Function _get_default_conf_to_alpha

deeplabcut/utils/make_labeled_video.py:1429–1442

Creates the default confidence_to_alpha function.

(
    confidence_to_alpha: bool,
    pcutoff: float,
)

def _get_default_conf_to_alpha(
    confidence_to_alpha: bool,
    pcutoff: float,
) -> Callable[[float], float] | None:
    """Creates the default confidence_to_alpha function."""
    if not confidence_to_alpha:
        return None

    def default_confidence_to_alpha(x):
        if pcutoff == 0:
            return x
        return np.clip((x - pcutoff) / (1 - pcutoff), 0, 1)

    return default_confidence_to_alpha


if __name__ == "__main__":