3-D scanning subsystem for visual inspection of agricultural products

The subject of this paper is the system scanning and 3-D model determination. The main purpose of the proposed system is a 3-D model reconstruction of agricultural products. The purpose of these models is the determination of examined product dimensions and calculation of other relevant parameters s...

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Main Authors: Tepić Željko, Jorgovanović Nikola, Ilić Vojin, Bojanić Dubravka
Format: Article
Language:English
Published: National Society of Processing and Energy in Agriculture, Novi Sad 2011-01-01
Series:Journal on Processing and Energy in Agriculture
Subjects:
Online Access:https://scindeks-clanci.ceon.rs/data/pdf/1821-4487/2011/1821-44871103194T.pdf
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author Tepić Željko
Jorgovanović Nikola
Ilić Vojin
Bojanić Dubravka
author_facet Tepić Željko
Jorgovanović Nikola
Ilić Vojin
Bojanić Dubravka
author_sort Tepić Željko
collection DOAJ
description The subject of this paper is the system scanning and 3-D model determination. The main purpose of the proposed system is a 3-D model reconstruction of agricultural products. The purpose of these models is the determination of examined product dimensions and calculation of other relevant parameters such as volume or shape. In addition to physical characteristics, the system allows the analysis of the product colors which are one of the most important parameters. The paper describes details of the pinhole camera model that is used during calibration and scanning, which allows the removal of image distortions resulting from the imperfection of optics (lens distortion). Calibration procedures are presented with one camera as well as with stereo cameras. It is possible to determine the point in real space and to create a model of the observed object by using stereo triangulation and camera model parameters. Finally, we show the results of the system operation as well as possible improvements which can increase performance.
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spelling doaj.art-39f4be768bed4b6c9d2eaf57f3604ec72022-12-22T04:20:29ZengNational Society of Processing and Energy in Agriculture, Novi SadJournal on Processing and Energy in Agriculture1821-44872956-01952011-01-011531941961821-44871103194T3-D scanning subsystem for visual inspection of agricultural productsTepić Željko0Jorgovanović Nikola1Ilić Vojin2Bojanić Dubravka3Faculty of Technical Science, Novi Sad, SerbiaFaculty of Technical Science, Novi Sad, SerbiaFaculty of Technical Science, Novi Sad, SerbiaFaculty of Technical Science, Novi Sad, SerbiaThe subject of this paper is the system scanning and 3-D model determination. The main purpose of the proposed system is a 3-D model reconstruction of agricultural products. The purpose of these models is the determination of examined product dimensions and calculation of other relevant parameters such as volume or shape. In addition to physical characteristics, the system allows the analysis of the product colors which are one of the most important parameters. The paper describes details of the pinhole camera model that is used during calibration and scanning, which allows the removal of image distortions resulting from the imperfection of optics (lens distortion). Calibration procedures are presented with one camera as well as with stereo cameras. It is possible to determine the point in real space and to create a model of the observed object by using stereo triangulation and camera model parameters. Finally, we show the results of the system operation as well as possible improvements which can increase performance.https://scindeks-clanci.ceon.rs/data/pdf/1821-4487/2011/1821-44871103194T.pdf3d scanningepipolar geometrystereo visual systemsagricultural products
spellingShingle Tepić Željko
Jorgovanović Nikola
Ilić Vojin
Bojanić Dubravka
3-D scanning subsystem for visual inspection of agricultural products
Journal on Processing and Energy in Agriculture
3d scanning
epipolar geometry
stereo visual systems
agricultural products
title 3-D scanning subsystem for visual inspection of agricultural products
title_full 3-D scanning subsystem for visual inspection of agricultural products
title_fullStr 3-D scanning subsystem for visual inspection of agricultural products
title_full_unstemmed 3-D scanning subsystem for visual inspection of agricultural products
title_short 3-D scanning subsystem for visual inspection of agricultural products
title_sort 3 d scanning subsystem for visual inspection of agricultural products
topic 3d scanning
epipolar geometry
stereo visual systems
agricultural products
url https://scindeks-clanci.ceon.rs/data/pdf/1821-4487/2011/1821-44871103194T.pdf
work_keys_str_mv AT tepiczeljko 3dscanningsubsystemforvisualinspectionofagriculturalproducts
AT jorgovanovicnikola 3dscanningsubsystemforvisualinspectionofagriculturalproducts
AT ilicvojin 3dscanningsubsystemforvisualinspectionofagriculturalproducts
AT bojanicdubravka 3dscanningsubsystemforvisualinspectionofagriculturalproducts