Update app.py

app.py

@@ -174,7 +174,7 @@ def process_image(selected_image):
     # Example: setting offset to a small fraction of the global mean intensity.
     offset = np.mean(gray_image) * 0.05
     
-    adaptive_threshold = filters.threshold_local(gray_image, block_size, offset, method='mean')
+    adaptive_threshold = filters.threshold_local(gray_image, block_size, offset=offset, method='mean')
     
     binary_adaptive = gray_image > adaptive_threshold