fixed the arctan formula

utils/math/utils.py

@@ -92,4 +92,4 @@ def get_teta_from_x_y(xi:float, yi:float, x_mean:float, y_mean:float):
     :param y_mean: mean of y coordinates in the discrete range
     :return: teta for this point
     """
-    return np.arctan2((xi - x_mean),(yi - y_mean))
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+    return np.arctan2((yi - y_mean),(xi - x_mean))
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