code: def de_projection_3d(amplitudes, sigmas):
      
      amplitudes_3d = amplitudes / sigmas / np.sqrt(2*np.pi)
      return amplitudes_3d, sigmas
docs: de-projects a gaussian (or list of multiple Gaussians from a 2d projected to a 3d profile)
      :param amplitudes:
      :param sigmas:
      :return: