Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometrics
This study proposes a novel method that combines multispectral data fusion strategies with chemometric analysis for the origin traceability of Rizhao green tea. The research found significant differences in the sensory scores and key physicochemical components (catechins, caffeine, and amino acid co...
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| Main Authors: | , , , , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
Elsevier
2025-04-01
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| Series: | Food Chemistry: X |
| Subjects: | |
| Online Access: | http://www.sciencedirect.com/science/article/pii/S2590157525001932 |
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| author | Mengqi Guo Zhiwei Chen Zezhong Ding Dewen Wang Dandan Qi Min Lu Mei Wang Chunwang Dong |
| author_facet | Mengqi Guo Zhiwei Chen Zezhong Ding Dewen Wang Dandan Qi Min Lu Mei Wang Chunwang Dong |
| author_sort | Mengqi Guo |
| collection | DOAJ |
| description | This study proposes a novel method that combines multispectral data fusion strategies with chemometric analysis for the origin traceability of Rizhao green tea. The research found significant differences in the sensory scores and key physicochemical components (catechins, caffeine, and amino acid content) between Rizhao green tea and tea from southern China. By integrating data from near-infrared and hyperspectral technologies, the prediction accuracy of multivariate models (including Partial Least Squares Regression (PLSR), Support Vector Regression (SVR), Random Forest (RF), and Convolutional Neural Networks (CNN)) was improved. The performance of the fused dataset outperformed single-spectral datasets. The study found significant spectral differences in tea samples from different regions, leading to robust differentiation. Both SVM and RF discriminant models based on near-infrared spectral data achieved 100 % accuracy. This method provides a reliable and efficient tool for green tea traceability, with potential applications in quality control and authenticity verification within the tea industry. |
| format | Article |
| id | doaj-art-8a82b08e53214d9cb92d32a76d16bc14 |
| institution | OA Journals |
| issn | 2590-1575 |
| language | English |
| publishDate | 2025-04-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Food Chemistry: X |
| spelling | doaj-art-8a82b08e53214d9cb92d32a76d16bc142025-08-20T02:30:50ZengElsevierFood Chemistry: X2590-15752025-04-012710234610.1016/j.fochx.2025.102346Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometricsMengqi Guo0Zhiwei Chen1Zezhong Ding2Dewen Wang3Dandan Qi4Min Lu5Mei Wang6Chunwang Dong7Tea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaTea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaTea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaTea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaTea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaTea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaCorresponding author.; Tea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaCorresponding author.; Tea Research Institute, Academy of Agricultural Machinery Sciences, Shandong Academy of Agricultural Sciences, Jinan 250100, ChinaThis study proposes a novel method that combines multispectral data fusion strategies with chemometric analysis for the origin traceability of Rizhao green tea. The research found significant differences in the sensory scores and key physicochemical components (catechins, caffeine, and amino acid content) between Rizhao green tea and tea from southern China. By integrating data from near-infrared and hyperspectral technologies, the prediction accuracy of multivariate models (including Partial Least Squares Regression (PLSR), Support Vector Regression (SVR), Random Forest (RF), and Convolutional Neural Networks (CNN)) was improved. The performance of the fused dataset outperformed single-spectral datasets. The study found significant spectral differences in tea samples from different regions, leading to robust differentiation. Both SVM and RF discriminant models based on near-infrared spectral data achieved 100 % accuracy. This method provides a reliable and efficient tool for green tea traceability, with potential applications in quality control and authenticity verification within the tea industry.http://www.sciencedirect.com/science/article/pii/S2590157525001932Rizhao green teaOrigin traceabilityMultispectralData fusionChemometrics |
| spellingShingle | Mengqi Guo Zhiwei Chen Zezhong Ding Dewen Wang Dandan Qi Min Lu Mei Wang Chunwang Dong Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometrics Food Chemistry: X Rizhao green tea Origin traceability Multispectral Data fusion Chemometrics |
| title | Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometrics |
| title_full | Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometrics |
| title_fullStr | Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometrics |
| title_full_unstemmed | Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometrics |
| title_short | Traceability of Rizhao green tea origin based on multispectral data fusion strategy and chemometrics |
| title_sort | traceability of rizhao green tea origin based on multispectral data fusion strategy and chemometrics |
| topic | Rizhao green tea Origin traceability Multispectral Data fusion Chemometrics |
| url | http://www.sciencedirect.com/science/article/pii/S2590157525001932 |
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