Updated app.py

app.py

@@ -44,7 +44,7 @@ def extract_middle_slice(nifti_path, output_image_path):
 
     # Calculate aspect ratio
     height, width = slice_data.shape
-    aspect_ratio = width / height
+    aspect_ratio = (width / height) * 0.5
 
     # Dynamically adjust figure size based on aspect ratio
     plt.figure(figsize=(6 * aspect_ratio, 6))  # Height fixed to 6, width scaled by aspect ratio