回溯检验能有效增加挑选出的最好基金分组的净值收益率，提高分组策略效果。

The back testing filtration methods can improve the effectiveness of the fund selection strategy.

youdao

回溯检验能有效增加挑选出的最好基金分组的净值收益率，提高分组策略效果。

The back testing filtration methods can improve the effectiveness of the fund selection strategy.

youdao