Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) Models

A wide range of genetic cultivars of coffee and their characteristics determine consumer preference and increase industrial actors’ awareness of production and marketing. The primary objective of this study is to develop a method to distinguish coffee species based on spectral characteristics acquir...

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Main Authors: Dharmawan Agus, Evi Masithoh Rudiati, Zuhrotul Amanah Hanim
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:BIO Web of Conferences
Online Access:https://www.bio-conferences.org/articles/bioconf/pdf/2023/25/bioconf_icosia2023_06007.pdf
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author Dharmawan Agus
Evi Masithoh Rudiati
Zuhrotul Amanah Hanim
author_facet Dharmawan Agus
Evi Masithoh Rudiati
Zuhrotul Amanah Hanim
author_sort Dharmawan Agus
collection DOAJ
description A wide range of genetic cultivars of coffee and their characteristics determine consumer preference and increase industrial actors’ awareness of production and marketing. The primary objective of this study is to develop a method to distinguish coffee species based on spectral characteristics acquired from a portable near-infrared spectrometer. The performance of this spectrometer in addressing classification problems is evaluated by the classification accuracy obtained from qualitative chemometrics, such as PCA and LDA, and artificial neural networks (ANNs) models. In this study, the instrument was successfully used and gained moderate accuracy for discriminating two coffee species, Arabica and Robusta, from Temanggung and Toraja. The accuracy was fair and achieved greater than 75%. Therefore, the instrument can be implemented as it provides simple, real-time, and in-situ analyses and can reach reliable results.
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spelling doaj.art-6ea90da5a6c94f0bae3665a5326d040f2024-01-17T14:58:04ZengEDP SciencesBIO Web of Conferences2117-44582023-01-01800600710.1051/bioconf/20238006007bioconf_icosia2023_06007Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) ModelsDharmawan Agus0Evi Masithoh Rudiati1Zuhrotul Amanah Hanim2Department of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Gadjah Mada UniversityDepartment of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Gadjah Mada UniversityDepartment of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Gadjah Mada UniversityA wide range of genetic cultivars of coffee and their characteristics determine consumer preference and increase industrial actors’ awareness of production and marketing. The primary objective of this study is to develop a method to distinguish coffee species based on spectral characteristics acquired from a portable near-infrared spectrometer. The performance of this spectrometer in addressing classification problems is evaluated by the classification accuracy obtained from qualitative chemometrics, such as PCA and LDA, and artificial neural networks (ANNs) models. In this study, the instrument was successfully used and gained moderate accuracy for discriminating two coffee species, Arabica and Robusta, from Temanggung and Toraja. The accuracy was fair and achieved greater than 75%. Therefore, the instrument can be implemented as it provides simple, real-time, and in-situ analyses and can reach reliable results.https://www.bio-conferences.org/articles/bioconf/pdf/2023/25/bioconf_icosia2023_06007.pdf
spellingShingle Dharmawan Agus
Evi Masithoh Rudiati
Zuhrotul Amanah Hanim
Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) Models
BIO Web of Conferences
title Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) Models
title_full Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) Models
title_fullStr Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) Models
title_full_unstemmed Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) Models
title_short Performance of A Portable NIR Spectrometer to Distinguish Coffee Species Based on Qualitative Chemometric and Artificial Neural Network (ANN) Models
title_sort performance of a portable nir spectrometer to distinguish coffee species based on qualitative chemometric and artificial neural network ann models
url https://www.bio-conferences.org/articles/bioconf/pdf/2023/25/bioconf_icosia2023_06007.pdf
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