Article(id=1153986589228262139, tenantId=1146029695717560320, journalId=1149652044408987649, issueId=1153986579971429187, articleNumber=null, orderNo=null, doi=10.19812/j.cnki.jfsq11-5956/ts.20241121001, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1732118400000, receivedDateStr=2024-11-21, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1753061442906, onlineDateStr=2025-07-21, pubDate=1740412800000, pubDateStr=2025-02-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753061442906, onlineIssueDateStr=2025-07-21, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753061442906, creator=13701087609, updateTime=1753061442906, updator=13701087609, issue=Issue{id=1153986579971429187, tenantId=1146029695717560320, journalId=1149652044408987649, year='2025', volume='16', issue='4', pageStart='1', pageEnd='320', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1753061440699, creator=13701087609, updateTime=1758783495950, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1177986619249406427, tenantId=1146029695717560320, journalId=1149652044408987649, issueId=1153986579971429187, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1177986619249406428, tenantId=1146029695717560320, journalId=1149652044408987649, issueId=1153986579971429187, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=178, endPage=184, ext={EN=ArticleExt(id=1153986589895156496, articleId=1153986589228262139, tenantId=1146029695717560320, journalId=1149652044408987649, language=EN, title=Traceability of geographical origin of
Cyperus esculentus based on chemometrics and near infrared spectroscopy, columnId=1153986581653349021, journalTitle=Journal of Food Safety & Quality, columnName=Special Topic: Application of Modern Analysis Instrument in Food Detection, runingTitle=null, highlight=null, articleAbstract=
Objective To analyze Cyperus esculentus by near infrared spectroscopy, and trace geographical origin of Cyperus esculentus by the identification model in chemometrics. Methods A total of 408 samples of Cyperus esculentus samples from Hebei, Hunan, Shandong, Xinjiang, and Yunnan were analyzed for provenance tracing using near-infrared spectroscopy and chemometric software, 3 kinds of spectral preprocessing methods including multiplicative scatter correction, standard normal variate transformation and standard normal variate transformation & detrending, were used respectively, and 5 kinds of recognition modes such as support vector machine (SVM), soft independent modeling of class analogy (SIMCA), orthogonal partial least squares discriminant analysis (OPLS-DA), partial least squares discriminant analysis (PLS-DA), and K-nearest neighbor algorithm (KNN) were used to identify the geographical origin. Results The modeling recognition rates of the 5 kinds of modes including SVM, SIMCA, OPLS-DA, PLS-DA, and KNN were 91.89%, 94.47%, 62.37%, 65.32%, and 100.00% respectively. The KNN was selected as the origin identification model, and the impact of different preprocessing methods, data preprocessing and sample distance on the stability of the model prediction results were analyzed in order to select the optimal model parameters. The prediction set recognition rate could reach 100.00% by using multiplicative scatter correction spectral preprocessing method, one of data preprocessing methods including UV, Pareto, automatic, or centering, and block distance as the sample distance. Conclusion The technology of near infrared spectroscopy combined with KNN mode has the advantages of fast analysis speed, simple operation, easy sample pretreatment, non-destructive, on-line qualitative and quantitative analysis, etc., and has a certain application prospect.
, correspAuthors=Yong-Tan YANG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, 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, authorCompany=null, fund=null, authors=null, authorsList=Xiao-Hong LUO, Nan-Xi WANG, Hong-Juan CHEN, Xu-Hui ZHUANG, Tian-Tian SUN, Jin-Xiu XIAO, Yu-Pei LINGHU, Yong-Tan YANG), CN=ArticleExt(id=1153986615341998606, articleId=1153986589228262139, tenantId=1146029695717560320, journalId=1149652044408987649, language=CN, title=基于化学计量学和近红外光谱法的油莎豆产地溯源, columnId=1153986581842092705, journalTitle=食品安全质量检测学报, columnName=本期专题:现代分析仪器在食品检测中的应用, runingTitle=null, highlight=null, articleAbstract=
目的 采用近红外光谱技术对油莎豆进行分析, 并应用化学计量学中识别模式对油莎豆进行产地溯源。方法 采用近红外光谱法结合化学计量学软件, 对来自河北、湖南、山东、新疆、云南等地408份油莎豆样品进行产地溯源, 分别采用多元散射校正、多量标准化或多量标准化耦合去趋势算法3种光谱预处理方法和支持向量机(support vector machine, SVM)、簇类独立分类(soft independent modeling of class analogy, SIMCA)、正交偏最小二乘判别(orthogonal partial least squares discriminant analysis, OPLS-DA)、偏最小二乘判别(partial least squares discriminant analysis, PLS-DA)、和K最近邻算法(K-nearest neighbor algorithm, KNN)等5种识别模式进行产地识别。结果 SVM、SIMCA、OPLS-DA、PLS-DA和KNN等5种模式的建模识别率分别为91.89%、94.47%、62.37%、65.32%和100.00%。选择KNN作为产地识别模型, 分析不同预处理方法、数据预处理及样本距离对模型预测结果稳定性的影响, 筛选出最优模型参数。选用多元散射校正光谱预处理方式, 在UV标度化、Pareto标度化、自动标度化或中心化任一种数据预处理条件下, 样本距离选用街区距离, 测试集识别率能达到100.00%。结论 近红外光谱结合KNN模式的技术具有分析速度快、操作简单、样本预处理容易、无损、在线的定性定量分析等优点, 具有一定应用前景。
