sign_recorder.py

    def _get_sign_predicted(self, batch_size=5, threshold=0.5):
        # Get the list (of size batch_size) of the most similar reference signs
        sign_names = self.sign_dictionary.iloc[:batch_size]["name"].values

        # Count the occurrences of each sign and sort them by ascending order
        sign_counter = Counter(sign_names).most_common()

        # Check if the most similar sign's proportion in the batch is greater than the threshold
        predicted_sign, count = sign_counter[0]
        if count / batch_size < threshold:
            return "Signe inconnu"
        return predicted_sign