Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital Farming

A growing body of evidence suggests that Raman spectroscopy (RS) can be used for diagnostics of plant biotic and abiotic stresses. RS can be also utilized for identification of plant species and their varieties, as well as assessment of the nutritional content and commercial values of seeds. The pow...

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Main Authors: Charles Farber, Dmitry Kurouski
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-04-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2022.887511/full
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author Charles Farber
Dmitry Kurouski
Dmitry Kurouski
Dmitry Kurouski
author_facet Charles Farber
Dmitry Kurouski
Dmitry Kurouski
Dmitry Kurouski
author_sort Charles Farber
collection DOAJ
description A growing body of evidence suggests that Raman spectroscopy (RS) can be used for diagnostics of plant biotic and abiotic stresses. RS can be also utilized for identification of plant species and their varieties, as well as assessment of the nutritional content and commercial values of seeds. The power of RS in such cases to a large extent depends on chemometric analyses of spectra. In this work, we critically discuss three major approaches that can be used for advanced analyses of spectroscopic data: summary statistics, statistical testing and chemometric classification. On the example of Raman spectra collected from roses, we demonstrate the outcomes and the potential of all three types of spectral analyses. We anticipate that our findings will help to design the most optimal spectral processing and preprocessing that is required to achieved the desired results. We also expect that reported collection of results will be useful to all researchers who work on spectroscopic analyses of plant specimens.
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spelling doaj.art-47b5cc04561f460d828c59a9592dc73a2022-12-22T02:20:54ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2022-04-011310.3389/fpls.2022.887511887511Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital FarmingCharles Farber0Dmitry Kurouski1Dmitry Kurouski2Dmitry Kurouski3Department of Biochemistry and Biophysics, Texas A&M University, College Station, TX, United StatesDepartment of Biochemistry and Biophysics, Texas A&M University, College Station, TX, United StatesDepartment of Biomedical Engineering, Texas A&M University, College Station, TX, United StatesDepartment of Molecular and Environmental Plant Science, Texas A&M University, College Station, TX, United StatesA growing body of evidence suggests that Raman spectroscopy (RS) can be used for diagnostics of plant biotic and abiotic stresses. RS can be also utilized for identification of plant species and their varieties, as well as assessment of the nutritional content and commercial values of seeds. The power of RS in such cases to a large extent depends on chemometric analyses of spectra. In this work, we critically discuss three major approaches that can be used for advanced analyses of spectroscopic data: summary statistics, statistical testing and chemometric classification. On the example of Raman spectra collected from roses, we demonstrate the outcomes and the potential of all three types of spectral analyses. We anticipate that our findings will help to design the most optimal spectral processing and preprocessing that is required to achieved the desired results. We also expect that reported collection of results will be useful to all researchers who work on spectroscopic analyses of plant specimens.https://www.frontiersin.org/articles/10.3389/fpls.2022.887511/fullchemometricsRaman spectroscopyplantsstatisticsplant diseases
spellingShingle Charles Farber
Dmitry Kurouski
Dmitry Kurouski
Dmitry Kurouski
Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital Farming
Frontiers in Plant Science
chemometrics
Raman spectroscopy
plants
statistics
plant diseases
title Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital Farming
title_full Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital Farming
title_fullStr Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital Farming
title_full_unstemmed Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital Farming
title_short Raman Spectroscopy and Machine Learning for Agricultural Applications: Chemometric Assessment of Spectroscopic Signatures of Plants as the Essential Step Toward Digital Farming
title_sort raman spectroscopy and machine learning for agricultural applications chemometric assessment of spectroscopic signatures of plants as the essential step toward digital farming
topic chemometrics
Raman spectroscopy
plants
statistics
plant diseases
url https://www.frontiersin.org/articles/10.3389/fpls.2022.887511/full
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