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| import math | |
| import torch | |
| import torchvision | |
| import torch.nn as nn | |
| import torch.nn.functional as F | |
| from torchvision import transforms | |
| # Add more imports if required | |
| # Sample Transformation function | |
| # YOUR CODE HERE for changing the Transformation values. | |
| trnscm = transforms.Compose([ | |
| transforms.Grayscale(num_output_channels=1), | |
| transforms.Resize((100, 100)), | |
| transforms.ToTensor() | |
| ]) | |
| ##Example Network | |
| class Siamese(torch.nn.Module): | |
| def __init__(self): | |
| super(Siamese, self).__init__() | |
| self.cnn1 = nn.Sequential( | |
| nn.ReflectionPad2d(1), #Pads the input tensor using the reflection of the input boundary, it similar to the padding. | |
| nn.Conv2d(1, 4, kernel_size=3), | |
| nn.ReLU(inplace=True), | |
| nn.BatchNorm2d(4), | |
| nn.ReflectionPad2d(1), | |
| nn.Conv2d(4, 8, kernel_size=3), | |
| nn.ReLU(inplace=True), | |
| nn.BatchNorm2d(8), | |
| nn.ReflectionPad2d(1), | |
| nn.Conv2d(8, 8, kernel_size=3), | |
| nn.ReLU(inplace=True), | |
| nn.BatchNorm2d(8), | |
| ) | |
| self.fc1 = nn.Sequential( | |
| nn.Linear(8*100*100, 500), | |
| nn.ReLU(inplace=True), | |
| nn.Linear(500, 500), | |
| nn.ReLU(inplace=True), | |
| nn.Linear(500, 5)) | |
| # forward_once is for one image. This can be used while classifying the face images | |
| def forward_once(self, x): | |
| output = self.cnn1(x) | |
| output = output.view(output.size()[0], -1) | |
| output = self.fc1(output) | |
| return output | |
| def forward(self, input1, input2): | |
| output1 = self.forward_once(input1) | |
| output2 = self.forward_once(input2) | |
| return output1, output2 | |
| ########################################################################################################## | |
| ## Sample classification network (Specify if you are using a pytorch classifier during the training) ## | |
| ## classifier = nn.Sequential(nn.Linear(64, 64), nn.BatchNorm1d(64), nn.ReLU(), nn.Linear...) ## | |
| ########################################################################################################## | |
| # Load the existing trained DecisionTree classifier | |
| import joblib | |
| import os | |
| # Get the current directory path | |
| current_path = os.path.dirname(os.path.abspath(__file__)) | |
| # Load the pre-trained DecisionTree classifier | |
| try: | |
| classifier_path = os.path.join(current_path, 'decision_tree_model.sav') | |
| classifier = joblib.load(classifier_path) | |
| print(f"✓ Loaded DecisionTree classifier with {len(classifier.classes_)} classes") | |
| except Exception as e: | |
| print(f"✗ Error loading DecisionTree classifier: {e}") | |
| classifier = None | |
| # Definition of classes as dictionary | |
| classes = ['Person1','Person2','Person3'] |