通过故障分析和历史故障数据得到故障原因-征兆相互关系矩阵，应用粗糙集理论约简关系矩阵。
The relationship matrix between fault reasons and malfunction symptoms can be obtained by failure analysis and historical fault data and can be reduced by the application of rough set theory.
研究结果揭开ITAE最优传递函数与加权矩阵Q，R的相互关系，有利于认识ITAE最优控制的本质。
The research results reveal the correlation between optimal transfer function of ITAE and weighting matrix Q or R, so as to recognize the essence of ITAE optimal control.
方法以基因表达数据矩阵为出发点，用相关系数描述基因之间的相互关系，并在某一阈值下，建立起基因调控网络图。
Methods Based on gene expression matrix, correlation number is used to describe the relationships between genes. At some threshold, the gene network can be established.
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