其中当四阶累积量函数的两个变量分别在矩阵的对角线方向和偏离对角线方向取值并且第三个变量取零时,得到的矩阵的分析效果最好。
When two parameters of four-order cumulant function choose values of the diagonal direction and the off-diagonal direction of the matrix and the third parameter is zero, we can get the best matrix.
定义了上三角等次对角线矩阵和上三角交错次对角线矩阵;
This paper defined up-triangle equal minor diagonal matrix and up-triangle stagger minor diagonal matrix.
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