利用建立不等式的降维法，证明了一组对称函数的不等式。
By means of the method of descending dimension for establishing inequalities(see theorem 1 and its corollaries), This paper proves a class of inequalities for symmetric functions.
首先理论上讨论降维法，其次给出计算机程序实现的方法及其结果。
The dimension reduction method is discussed theoretically and the computer implementation of the method and its results are given.
本文主要介绍一种新的结构体系失效概率近似计算的方法——条件概率降维法。
This paper mainly introduces a new method to approximating the failure probability of structural systems and the method is defined as dimensions reduction method by conditional probability.
介绍了用中规模集成电路数据选择器实现组合逻辑函数的三种方法：常用方法、扩展法、降维法。
This paper introduces three methods to realize composite logic function with medium - scale data selector: the common method, the expanding method and the dimension - reducing method.
目的介绍在遗传流行病学病例对照研究中，应用多因子降维法（MDR）分析基因-基因交互作用。
Objective To introduce the application of Multifactor Dimensionality Reduction (MDR) method for detecting gene-gene interactions in genetic case-control studies.
目的介绍在遗传流行病学病例对照研究中，应用多因子降维法（MDR）分析基因-基因交互作用。
Objective To introduce the application of Multifactor Dimensionality Reduction (MDR) method for detecting gene-gene interactions in genetic case-control studies.
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