def identify_co2_emissions_v1(co2_emissions, params_initial_guess):
    """
    Identifies instantaneous CO2 emission vector [CO2g/s].

    :param co2_emissions:
        CO2 instantaneous emissions vector [CO2g/s].
    :type co2_emissions: numpy.array

    :param params_initial_guess:
        Initial guess of co2 emission model params.
    :type params_initial_guess: dict
    
    :return:
        The instantaneous CO2 emission vector [CO2g/s], rescaling scores 
        (i.e., mean, std, and number of perturbations) [-], and the identified 
        initial guess of co2 emission model params.
    :rtype: numpy.array, tuple[float], dict
    """
    return co2_emissions, (1.0, 0, 0), params_initial_guess
