Create app.py
Browse files
app.py
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# app.py
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import torch
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import torch.nn as nn
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import torchvision.transforms as transforms
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from PIL import Image
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import numpy as np
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import gradio as gr
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# -------------------------------
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# 1️⃣ إعداد الفئات
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# -------------------------------
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CLASSES = ["NONE", "INFECTION", "ISCHAEMIA", "BOTH"]
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# -------------------------------
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# 2️⃣ تعريف نموذج DenseShuffleGCANet (مثال مختصر، عدلي حسب نموذجك الحقيقي)
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# -------------------------------
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class DenseShuffleGCANet(nn.Module):
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def __init__(self, num_classes=4, handcrafted_feature_dim=41):
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super(DenseShuffleGCANet, self).__init__()
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# مثال على backbone، عدلي حسب الكود الأصلي
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self.backbone = nn.Sequential(
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nn.Conv2d(3, 64, kernel_size=3, stride=1, padding=1),
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nn.ReLU(),
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nn.AdaptiveAvgPool2d((1,1))
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)
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self.fc_handcrafted = nn.Linear(handcrafted_feature_dim, 32)
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self.classifier = nn.Linear(64 + 32, num_classes)
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def forward(self, x_image, x_features):
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x_img = self.backbone(x_image)
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x_img = x_img.view(x_img.size(0), -1)
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x_feat = self.fc_handcrafted(x_features)
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x = torch.cat([x_img, x_feat], dim=1)
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out = self.classifier(x)
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return out
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# -------------------------------
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# 3️⃣ تحميل النموذج المدرب
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# -------------------------------
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model = DenseShuffleGCANet(num_classes=4, handcrafted_feature_dim=41)
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model.load_state_dict(torch.load("best_model.pth", map_location=torch.device('cpu')))
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model.eval()
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# -------------------------------
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# 4️⃣ دالة استخراج الخصائص اليدوية
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# -------------------------------
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def extract_handcrafted_features(image_array):
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"""
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ضع هنا كود استخراج الخصائص اليدوية الذي كنتِ تستخدمينه أثناء التدريب
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يجب أن تعيد numpy array بحجم (41,)
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"""
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# مثال عشوائي لتوضيح الفكرة
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features = np.random.rand(41).astype(np.float32)
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return torch.tensor(features)
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# -------------------------------
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# 5️⃣ دالة التنبؤ
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# -------------------------------
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def predict_image(image: Image.Image):
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# تحويل الصورة للصيغة المناسبة للنموذج
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transform = transforms.Compose([
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transforms.Resize((224, 224)),
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transforms.ToTensor(),
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transforms.Normalize(mean=[0.485,0.456,0.406], std=[0.229,0.224,0.225])
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])
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image_tensor = transform(image).unsqueeze(0) # إضافة batch dimension
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# استخراج الخصائص اليدوية
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features = extract_handcrafted_features(np.array(image)).unsqueeze(0)
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# توقع النموذج
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with torch.no_grad():
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outputs = model(image_tensor, features)
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probs = torch.softmax(outputs, dim=1).cpu().numpy()[0]
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pred_class = CLASSES[np.argmax(probs)]
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# إرجاع النتيجة ك probabilities + الفئة المتوقعة
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return {CLASSES[i]: float(probs[i]) for i in range(len(CLASSES))}, pred_class
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# -------------------------------
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# 6️⃣ واجهة Gradio
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# -------------------------------
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interface = gr.Interface(
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fn=predict_image,
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inputs=gr.Image(type="pil"),
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outputs=[gr.Label(num_top_classes=4), gr.Textbox(label="Predicted Class")],
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title="DFU Foot Ulcer Classifier",
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description="Upload an image of a foot ulcer to classify it as NONE, INFECTION, ISCHAEMIA, or BOTH."
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)
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if __name__ == "__main__":
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interface.launch()
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