An Improved Deep Learning Model for Underwater Species Recognition in Aquaculture

The ability to differentiate between various fish species plays an essential role in aquaculture. It helps to protect their populations and monitor their health situations and their nutrient systems. However, old machine learning methods are unable to detect objects in images with complex background...

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Main Authors: Mahdi Hamzaoui, Mohamed Ould-Elhassen Aoueileyine, Lamia Romdhani, Ridha Bouallegue
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Fishes
Subjects:
Online Access:https://www.mdpi.com/2410-3888/8/10/514
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author Mahdi Hamzaoui
Mohamed Ould-Elhassen Aoueileyine
Lamia Romdhani
Ridha Bouallegue
author_facet Mahdi Hamzaoui
Mohamed Ould-Elhassen Aoueileyine
Lamia Romdhani
Ridha Bouallegue
author_sort Mahdi Hamzaoui
collection DOAJ
description The ability to differentiate between various fish species plays an essential role in aquaculture. It helps to protect their populations and monitor their health situations and their nutrient systems. However, old machine learning methods are unable to detect objects in images with complex backgrounds and especially in low-light conditions. This paper aims to improve the performance of a YOLO v5 model for fish recognition and classification. In the context of transfer learning, our improved model FishDETECT uses the pre-trained FishMask model. Then it is tested in various complex scenes. The experimental results show that FishDETECT is more effective than a simple YOLO v5 model. Using the evaluation metrics Precision, Recall, and mAP50, our new model achieved accuracy rates of 0.962, 0.978, and 0.995, respectively.
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spelling doaj.art-5d487619beb548699672bb2d029ccd272023-11-19T16:28:02ZengMDPI AGFishes2410-38882023-10-0181051410.3390/fishes8100514An Improved Deep Learning Model for Underwater Species Recognition in AquacultureMahdi Hamzaoui0Mohamed Ould-Elhassen Aoueileyine1Lamia Romdhani2Ridha Bouallegue3Innov’COM Laboratory, Higher School of Communication of Tunis (SUPCOM), Technopark Elghazala, Raoued, Ariana 2083, TunisiaInnov’COM Laboratory, Higher School of Communication of Tunis (SUPCOM), Technopark Elghazala, Raoued, Ariana 2083, TunisiaCore Curriculum Program, Deanship of General Studies, University of Qatar, Doha P.O. Box 2713, QatarInnov’COM Laboratory, Higher School of Communication of Tunis (SUPCOM), Technopark Elghazala, Raoued, Ariana 2083, TunisiaThe ability to differentiate between various fish species plays an essential role in aquaculture. It helps to protect their populations and monitor their health situations and their nutrient systems. However, old machine learning methods are unable to detect objects in images with complex backgrounds and especially in low-light conditions. This paper aims to improve the performance of a YOLO v5 model for fish recognition and classification. In the context of transfer learning, our improved model FishDETECT uses the pre-trained FishMask model. Then it is tested in various complex scenes. The experimental results show that FishDETECT is more effective than a simple YOLO v5 model. Using the evaluation metrics Precision, Recall, and mAP50, our new model achieved accuracy rates of 0.962, 0.978, and 0.995, respectively.https://www.mdpi.com/2410-3888/8/10/514aquaculturefish speciescomputer visiondeep learningtransfer learning
spellingShingle Mahdi Hamzaoui
Mohamed Ould-Elhassen Aoueileyine
Lamia Romdhani
Ridha Bouallegue
An Improved Deep Learning Model for Underwater Species Recognition in Aquaculture
Fishes
aquaculture
fish species
computer vision
deep learning
transfer learning
title An Improved Deep Learning Model for Underwater Species Recognition in Aquaculture
title_full An Improved Deep Learning Model for Underwater Species Recognition in Aquaculture
title_fullStr An Improved Deep Learning Model for Underwater Species Recognition in Aquaculture
title_full_unstemmed An Improved Deep Learning Model for Underwater Species Recognition in Aquaculture
title_short An Improved Deep Learning Model for Underwater Species Recognition in Aquaculture
title_sort improved deep learning model for underwater species recognition in aquaculture
topic aquaculture
fish species
computer vision
deep learning
transfer learning
url https://www.mdpi.com/2410-3888/8/10/514
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