, correspAuthors=杨永坛, authorNote=null, correspAuthorsNote=
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罗晓宏(1986—), 女, 硕士, 助理研究员, 主要研究方向为仪器分析方法开发及应用。E-mail: lxh@ags.ac.cn
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罗晓宏(1986—), 女, 硕士, 助理研究员, 主要研究方向为仪器分析方法开发及应用。E-mail: lxh@ags.ac.cn
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罗晓宏(1986—), 女, 硕士, 助理研究员, 主要研究方向为仪器分析方法开发及应用。E-mail: lxh@ags.ac.cn
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121(12): 190028., articleTitle=A systematic chemometric approach to identify the geographical origin of olive oils, refAbstract=null)], funds=[Fund(id=1178002215076769794, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, awardId=JY2408, language=CN, fundingSource=中央级公益性科研院所基本科研业务费项目(JY2408), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1178002210647585721, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, xref=null, ext=[AuthorCompanyExt(id=1178002210718888890, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, companyId=1178002210647585721, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1. Academy of National Food and Strategic Reserves Administration, Beijing 100037, China), AuthorCompanyExt(id=1178002210723083195, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, companyId=1178002210647585721, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1.国家粮食和物资储备局科学研究院, 北京 100037)]), AuthorCompany(id=1178002210806969276, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, xref=null, ext=[AuthorCompanyExt(id=1178002210815357885, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, companyId=1178002210806969276, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=2. Food Science and Engineering College, Beijing University of Agriculture, Beijing 102200, China), AuthorCompanyExt(id=1178002210823746494, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, companyId=1178002210806969276, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=2.北京农学院食品科学与工程学院, 北京 102200)])], figs=[ArticleFig(id=1178002213625541617, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=EN, label=Fig.1, caption=
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近红外原始光谱图, figureFileSmall=olccrXRai95xkwNqV4cA+Q==, figureFileBig=toXBClUJWtV/ZZ+uZtSzpA==, tableContent=null), ArticleFig(id=1178002213776536563, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=EN, label=Fig.2, caption=
Results of SVM (A), SIMCA (B), OPLS-DA (C), PLS-DA (D), KNN (E) classification, figureFileSmall=5Kjf2dRTvdkXTwAz+q948Q==, figureFileBig=3vzO1oA3TWcCBYm2Fhob0Q==, tableContent=null), ArticleFig(id=1178002213852034036, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=CN, label=图2, caption=
SVM (A)、SIMCA (B)、OPLS-DA (C)、PLS-DA (D)、KNN (E)识别结果, figureFileSmall=5Kjf2dRTvdkXTwAz+q948Q==, figureFileBig=3vzO1oA3TWcCBYm2Fhob0Q==, tableContent=null), ArticleFig(id=1178002213927531509, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=EN, label=Fig.3, caption=
Optimal results of KNN classification, figureFileSmall=wdAU/H+JhfoytWTTF1BAww==, figureFileBig=hrTsQf0RA7wqPXEXWHGNaQ==, tableContent=null), ArticleFig(id=1178002214003028982, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=CN, label=图3, caption=
KNN最优识别结果, figureFileSmall=wdAU/H+JhfoytWTTF1BAww==, figureFileBig=hrTsQf0RA7wqPXEXWHGNaQ==, tableContent=null), ArticleFig(id=1178002214074332151, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=EN, label=Fig.4, caption=
ROC curves and AUC values for geographical origin of Cyperus esculentus by 5 kinds of algorithms, figureFileSmall=+GMOfjOXpCg/yd/2NUg+Mg==, figureFileBig=1GAVhNE5JrjHWBVt0+n7uQ==, tableContent=null), ArticleFig(id=1178002214149829624, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=CN, label=图4, caption=
5种算法在油莎豆产地溯源中ROC曲线和AUC值, figureFileSmall=+GMOfjOXpCg/yd/2NUg+Mg==, figureFileBig=1GAVhNE5JrjHWBVt0+n7uQ==, tableContent=null), ArticleFig(id=1178002214229521401, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1153986589228262139, language=EN, label=Table 1, caption=
Classification results of sample data sets
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| 编号 | 分类名称 | 归属 | 总样本/个 | 训练集/个 | 测试集 /个 |
| 1 | 河北 | 训练集 | 30 | 30 | - |
| 2 | 湖南 | 训练集 | 15 | 15 | - |
| 3 | 山东 | 训练集 | 21 | 21 | - |
| 4 | 新疆 | 训练集 | 175 | 175 | - |
| 5 | 云南 | 训练集 | 30 | 30 | - |
| 6 | 河北预测 | 测试集 | 15 | - | 15 |
| 7 | 湖南预测 | 测试集 | 9 | - | 9 |
| 8 | 山东预测 | 测试集 | 9 | - | 9 |
| 9 | 新疆预测 | 测试集 | 89 | - | 89 |
| 10 | 云南预测 | 测试集 | 15 | - | 15 |
| 合计 | | | 408 | 271 | 137 |
