Table 2 Comparative evaluation of different research works pertaining to paddy leaf disease.

From: An automated hybrid deep learning framework for paddy leaf disease identification and classification

Refs

Problem Addressed

Solution

Benefits

Limitations

21

Identification of leaf diseases across multiple crops, including corn, rice, and wheat

DenseNet201 + SVM

99.82%, 98.75%, 84.15%

Accuracy needs to be improved

22

Detection of cucumber leaf diseases and pests using deep learning

YOLOv51 model

80.10%

The model architecture requires enhancement to improve the system’s performance

23

Paddy plant leaf disease classification

DL/MBi-LSTM/ SV-RFE and ARFA

97.16%

This technique is limited to diagnosing certain crop diseases and may not apply universally

24

Automated categorization of multi-class leaf diseases in tomatoes

Deep multi-level convolutional neural network (DMCNN)

99.10%

Practical deployment in precision agriculture remains untested

25

Identification of Multiple Diseases in Apple Leaf

RegNet DCNN

93.85% & 99.23%

The accuracy achieved is 93.85%, with 24 samples misclassified

26

Rice leaf disease prediction

IBS-optimized DGAN

98.70%

Multiclass and a more comprehensive range of leaf features must be considered

27

Automated detection of blast disease in paddy crop

AlexNet, LeNet, VGG 16

98.7%, 98.2%, 97.8%

Real-time testing has to be conducted

28

Paddy plant leaf disease classification

SV-RFE and ARO and ABi-LSTM

98.86%

It suffers from generalizability

29

Detection of brown spot rice leaf disease

CNN and Visual Geometry Group (VGG)19

93.00%

The proposed method focuses on a single disease in paddy crops. However, it should also be expanded to cover other crops and improve accuracy

30

Multiclass paddy disease detection

ML (KNN, Random Forest, LDA, Histogram Gradient Boosting)

90%

Transformer models have yet to be investigated for other crops

31

Detection of Rice Plant Diseases

Deep Convolutional Neural Network (DCNN)

96.08%

Lack of validation is still a question

32

Rice leaf disease identification

ResNet50 plus SVM

F1-score 98.38%

Focused on a narrow range of rice diseases

33

Early disease detection in rice paddy

IoT-based intelligent farming using CNN

97.70%

Severity estimation remains a challenge

34

Paddy plant leaf disease classification

GCL

97%

Severity estimation remains a challenge

35

Fungal disease detection across multiple crops

Modified ResNeXt CNN

98.92%

Severity estimation remains a challenge

36

Mango crop maturity estimation

Meta-Learning with DenseNet-121 Architecture

83.65%

Multi-level estimation remains a challenge in harvesting and requires improvements in accuracy

37

Potato leaf disease detection

Data Augmentation using VGG-19

99.2%

Severity estimation remains a challenge

38

Diagnosis of Fungal Diseases in Apple Crops

Enhanced ResNeXt Architecture

98.94%

Severity estimation remains a challenge, and there is a need to adapt the model to other crop types

39

Crop Disease Detection in Agriculture

AI Models Including SVM, ANN, and CNN

99%

Early-stage severity assessment continues to be a challenge