Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning

The technologies used for the characterization and quantitative analysis of dairy products based on Raman spectroscopy have developed rapidly in recent years. At the level of spectral data, there are not only traditional Raman spectra but also two-dimensional correlation spectra, which can provide r...

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Main Authors: Zheng-Yong Zhang, Jian-Sheng Su, Huan-Ming Xiong
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Molecules
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Online Access:https://www.mdpi.com/1420-3049/30/2/239
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author Zheng-Yong Zhang
Jian-Sheng Su
Huan-Ming Xiong
author_facet Zheng-Yong Zhang
Jian-Sheng Su
Huan-Ming Xiong
author_sort Zheng-Yong Zhang
collection DOAJ
description The technologies used for the characterization and quantitative analysis of dairy products based on Raman spectroscopy have developed rapidly in recent years. At the level of spectral data, there are not only traditional Raman spectra but also two-dimensional correlation spectra, which can provide rich compositional and characteristic information about the samples. In terms of spectral preprocessing, there are various methods, such as normalization, wavelet denoising, and feature extraction. A combination of these methods with appropriate quantitative techniques is beneficial to reveal the differences between samples or improve predictive performance. Quantitative evaluation can be divided into similarity measurement methods and machine learning algorithms. When evaluating small batch samples, similarity measurements can provide quantitative discrimination results. When the sample data are sufficient and matched with Raman spectroscopy parameters, machine learning algorithms suitable for intelligent discrimination can be trained and optimized. Finally, with the rise of deep learning algorithms and fusion strategies, some challenges in this field are proposed.
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issn 1420-3049
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publishDate 2025-01-01
publisher MDPI AG
record_format Article
series Molecules
spelling doaj-art-82fbcb2b629e4e4a96a833c957e09d562025-01-24T13:43:13ZengMDPI AGMolecules1420-30492025-01-0130223910.3390/molecules30020239Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine LearningZheng-Yong Zhang0Jian-Sheng Su1Huan-Ming Xiong2School of Management Science and Engineering, Nanjing University of Finance and Economics, Nanjing 210023, ChinaSchool of Management Science and Engineering, Nanjing University of Finance and Economics, Nanjing 210023, ChinaDepartment of Chemistry, Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200438, ChinaThe technologies used for the characterization and quantitative analysis of dairy products based on Raman spectroscopy have developed rapidly in recent years. At the level of spectral data, there are not only traditional Raman spectra but also two-dimensional correlation spectra, which can provide rich compositional and characteristic information about the samples. In terms of spectral preprocessing, there are various methods, such as normalization, wavelet denoising, and feature extraction. A combination of these methods with appropriate quantitative techniques is beneficial to reveal the differences between samples or improve predictive performance. Quantitative evaluation can be divided into similarity measurement methods and machine learning algorithms. When evaluating small batch samples, similarity measurements can provide quantitative discrimination results. When the sample data are sufficient and matched with Raman spectroscopy parameters, machine learning algorithms suitable for intelligent discrimination can be trained and optimized. Finally, with the rise of deep learning algorithms and fusion strategies, some challenges in this field are proposed.https://www.mdpi.com/1420-3049/30/2/239dairy productsRaman spectroscopyquantitative identificationchemometricsmachine learning
spellingShingle Zheng-Yong Zhang
Jian-Sheng Su
Huan-Ming Xiong
Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning
Molecules
dairy products
Raman spectroscopy
quantitative identification
chemometrics
machine learning
title Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning
title_full Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning
title_fullStr Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning
title_full_unstemmed Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning
title_short Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning
title_sort technology for the quantitative identification of dairy products based on raman spectroscopy chemometrics and machine learning
topic dairy products
Raman spectroscopy
quantitative identification
chemometrics
machine learning
url https://www.mdpi.com/1420-3049/30/2/239
work_keys_str_mv AT zhengyongzhang technologyforthequantitativeidentificationofdairyproductsbasedonramanspectroscopychemometricsandmachinelearning
AT jianshengsu technologyforthequantitativeidentificationofdairyproductsbasedonramanspectroscopychemometricsandmachinelearning
AT huanmingxiong technologyforthequantitativeidentificationofdairyproductsbasedonramanspectroscopychemometricsandmachinelearning