This article proposes the objective way of calculating the importance of each attribute based on Rough Set to get the weight of each indicator and unify these two methods above to finally determine the target weight.

• 本文将粗集理论中属性重要度的概念引入网络课程评价中的权重确定过程，提出将决策者先验知识给定的权重同粗集理论确定的属性重要度结合起来作为最终确定网络课程评价指标权重的方法。