Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit Bunch

Ripeness classification of oil palm fresh fruit bunches (FFBs) during harvesting is important to ensure that they are harvested during optimum stage for maximum oil production. This paper presents the application of color vision for automated ripeness classification of oil palm FFB. Images of oil pa...

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Main Authors: Haidi Ibrahim, Syed Salim Syed Ali, Junita Mohamad-Saleh, Zaini Abdul Halim, Norasyikin Fadilah
Format: Article
Language:English
Published: MDPI AG 2012-10-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/12/10/14179
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author Haidi Ibrahim
Syed Salim Syed Ali
Junita Mohamad-Saleh
Zaini Abdul Halim
Norasyikin Fadilah
author_facet Haidi Ibrahim
Syed Salim Syed Ali
Junita Mohamad-Saleh
Zaini Abdul Halim
Norasyikin Fadilah
author_sort Haidi Ibrahim
collection DOAJ
description Ripeness classification of oil palm fresh fruit bunches (FFBs) during harvesting is important to ensure that they are harvested during optimum stage for maximum oil production. This paper presents the application of color vision for automated ripeness classification of oil palm FFB. Images of oil palm FFBs of type DxP Yangambi were collected and analyzed using digital image processing techniques. Then the color features were extracted from those images and used as the inputs for Artificial Neural Network (ANN) learning. The performance of the ANN for ripeness classification of oil palm FFB was investigated using two methods: training ANN with full features and training ANN with reduced features based on the Principal Component Analysis (PCA) data reduction technique. Results showed that compared with using full features in ANN, using the ANN trained with reduced features can improve the classification accuracy by 1.66% and is more effective in developing an automated ripeness classifier for oil palm FFB. The developed ripeness classifier can act as a sensor in determining the correct oil palm FFB ripeness category.
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spelling doaj.art-29dfa53f48c7465cac34f077308471782022-12-22T04:22:27ZengMDPI AGSensors1424-82202012-10-011210141791419510.3390/s121014179Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit BunchHaidi IbrahimSyed Salim Syed AliJunita Mohamad-SalehZaini Abdul HalimNorasyikin FadilahRipeness classification of oil palm fresh fruit bunches (FFBs) during harvesting is important to ensure that they are harvested during optimum stage for maximum oil production. This paper presents the application of color vision for automated ripeness classification of oil palm FFB. Images of oil palm FFBs of type DxP Yangambi were collected and analyzed using digital image processing techniques. Then the color features were extracted from those images and used as the inputs for Artificial Neural Network (ANN) learning. The performance of the ANN for ripeness classification of oil palm FFB was investigated using two methods: training ANN with full features and training ANN with reduced features based on the Principal Component Analysis (PCA) data reduction technique. Results showed that compared with using full features in ANN, using the ANN trained with reduced features can improve the classification accuracy by 1.66% and is more effective in developing an automated ripeness classifier for oil palm FFB. The developed ripeness classifier can act as a sensor in determining the correct oil palm FFB ripeness category.http://www.mdpi.com/1424-8220/12/10/14179artificial neural networkprincipal component analysisdigital image processingoil palm fresh fruit bunch
spellingShingle Haidi Ibrahim
Syed Salim Syed Ali
Junita Mohamad-Saleh
Zaini Abdul Halim
Norasyikin Fadilah
Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit Bunch
Sensors
artificial neural network
principal component analysis
digital image processing
oil palm fresh fruit bunch
title Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit Bunch
title_full Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit Bunch
title_fullStr Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit Bunch
title_full_unstemmed Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit Bunch
title_short Intelligent Color Vision System for Ripeness Classification of Oil Palm Fresh Fruit Bunch
title_sort intelligent color vision system for ripeness classification of oil palm fresh fruit bunch
topic artificial neural network
principal component analysis
digital image processing
oil palm fresh fruit bunch
url http://www.mdpi.com/1424-8220/12/10/14179
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AT junitamohamadsaleh intelligentcolorvisionsystemforripenessclassificationofoilpalmfreshfruitbunch
AT zainiabdulhalim intelligentcolorvisionsystemforripenessclassificationofoilpalmfreshfruitbunch
AT norasyikinfadilah intelligentcolorvisionsystemforripenessclassificationofoilpalmfreshfruitbunch