Update app.py

app.py

@@ -158,7 +158,7 @@ def yolo_detect(image: Union[str, Path, int, Image.Image, list, tuple, np.ndarra
 
 def detect_reference_square(img: np.ndarray):
     t = time.time()
-    res = reference_detector_global.predict(img, conf=0.5)
+    res = reference_detector_global.predict(img, conf=0.35)
     if not res or len(res) == 0 or len(res[0].boxes) == 0:
         raise ReferenceBoxNotDetectedError("Reference Coin not detected in the image.")
     print("Reference coin detection completed in {:.2f} seconds".format(time.time() - t))