Machine vision-based detection of key traits in shiitake mushroom caps

This study puts forward a machine vision-based prediction method to solve the problem regarding the measurement of traits in shiitake mushroom caps during the shiitake mushroom breeding process. It enables precise phenotyping through accurate image acquisition and analysis. In practical applications...

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Main Authors: Jiuxiao Zhao, Wengang Zheng, Yibo Wei, Qian Zhao, Jing Dong, Xin Zhang, Mingfei Wang
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.2025.1495305/full
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author Jiuxiao Zhao
Jiuxiao Zhao
Wengang Zheng
Wengang Zheng
Yibo Wei
Yibo Wei
Qian Zhao
Qian Zhao
Jing Dong
Jing Dong
Xin Zhang
Xin Zhang
Mingfei Wang
Mingfei Wang
author_facet Jiuxiao Zhao
Jiuxiao Zhao
Wengang Zheng
Wengang Zheng
Yibo Wei
Yibo Wei
Qian Zhao
Qian Zhao
Jing Dong
Jing Dong
Xin Zhang
Xin Zhang
Mingfei Wang
Mingfei Wang
author_sort Jiuxiao Zhao
collection DOAJ
description This study puts forward a machine vision-based prediction method to solve the problem regarding the measurement of traits in shiitake mushroom caps during the shiitake mushroom breeding process. It enables precise phenotyping through accurate image acquisition and analysis. In practical applications, this method improves the breeding process by rapidly and non-invasively assessing key traits such as the size and color of shiitake mushroom caps, which helps in efficiently screening strains and reducing human errors. Firstly, an edge detection model was established. This model is called KL-Dexined. It achieved an per-image best threshold (OIS) rate of 93.5%. Also, it reached an Optimal Dynamic Stabilization (ODS) rate of 96.3%. Moreover, its Average Precision (AP) was 97.1%. Secondly, the edge information detected by KL-Dexined was mapped onto the original image of shiitake mushroom caps, and using the OpenCV model,11 phenotypic key features including shiitake mushroom caps area, perimeter, and external rectangular length were obtained. Experimental results demonstrated that the R² between predicted values and true values was 0.97 with an RMSE as low as 0.049. After conducting correlation analysis between phenotypic features and shiitake mushroom caps weight, four most correlated phenotypic features were identified: Area, Perimeter, External rectangular width, and Long axis; they were divided into four groups based on their correlation rankings. Finally,M3 group using GWO_SVM algorithm achieved optimal performance among six mainstream machine learning models tested with an R²value of 0.97 and RMSE only at 0.038 when comparing predicted values with true values. Hence, this study provided guidance for predicting key traits in shiitake mushroom caps.
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institution Kabale University
issn 1664-462X
language English
publishDate 2025-02-01
publisher Frontiers Media S.A.
record_format Article
series Frontiers in Plant Science
spelling doaj-art-bbf4c202e25b479e97e1a661882d7d4d2025-02-03T06:33:19ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2025-02-011610.3389/fpls.2025.14953051495305Machine vision-based detection of key traits in shiitake mushroom capsJiuxiao Zhao0Jiuxiao Zhao1Wengang Zheng2Wengang Zheng3Yibo Wei4Yibo Wei5Qian Zhao6Qian Zhao7Jing Dong8Jing Dong9Xin Zhang10Xin Zhang11Mingfei Wang12Mingfei Wang13Intelligent Equipment Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaInformation Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaIntelligent Equipment Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaInformation Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaIntelligent Equipment Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaInformation Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaIntelligent Equipment Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaInformation Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaIntelligent Equipment Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaInformation Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaIntelligent Equipment Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaInformation Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaIntelligent Equipment Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaInformation Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaThis study puts forward a machine vision-based prediction method to solve the problem regarding the measurement of traits in shiitake mushroom caps during the shiitake mushroom breeding process. It enables precise phenotyping through accurate image acquisition and analysis. In practical applications, this method improves the breeding process by rapidly and non-invasively assessing key traits such as the size and color of shiitake mushroom caps, which helps in efficiently screening strains and reducing human errors. Firstly, an edge detection model was established. This model is called KL-Dexined. It achieved an per-image best threshold (OIS) rate of 93.5%. Also, it reached an Optimal Dynamic Stabilization (ODS) rate of 96.3%. Moreover, its Average Precision (AP) was 97.1%. Secondly, the edge information detected by KL-Dexined was mapped onto the original image of shiitake mushroom caps, and using the OpenCV model,11 phenotypic key features including shiitake mushroom caps area, perimeter, and external rectangular length were obtained. Experimental results demonstrated that the R² between predicted values and true values was 0.97 with an RMSE as low as 0.049. After conducting correlation analysis between phenotypic features and shiitake mushroom caps weight, four most correlated phenotypic features were identified: Area, Perimeter, External rectangular width, and Long axis; they were divided into four groups based on their correlation rankings. Finally,M3 group using GWO_SVM algorithm achieved optimal performance among six mainstream machine learning models tested with an R²value of 0.97 and RMSE only at 0.038 when comparing predicted values with true values. Hence, this study provided guidance for predicting key traits in shiitake mushroom caps.https://www.frontiersin.org/articles/10.3389/fpls.2025.1495305/fullshiitake mushroom breedingedge detectionmachine learningOpenCV modelphenotypic key features
spellingShingle Jiuxiao Zhao
Jiuxiao Zhao
Wengang Zheng
Wengang Zheng
Yibo Wei
Yibo Wei
Qian Zhao
Qian Zhao
Jing Dong
Jing Dong
Xin Zhang
Xin Zhang
Mingfei Wang
Mingfei Wang
Machine vision-based detection of key traits in shiitake mushroom caps
Frontiers in Plant Science
shiitake mushroom breeding
edge detection
machine learning
OpenCV model
phenotypic key features
title Machine vision-based detection of key traits in shiitake mushroom caps
title_full Machine vision-based detection of key traits in shiitake mushroom caps
title_fullStr Machine vision-based detection of key traits in shiitake mushroom caps
title_full_unstemmed Machine vision-based detection of key traits in shiitake mushroom caps
title_short Machine vision-based detection of key traits in shiitake mushroom caps
title_sort machine vision based detection of key traits in shiitake mushroom caps
topic shiitake mushroom breeding
edge detection
machine learning
OpenCV model
phenotypic key features
url https://www.frontiersin.org/articles/10.3389/fpls.2025.1495305/full
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