def METHOD_NAME(self):
    super().METHOD_NAME()
    x = self.x
    x_sar = np.stack(
        (x[..., 0] + 1j * x[..., 1], x[..., 2] + 1j * x[..., 3]), axis=3
    )
    x_eo = x[..., 4:]
    self.probe.update(x_sar=x_sar, x_eo=x_eo)
    self.x_sar, self.x_eo = x_sar, x_eo