(base, perturbed, x_delta)
return dfdx.mean()
Calculate v_i mean.

    Same as calc_vi_stats but only returns the mean.
Calculate v_i mean.
Calculate v_i mean .
def calc_vi_mean(base, perturbed, x_delta):
    """Calculate v_i mean.

    Same as calc_vi_stats but only returns the mean.
    """
    dfdx = ((perturbed - base) / x_delta)**2
    return dfdx.mean()
def calc_vi_mean ( base , perturbed , x_delta ) : dfdx = ( ( perturbed - base ) / x_delta ) ** 2 return dfdx . mean ( )