Tree Seedlings Detection and Counting Using a Deep Learning Algorithm

Tree-counting methods based on computer vision technologies are low-cost and efficient in contrast to the traditional tree counting methods, which are time-consuming, laborious, and humanly infeasible. This study presents a method for detecting and counting tree seedlings in images using a deep lear...

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Main Authors: Deema Moharram, Xuguang Yuan, Dan Li
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/2/895
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author Deema Moharram
Xuguang Yuan
Dan Li
author_facet Deema Moharram
Xuguang Yuan
Dan Li
author_sort Deema Moharram
collection DOAJ
description Tree-counting methods based on computer vision technologies are low-cost and efficient in contrast to the traditional tree counting methods, which are time-consuming, laborious, and humanly infeasible. This study presents a method for detecting and counting tree seedlings in images using a deep learning algorithm with a high economic value and broad application prospects in detecting the type and quantity of tree seedlings. The dataset was built with three types of tree seedlings: dragon spruce, black chokeberries, and Scots pine. The data were augmented via several data augmentation methods to improve the accuracy of the detection model and prevent overfitting. Then a YOLOv5 object detection network was built and trained with three types of tree seedlings to obtain the training weights. The results of the experiments showed that our proposed method could effectively identify and count the tree seedlings in an image. Specifically, the MAP of the dragon spruce, black chokeberries, and Scots pine tree seedlings were 89.8%, 89.1%, and 95.6%, respectively. The accuracy of the detection model reached 95.10% on average (98.58% for dragon spruce, 91.62% for black chokeberries, and 95.11% for Scots pine). The proposed method can provide technical support for the statistical tasks of counting trees.
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spelling doaj.art-80133f6c47cb420386d77909739d1fc02023-11-30T21:03:05ZengMDPI AGApplied Sciences2076-34172023-01-0113289510.3390/app13020895Tree Seedlings Detection and Counting Using a Deep Learning AlgorithmDeema Moharram0Xuguang Yuan1Dan Li2College of Information and Computer Engineering, Northeast Forestry University, Harbin 150040, ChinaCollege of Information and Computer Engineering, Northeast Forestry University, Harbin 150040, ChinaCollege of Information and Computer Engineering, Northeast Forestry University, Harbin 150040, ChinaTree-counting methods based on computer vision technologies are low-cost and efficient in contrast to the traditional tree counting methods, which are time-consuming, laborious, and humanly infeasible. This study presents a method for detecting and counting tree seedlings in images using a deep learning algorithm with a high economic value and broad application prospects in detecting the type and quantity of tree seedlings. The dataset was built with three types of tree seedlings: dragon spruce, black chokeberries, and Scots pine. The data were augmented via several data augmentation methods to improve the accuracy of the detection model and prevent overfitting. Then a YOLOv5 object detection network was built and trained with three types of tree seedlings to obtain the training weights. The results of the experiments showed that our proposed method could effectively identify and count the tree seedlings in an image. Specifically, the MAP of the dragon spruce, black chokeberries, and Scots pine tree seedlings were 89.8%, 89.1%, and 95.6%, respectively. The accuracy of the detection model reached 95.10% on average (98.58% for dragon spruce, 91.62% for black chokeberries, and 95.11% for Scots pine). The proposed method can provide technical support for the statistical tasks of counting trees.https://www.mdpi.com/2076-3417/13/2/895counting tree seedlingsobject detectionconvolutional neural networksYOLOv5
spellingShingle Deema Moharram
Xuguang Yuan
Dan Li
Tree Seedlings Detection and Counting Using a Deep Learning Algorithm
Applied Sciences
counting tree seedlings
object detection
convolutional neural networks
YOLOv5
title Tree Seedlings Detection and Counting Using a Deep Learning Algorithm
title_full Tree Seedlings Detection and Counting Using a Deep Learning Algorithm
title_fullStr Tree Seedlings Detection and Counting Using a Deep Learning Algorithm
title_full_unstemmed Tree Seedlings Detection and Counting Using a Deep Learning Algorithm
title_short Tree Seedlings Detection and Counting Using a Deep Learning Algorithm
title_sort tree seedlings detection and counting using a deep learning algorithm
topic counting tree seedlings
object detection
convolutional neural networks
YOLOv5
url https://www.mdpi.com/2076-3417/13/2/895
work_keys_str_mv AT deemamoharram treeseedlingsdetectionandcountingusingadeeplearningalgorithm
AT xuguangyuan treeseedlingsdetectionandcountingusingadeeplearningalgorithm
AT danli treeseedlingsdetectionandcountingusingadeeplearningalgorithm