Nutrients deficiency diagnosis of rice crop by weighted average ensemble learning

Rice is one of the most extensively cultivated food crops on the planet, especially in Bangladesh, China, and India. However, rice production is frequently hampered by nutrient imbalances. The leaves of rice plants often show signs of nutritional shortages. As a result, rice leaf color and shape can...

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Main Authors: Md. Simul Hasan Talukder, Ajay Krishno Sarkar
Format: Article
Language:English
Published: Elsevier 2023-08-01
Series:Smart Agricultural Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2772375522001198
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author Md. Simul Hasan Talukder
Ajay Krishno Sarkar
author_facet Md. Simul Hasan Talukder
Ajay Krishno Sarkar
author_sort Md. Simul Hasan Talukder
collection DOAJ
description Rice is one of the most extensively cultivated food crops on the planet, especially in Bangladesh, China, and India. However, rice production is frequently hampered by nutrient imbalances. The leaves of rice plants often show signs of nutritional shortages. As a result, rice leaf color and shape can be utilized to detect nutrient deficits. Computer vision-based automatic nutrient deficiency detection by image processing has become prevalent in agriculture. In this research, we have proposed a robust Deep Ensemble Convolutional Neural Network (DECNN) model that can diagnose rice nutrient deficiency with high accuracy. Different pre-trained models named InceptionV3, InceptionResNetV2, DenseNet121, DenseNet169, and DenseNet201 are reformed by adding various layers, and their diagnostic accuracy is observed on the Kaggle dataset. Using appropriate data augmentation, a proper dense layer, a pooling layer, and a dropout layer, each of the models improves its prediction accuracy, precision, recall, and F1 score. Among the five modified pretrained models, the modified DensNet169 model provides the highest test accuracy, which has improved from 92% to 96.66%. Finally, we ensembled the modified DenseNet169, DenseNet201, and InceptionV3 models based on their performance in detecting rice nutrient deficiency diagnosis via weighted averaging. This proposed DECNN model improves testing accuracy by 98.33%.
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spelling doaj.art-5e632bccf3824535953fe6d209b71a732023-04-27T06:08:21ZengElsevierSmart Agricultural Technology2772-37552023-08-014100155Nutrients deficiency diagnosis of rice crop by weighted average ensemble learningMd. Simul Hasan Talukder0Ajay Krishno Sarkar1Department of Electrical and Electronic Engineering, Rajshahi University of Engineering and Technology, BangladeshCorresponding author.; Department of Electrical and Electronic Engineering, Rajshahi University of Engineering and Technology, BangladeshRice is one of the most extensively cultivated food crops on the planet, especially in Bangladesh, China, and India. However, rice production is frequently hampered by nutrient imbalances. The leaves of rice plants often show signs of nutritional shortages. As a result, rice leaf color and shape can be utilized to detect nutrient deficits. Computer vision-based automatic nutrient deficiency detection by image processing has become prevalent in agriculture. In this research, we have proposed a robust Deep Ensemble Convolutional Neural Network (DECNN) model that can diagnose rice nutrient deficiency with high accuracy. Different pre-trained models named InceptionV3, InceptionResNetV2, DenseNet121, DenseNet169, and DenseNet201 are reformed by adding various layers, and their diagnostic accuracy is observed on the Kaggle dataset. Using appropriate data augmentation, a proper dense layer, a pooling layer, and a dropout layer, each of the models improves its prediction accuracy, precision, recall, and F1 score. Among the five modified pretrained models, the modified DensNet169 model provides the highest test accuracy, which has improved from 92% to 96.66%. Finally, we ensembled the modified DenseNet169, DenseNet201, and InceptionV3 models based on their performance in detecting rice nutrient deficiency diagnosis via weighted averaging. This proposed DECNN model improves testing accuracy by 98.33%.http://www.sciencedirect.com/science/article/pii/S2772375522001198DCNNInceptionV3DenseNet169DenseNet121DenseNet201InceptionResNetV2
spellingShingle Md. Simul Hasan Talukder
Ajay Krishno Sarkar
Nutrients deficiency diagnosis of rice crop by weighted average ensemble learning
Smart Agricultural Technology
DCNN
InceptionV3
DenseNet169
DenseNet121
DenseNet201
InceptionResNetV2
title Nutrients deficiency diagnosis of rice crop by weighted average ensemble learning
title_full Nutrients deficiency diagnosis of rice crop by weighted average ensemble learning
title_fullStr Nutrients deficiency diagnosis of rice crop by weighted average ensemble learning
title_full_unstemmed Nutrients deficiency diagnosis of rice crop by weighted average ensemble learning
title_short Nutrients deficiency diagnosis of rice crop by weighted average ensemble learning
title_sort nutrients deficiency diagnosis of rice crop by weighted average ensemble learning
topic DCNN
InceptionV3
DenseNet169
DenseNet121
DenseNet201
InceptionResNetV2
url http://www.sciencedirect.com/science/article/pii/S2772375522001198
work_keys_str_mv AT mdsimulhasantalukder nutrientsdeficiencydiagnosisofricecropbyweightedaverageensemblelearning
AT ajaykrishnosarkar nutrientsdeficiencydiagnosisofricecropbyweightedaverageensemblelearning