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样品数据集的分类结果
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| 编号 | 分类名称 | 归属 | 总样本/个 | 训练集/个 | 测试集 /个 |
| 1 | 河北 | 训练集 | 30 | 30 | - |
| 2 | 湖南 | 训练集 | 15 | 15 | - |
| 3 | 山东 | 训练集 | 21 | 21 | - |
| 4 | 新疆 | 训练集 | 175 | 175 | - |
| 5 | 云南 | 训练集 | 30 | 30 | - |
| 6 | 河北预测 | 测试集 | 15 | - | 15 |
| 7 | 湖南预测 | 测试集 | 9 | - | 9 |
| 8 | 山东预测 | 测试集 | 9 | - | 9 |
| 9 | 新疆预测 | 测试集 | 89 | - | 89 |
| 10 | 云南预测 | 测试集 | 15 | - | 15 |
| 合计 | | | 408 | 271 | 137 |
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Results of identification based on 5 kinds of modeling patterns to model
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| 模式 | 光谱 预处理 | 数据 预处理 | 训练集 识别率/% | 验证集 识别率/% |
| SVM | 无 | 自动标度化 | 91.89 | 85.24 |
| SIMCA | 无 | 自动标度化 | 94.47 | 90.77 |
| OPLS-DA | 无 | 自动标度化 | 62.37 | 66.42 |
| PLS-DA | 无 | 自动标度化 | 65.32 | 83.39 |
| KNN | 无 | 自动标度化 | 100.00 | 100.00 |
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5种模式建模识别结果
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| 模式 | 光谱 预处理 | 数据 预处理 | 训练集 识别率/% | 验证集 识别率/% |
| SVM | 无 | 自动标度化 | 91.89 | 85.24 |
| SIMCA | 无 | 自动标度化 | 94.47 | 90.77 |
| OPLS-DA | 无 | 自动标度化 | 62.37 | 66.42 |
| PLS-DA | 无 | 自动标度化 | 65.32 | 83.39 |
| KNN | 无 | 自动标度化 | 100.00 | 100.00 |
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Effects of different spectral preprocessing on pattern recognition results
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| 模式 | 光谱预处理优化 | 训练集识别率/% | 验证集识别率/% | 测试集识别率/% |
| 河北 | 湖南 | 山东 | 新疆 | 云南 | 平均值 |
| KNN | MSC+自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
| SNV+自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
SNV+Detrending+ 自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 66.00 | 98.00 | 100.00 | 92.80 |
| 未经处理+自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
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不同光谱预处理对模式识别结果的影响
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| 模式 | 光谱预处理优化 | 训练集识别率/% | 验证集识别率/% | 测试集识别率/% |
| 河北 | 湖南 | 山东 | 新疆 | 云南 | 平均值 |
| KNN | MSC+自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
| SNV+自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
SNV+Detrending+ 自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 66.00 | 98.00 | 100.00 | 92.80 |
| 未经处理+自动标度化 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
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Effects of data preprocessing on pattern recognition results
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| 模式 | 数据预处理优化 | 训练集 识别率/% | 验证集 识别率/% | 测试集识别率/% |
| 河北 | 湖南 | 山东 | 新疆 | 云南 | 平均值 |
| KNN | MSC+UV标度化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
MSC+Pareto标度化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
MSC+自动标度化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
MSC+均一化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 67.00 | 92.00 | 100.00 | 91.80 |
MSC+中心化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
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数据预处理对模式识别结果的影响
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| 模式 | 数据预处理优化 | 训练集 识别率/% | 验证集 识别率/% | 测试集识别率/% |
| 河北 | 湖南 | 山东 | 新疆 | 云南 | 平均值 |
| KNN | MSC+UV标度化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
MSC+Pareto标度化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
MSC+自动标度化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
MSC+均一化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 67.00 | 92.00 | 100.00 | 91.80 |
MSC+中心化+ 欧氏距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 94.00 | 100.00 | 96.60 |
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Effects of sample distance on pattern recognition results
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| 模式 | 样本距离优化 | 训练集 识别率/% | 验证集 识别率/% | 测试集识别率/% |
| 河北 | 湖南 | 山东 | 新疆 | 云南 | 平均值 |
| KNN | MSC+UV标度化+ 街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
MSC+Pareto标度化+ 街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
MSC+自动标度化+ 街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
| MSC+均一化+街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 100.00 | 100.00 | 97.80 |
| MSC+中心化+街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
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样本距离对模式识别结果的影响
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| 模式 | 样本距离优化 | 训练集 识别率/% | 验证集 识别率/% | 测试集识别率/% |
| 河北 | 湖南 | 山东 | 新疆 | 云南 | 平均值 |
| KNN | MSC+UV标度化+ 街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
MSC+Pareto标度化+ 街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
MSC+自动标度化+ 街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
| MSC+均一化+街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 89.00 | 100.00 | 100.00 | 97.80 |
| MSC+中心化+街区距离 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
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