In allusion to the disadvantages of the methods we usually use, quantile regression is introduced and the goodness of fit is improved effectively.
In allusion to the disadvantages of the methods we usually use, quantile regression is introduced and the goodness of fit is improved effectively.
针对当前常用混合成本分解方法的不足，本文引入百分位数回归方法，有效提高混合成本分解的拟合优度。