DM-YOLO: improved YOLOv9 model for tomato leaf disease detection

In natural environments, tomato leaf disease detection faces many challenges, such as variations in light conditions, overlapping disease symptoms, tiny size of lesion areas, and occlusion between leaves. Therefore, an improved tomato leaf disease detection method, DM-YOLO, based on the YOLOv9 algor...

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Main Authors: Abudukelimu Abulizi, Junxiang Ye, Halidanmu Abudukelimu, Wenqiang Guo
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-02-01
Series:Frontiers in Plant Science
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Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2024.1473928/full
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author Abudukelimu Abulizi
Junxiang Ye
Halidanmu Abudukelimu
Wenqiang Guo
author_facet Abudukelimu Abulizi
Junxiang Ye
Halidanmu Abudukelimu
Wenqiang Guo
author_sort Abudukelimu Abulizi
collection DOAJ
description In natural environments, tomato leaf disease detection faces many challenges, such as variations in light conditions, overlapping disease symptoms, tiny size of lesion areas, and occlusion between leaves. Therefore, an improved tomato leaf disease detection method, DM-YOLO, based on the YOLOv9 algorithm, is proposed in this paper. Specifically, firstly, lightweight dynamic up-sampling DySample is incorporated into the feature fusion backbone network to enhance the ability to extract features of small lesions and suppress the interference from the background environment; secondly, the MPDIoU loss function is used to enhance the learning of the details of overlapping lesion margins in order to improve the accuracy of localizing overlapping lesion margins. The experimental results show that the precision (P) of this model increased by 2.2%, 1.7%, 2.3%, 2%, and 2.1%compared with those of multiple mainstream improved models, respectively. When evaluated based on the tomato leaf disease dataset, the precision (P) of the model was 92.5%, and the average precision (AP) and the mean average precision (mAP) were 95.1% and 86.4%, respectively, which were 3%, 1.7%, and 1.4% higher than the P, AP, and mAP of YOLOv9, the baseline model, respectively. The proposed detection method had good detection performance and detection potential, which will provide strong support for the development of smart agriculture and disease control.
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institution Kabale University
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publishDate 2025-02-01
publisher Frontiers Media S.A.
record_format Article
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spelling doaj-art-5e977ec4a28f4a43a09ab369093a10662025-02-11T04:11:06ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2025-02-011510.3389/fpls.2024.14739281473928DM-YOLO: improved YOLOv9 model for tomato leaf disease detectionAbudukelimu AbuliziJunxiang YeHalidanmu AbudukelimuWenqiang GuoIn natural environments, tomato leaf disease detection faces many challenges, such as variations in light conditions, overlapping disease symptoms, tiny size of lesion areas, and occlusion between leaves. Therefore, an improved tomato leaf disease detection method, DM-YOLO, based on the YOLOv9 algorithm, is proposed in this paper. Specifically, firstly, lightweight dynamic up-sampling DySample is incorporated into the feature fusion backbone network to enhance the ability to extract features of small lesions and suppress the interference from the background environment; secondly, the MPDIoU loss function is used to enhance the learning of the details of overlapping lesion margins in order to improve the accuracy of localizing overlapping lesion margins. The experimental results show that the precision (P) of this model increased by 2.2%, 1.7%, 2.3%, 2%, and 2.1%compared with those of multiple mainstream improved models, respectively. When evaluated based on the tomato leaf disease dataset, the precision (P) of the model was 92.5%, and the average precision (AP) and the mean average precision (mAP) were 95.1% and 86.4%, respectively, which were 3%, 1.7%, and 1.4% higher than the P, AP, and mAP of YOLOv9, the baseline model, respectively. The proposed detection method had good detection performance and detection potential, which will provide strong support for the development of smart agriculture and disease control.https://www.frontiersin.org/articles/10.3389/fpls.2024.1473928/fulltomato leaf disease detectionYOLODM-YOLOsampling methodloss function
spellingShingle Abudukelimu Abulizi
Junxiang Ye
Halidanmu Abudukelimu
Wenqiang Guo
DM-YOLO: improved YOLOv9 model for tomato leaf disease detection
Frontiers in Plant Science
tomato leaf disease detection
YOLO
DM-YOLO
sampling method
loss function
title DM-YOLO: improved YOLOv9 model for tomato leaf disease detection
title_full DM-YOLO: improved YOLOv9 model for tomato leaf disease detection
title_fullStr DM-YOLO: improved YOLOv9 model for tomato leaf disease detection
title_full_unstemmed DM-YOLO: improved YOLOv9 model for tomato leaf disease detection
title_short DM-YOLO: improved YOLOv9 model for tomato leaf disease detection
title_sort dm yolo improved yolov9 model for tomato leaf disease detection
topic tomato leaf disease detection
YOLO
DM-YOLO
sampling method
loss function
url https://www.frontiersin.org/articles/10.3389/fpls.2024.1473928/full
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AT junxiangye dmyoloimprovedyolov9modelfortomatoleafdiseasedetection
AT halidanmuabudukelimu dmyoloimprovedyolov9modelfortomatoleafdiseasedetection
AT wenqiangguo dmyoloimprovedyolov9modelfortomatoleafdiseasedetection