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Questions and Answers
How many convolution layers are there in total in the VGG16 network model?
How many convolution layers are there in total in the VGG16 network model?
- 11
- 15
- 17
- 13 (correct)
What is the key feature of the Squeeze-and-Excitation (SE) module?
What is the key feature of the Squeeze-and-Excitation (SE) module?
- Adopts common pooling and fully connected layers internally (correct)
- It has zero pooling layers
- It focuses on image downsampling
- It only uses convolutional layers
What is the purpose of stacking multiple identical convolutions in the convolutional blocks?
What is the purpose of stacking multiple identical convolutions in the convolutional blocks?
- To extract more complex features (correct)
- To reduce the number of features extracted
- To lower the accuracy of feature extraction
- To simplify the network structure
How many convolution layers make up the first two convolution blocks in the VGG16 model?
How many convolution layers make up the first two convolution blocks in the VGG16 model?
What operation is part of the Squeeze-and-Excitation (SE) module to emphasize important features?
What operation is part of the Squeeze-and-Excitation (SE) module to emphasize important features?
How does the structure of VGG16 deepen the network's depth?
How does the structure of VGG16 deepen the network's depth?
What is the main focus of the research mentioned in the text?
What is the main focus of the research mentioned in the text?
How does the method in the research save time during classification?
How does the method in the research save time during classification?
What is the classification accuracy achieved by the method described in the text?
What is the classification accuracy achieved by the method described in the text?
What is the primary purpose of using VGG16 in the research?
What is the primary purpose of using VGG16 in the research?
Which section of the article discusses the experiments and their results?
Which section of the article discusses the experiments and their results?
What is the structure of the VGG16 network mentioned in the text?
What is the structure of the VGG16 network mentioned in the text?
Which model proposed in the paper showed better performance compared to ResNet, SE-ResNet, DenseNet, and the original VGG16 model?
Which model proposed in the paper showed better performance compared to ResNet, SE-ResNet, DenseNet, and the original VGG16 model?
What was the recognition rate achieved by the SE-VGG16 model on the breast cancer histopathology image dataset BreakHis for the benign-malignant dichotomous classification task of breast tumors?
What was the recognition rate achieved by the SE-VGG16 model on the breast cancer histopathology image dataset BreakHis for the benign-malignant dichotomous classification task of breast tumors?
How much percentage point improvement did the SE-VGG16 model achieve over the single VGG16 model in recognizing breast cancer histopathology images as benign-malignant?
How much percentage point improvement did the SE-VGG16 model achieve over the single VGG16 model in recognizing breast cancer histopathology images as benign-malignant?
What learning rate was used to train ResNet, SE-ResNet, DenseNet, VGG16, and the improved VGG16 proposed in this paper?
What learning rate was used to train ResNet, SE-ResNet, DenseNet, VGG16, and the improved VGG16 proposed in this paper?
Which model had lower recognition accuracy compared to the algorithms discussed in this paper?
Which model had lower recognition accuracy compared to the algorithms discussed in this paper?
How many epochs were used to train ResNet, SE-ResNet, DenseNet, VGG16, and the improved VGG16 proposed in this paper?
How many epochs were used to train ResNet, SE-ResNet, DenseNet, VGG16, and the improved VGG16 proposed in this paper?
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Study Notes
Comparison Results
- ResNet, SE-ResNet, DenseNet, and VGG16 have lower recognition accuracy than the algorithms in this paper
- Comparison of recognition rates:
- ResNet: 81.6%
- SE-ResNet: 89.26%
- DenseNet: 91.67%
- VGG16: 92.73%
Training and Models
- Training parameters:
- Learning rate: 0.01
- Number: 2
- Epochs: 500
- Batch size: 64
- The improved VGG16 model proposed in this paper outperforms ResNet, SE-ResNet, DenseNet, and the original VGG16 model
SE-VGG16 Model
- The SE-VGG16 model has a higher recognition rate of 98.41% on the breast cancer histopathology image dataset BreakHis
- Improvement of 16.8, 9.15, and 5.68 percentage points over the single ResNet, DenseNet, and VGG16 models, respectively
Multi-Instance Learning
- Multi-instance learning was introduced in breast cancer histopathology image classification
- Organizing instance images into packages and combining CNNs with specific loss functions
- Saving time required for instance labeling and achieving classification accuracies between 83% and 87%
VGG Network
- VGG16 network structure diagram shown in Fig. 1
- The network can be divided into five convolution blocks
- Each convolution block uses a convolution core of size 3
- The stacking of multiple identical convolutions in the convolutional blocks can extract more complex features
Improved VGG16 Model
- The SE module (Squeeze-and-Excitation block) is added after the convolutional layer of the VGG network model
- The SE module has strong generality and can be easily embedded into other common network models
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