def METHOD_NAME() -> None:
    debut = np.array([79, 102])
    fin = np.array([100, 70])
    dbr = np.tile(np.array([147, 120]), 3)
    X = np.concatenate([debut, dbr, fin])
    cf_test = photonics.cf_photosic_reference(X)
    np.testing.assert_almost_equal(cf_test, 0.09069397)