为了改进灰色关联分析模型评价精度低的缺点，将熵值理论与灰色关联分析方法相结合，建立起基于熵权的灰色关联分析模型。
In order to improve on the low evaluation precision of the grey relational analysis model, the entropy theory was integrated with the grey relational analysis method to establish a new model.
将改进的支持向量回归机与B -样条网络相结合，提出了一种建立回归曲线模型的新算法。
A new algorithm for modeling regression curve is put forward in the paper, it combines B-spline network with improved support vector regression.
本文比较系统和全面地介绍讨论了振动系统力学模型的建立与改进问题。
In this paper the problem of modeling vibration systems and model improvement is discussed.
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