Automatic pest identification system in the greenhouse based on deep learning and machine vision

Monitoring and understanding pest population dynamics is essential to greenhouse management for effectively preventing infestations and crop diseases. Image-based pest recognition approaches demonstrate the potential for real-time pest monitoring. However, the pest detection models are challenged by...

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Main Authors: Xiaolei Zhang, Junyi Bu, Xixiang Zhou, Xiaochan Wang
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-09-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2023.1255719/full
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author Xiaolei Zhang
Junyi Bu
Xixiang Zhou
Xiaochan Wang
author_facet Xiaolei Zhang
Junyi Bu
Xixiang Zhou
Xiaochan Wang
author_sort Xiaolei Zhang
collection DOAJ
description Monitoring and understanding pest population dynamics is essential to greenhouse management for effectively preventing infestations and crop diseases. Image-based pest recognition approaches demonstrate the potential for real-time pest monitoring. However, the pest detection models are challenged by the tiny pest scale and complex image background. Therefore, high-quality image datasets and reliable pest detection models are required. In this study, we developed a trapping system with yellow sticky paper and LED light for automatic pest image collection, and proposed an improved YOLOv5 model with copy-pasting data augmentation for pest recognition. We evaluated the system in cherry tomato and strawberry greenhouses during 40 days of continuous monitoring. Six diverse pests, including tobacco whiteflies, leaf miners, aphids, fruit flies, thrips, and houseflies, are observed in the experiment. The results indicated that the proposed improved YOLOv5 model obtained an average recognition accuracy of 96% and demonstrated superiority in identification of nearby pests over the original YOLOv5 model. Furthermore, the two greenhouses show different pest numbers and populations dynamics, where the number of pests in the cherry tomato greenhouse was approximately 1.7 times that in the strawberry greenhouse. The developed time-series pest-monitoring system could provide insights for pest control and further applied to other greenhouses.
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spelling doaj.art-49700f19942b437cb03ae96ba20462962023-09-29T04:21:09ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2023-09-011410.3389/fpls.2023.12557191255719Automatic pest identification system in the greenhouse based on deep learning and machine visionXiaolei ZhangJunyi BuXixiang ZhouXiaochan WangMonitoring and understanding pest population dynamics is essential to greenhouse management for effectively preventing infestations and crop diseases. Image-based pest recognition approaches demonstrate the potential for real-time pest monitoring. However, the pest detection models are challenged by the tiny pest scale and complex image background. Therefore, high-quality image datasets and reliable pest detection models are required. In this study, we developed a trapping system with yellow sticky paper and LED light for automatic pest image collection, and proposed an improved YOLOv5 model with copy-pasting data augmentation for pest recognition. We evaluated the system in cherry tomato and strawberry greenhouses during 40 days of continuous monitoring. Six diverse pests, including tobacco whiteflies, leaf miners, aphids, fruit flies, thrips, and houseflies, are observed in the experiment. The results indicated that the proposed improved YOLOv5 model obtained an average recognition accuracy of 96% and demonstrated superiority in identification of nearby pests over the original YOLOv5 model. Furthermore, the two greenhouses show different pest numbers and populations dynamics, where the number of pests in the cherry tomato greenhouse was approximately 1.7 times that in the strawberry greenhouse. The developed time-series pest-monitoring system could provide insights for pest control and further applied to other greenhouses.https://www.frontiersin.org/articles/10.3389/fpls.2023.1255719/fulltiny pest detectionimproved YOLOv5pest population dynamicspest trapping systemgreenhouse
spellingShingle Xiaolei Zhang
Junyi Bu
Xixiang Zhou
Xiaochan Wang
Automatic pest identification system in the greenhouse based on deep learning and machine vision
Frontiers in Plant Science
tiny pest detection
improved YOLOv5
pest population dynamics
pest trapping system
greenhouse
title Automatic pest identification system in the greenhouse based on deep learning and machine vision
title_full Automatic pest identification system in the greenhouse based on deep learning and machine vision
title_fullStr Automatic pest identification system in the greenhouse based on deep learning and machine vision
title_full_unstemmed Automatic pest identification system in the greenhouse based on deep learning and machine vision
title_short Automatic pest identification system in the greenhouse based on deep learning and machine vision
title_sort automatic pest identification system in the greenhouse based on deep learning and machine vision
topic tiny pest detection
improved YOLOv5
pest population dynamics
pest trapping system
greenhouse
url https://www.frontiersin.org/articles/10.3389/fpls.2023.1255719/full
work_keys_str_mv AT xiaoleizhang automaticpestidentificationsysteminthegreenhousebasedondeeplearningandmachinevision
AT junyibu automaticpestidentificationsysteminthegreenhousebasedondeeplearningandmachinevision
AT xixiangzhou automaticpestidentificationsysteminthegreenhousebasedondeeplearningandmachinevision
AT xiaochanwang automaticpestidentificationsysteminthegreenhousebasedondeeplearningandmachinevision