RF;B:SVM;C:PLS-DA。
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Confusion matrix of the RF model, figureFileSmall=1V5egRr5ro8e5D8hWO9KuA==, figureFileBig=UuGgvQhBlI6XJYeyRlXooQ==, tableContent=null), ArticleFig(id=1321170404069192703, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图8, caption=
RF模型的混淆矩阵注:A:训练集;B:测试集。
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Confusion matrix of the SVM model, figureFileSmall=rRS3y0qLoKfBCFbDvNVWxA==, figureFileBig=WTOIvPg+JNQ2HRsnA6iGWA==, tableContent=null), ArticleFig(id=1321170404291489792, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=图9, caption=
SVM模型的混淆矩阵注:A:训练集;B:测试集。
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Accuracy obtained from PLS-DA modeling after pre-processing with different methods
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| 预处理方法 | NIR准确率(%) | | UV准确率(%) |
|---|
| 训练集 | 测试集 | | 训练集 | 测试集 |
|---|
| RAW | 82.28 | 94.12 | | 86.08 | 97.06 |
| MSC | 83.54 | 94.12 | | 87.34 | 100 |
| SNV | 82.28 | 94.12 | | 84.81 | 94.12 |
| FD | 83.54 | 91.18 | | 81.01 | 97.06 |
| SD | 82.28 | 91.18 | | 82.28 | 97.06 |
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不同方法预处理后PLS-DA建模的准确率
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| 预处理方法 | NIR准确率(%) | | UV准确率(%) |
|---|
| 训练集 | 测试集 | | 训练集 | 测试集 |
|---|
| RAW | 82.28 | 94.12 | | 86.08 | 97.06 |
| MSC | 83.54 | 94.12 | | 87.34 | 100 |
| SNV | 82.28 | 94.12 | | 84.81 | 94.12 |
| FD | 83.54 | 91.18 | | 81.01 | 97.06 |
| SD | 82.28 | 91.18 | | 82.28 | 97.06 |
), ArticleFig(id=1321170406074068995, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=EN, label=Table 2, caption=
Accuracies of three modeling methods based on DLF
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| 数据 | 建模方法 | 训练集(%) | 测试集(%) |
|---|
| DLF | SVM | 100 | 85.29 |
| PLS-DA | 91.14 | 91.18 |
| RF | 100 | 91.18 |
), ArticleFig(id=1321170406145372164, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=表2, caption=
基于DLF的三种建模方法准确率
, figureFileSmall=null, figureFileBig=null, tableContent=
| 数据 | 建模方法 | 训练集(%) | 测试集(%) |
|---|
| DLF | SVM | 100 | 85.29 |
| PLS-DA | 91.14 | 91.18 |
| RF | 100 | 91.18 |
), ArticleFig(id=1321170406216675333, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=EN, label=Table 3, caption=
Modeling and interval selection results when dividing the number of different intervals
, figureFileSmall=null, figureFileBig=null, tableContent=
| 区间数 | 最优子区间 | RMSECV | 特征变量数 |
|---|
| 10 | 3 | 0.4056 | 228 |
| 20 | 5 | 0.3752 | 114 |
| 30 | 7 | 0.3789 | 76 |
| 40 | 10 | 0.4416 | 57 |
| 50 | 17 | 0.4568 | 46 |
| 60 | 4 | 0.4633 | 38 |
), ArticleFig(id=1321170406296367110, tenantId=1146029695717560320, journalId=1260987677001138203, articleId=1321170394418099128, language=CN, label=表3, caption=
划分不同区间数时建模及区间选择结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 区间数 | 最优子区间 | RMSECV | 特征变量数 |
|---|
| 10 | 3 | 0.4056 | 228 |
| 20 | 5 | 0.3752 | 114 |
| 30 | 7 | 0.3789 | 76 |
| 40 | 10 | 0.4416 | 57 |
| 50 | 17 | 0.4568 | 46 |
| 60 | 4 | 0.4633 | 38 |
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