Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning Modelling

The winemaking industry can benefit greatly by implementing digital technologies to avoid guesswork and the development of off-flavors and aromas in the final wines. This research presents results on the implementation of near-infrared spectroscopy (NIR) and a low-cost electronic nose (e-nose) coupl...

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Main Authors: Claudia Gonzalez Viejo, Sigfredo Fuentes
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/22/6/2303
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author Claudia Gonzalez Viejo
Sigfredo Fuentes
author_facet Claudia Gonzalez Viejo
Sigfredo Fuentes
author_sort Claudia Gonzalez Viejo
collection DOAJ
description The winemaking industry can benefit greatly by implementing digital technologies to avoid guesswork and the development of off-flavors and aromas in the final wines. This research presents results on the implementation of near-infrared spectroscopy (NIR) and a low-cost electronic nose (e-nose) coupled with machine learning to detect and assess wine faults. For this purpose, red and white base wines were used, and treatments consisted of spiked samples with 12 faults that are traditionally formed in wines. Results showed high accuracy in the classification models using NIR and e-nose for red wines (94–96%; 92–97%, respectively) and white wines (96–97%; 90–97%, respectively). Implementing new and emerging digital technologies could be a turning point for the winemaking industry to become more predictive in terms of decision-making and maintaining and increasing wine quality traits in a changing and challenging climate.
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spelling doaj.art-f5b3795fbba44108a80c6231ed6c8d942023-11-30T22:19:04ZengMDPI AGSensors1424-82202022-03-01226230310.3390/s22062303Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning ModellingClaudia Gonzalez Viejo0Sigfredo Fuentes1Digital Agriculture, Food and Wine Group, School of Agriculture and Food, Faculty of Veterinary and Agricultural Sciences, University of Melbourne, Melbourne, VIC 3010, AustraliaDigital Agriculture, Food and Wine Group, School of Agriculture and Food, Faculty of Veterinary and Agricultural Sciences, University of Melbourne, Melbourne, VIC 3010, AustraliaThe winemaking industry can benefit greatly by implementing digital technologies to avoid guesswork and the development of off-flavors and aromas in the final wines. This research presents results on the implementation of near-infrared spectroscopy (NIR) and a low-cost electronic nose (e-nose) coupled with machine learning to detect and assess wine faults. For this purpose, red and white base wines were used, and treatments consisted of spiked samples with 12 faults that are traditionally formed in wines. Results showed high accuracy in the classification models using NIR and e-nose for red wines (94–96%; 92–97%, respectively) and white wines (96–97%; 90–97%, respectively). Implementing new and emerging digital technologies could be a turning point for the winemaking industry to become more predictive in terms of decision-making and maintaining and increasing wine quality traits in a changing and challenging climate.https://www.mdpi.com/1424-8220/22/6/2303off-aromasrapid methodsmachine learningwine quality
spellingShingle Claudia Gonzalez Viejo
Sigfredo Fuentes
Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning Modelling
Sensors
off-aromas
rapid methods
machine learning
wine quality
title Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning Modelling
title_full Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning Modelling
title_fullStr Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning Modelling
title_full_unstemmed Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning Modelling
title_short Digital Assessment and Classification of Wine Faults Using a Low-Cost Electronic Nose, Near-Infrared Spectroscopy and Machine Learning Modelling
title_sort digital assessment and classification of wine faults using a low cost electronic nose near infrared spectroscopy and machine learning modelling
topic off-aromas
rapid methods
machine learning
wine quality
url https://www.mdpi.com/1424-8220/22/6/2303
work_keys_str_mv AT claudiagonzalezviejo digitalassessmentandclassificationofwinefaultsusingalowcostelectronicnosenearinfraredspectroscopyandmachinelearningmodelling
AT sigfredofuentes digitalassessmentandclassificationofwinefaultsusingalowcostelectronicnosenearinfraredspectroscopyandmachinelearningmodelling