③矩阵散点图（Matrix Scatter） 矩阵散点图以方形矩阵的形式在多个坐标轴上分别显示多对变量间的统计 关系。矩阵散点图的关键是弄清各矩阵单元中的横纵变量。
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within-class scatter matrix 矩阵 ; 类内散度矩阵 ; 类别内散布矩阵
between-class scatter matrix 类别间散布矩阵 ; 类间散度矩阵
scatter matrix [数] 散布矩阵
Scatter Matrix Plot 散点图矩阵
Fuzzy scatter matrix 模糊散布矩阵
scatter matrix analysis 散布矩阵分析
matrix of polarized scatter 散射极化矩阵
scatter matrix within class 类内离散度距阵
scatter matrix between classes 类间离散度距阵
First, by redefining the within class scatter matrix and the between class scatter matrix, a new null space method was presented.
首先，通过重新定义样本的类内散布矩阵和类间散布矩阵，提出了一种新的零空间法。
According to the field matching theorem, the transmission equation and scatter matrix expressions of the coaxial extractor system with support post are educed in this paper.
本文根据场匹配原理导出了具有支撑杆的同轴提取区系统的传输方程和散射矩阵，并对同轴提取区各部分的微波模式进行了理论分析。
First, an uncorrelated projection space is constructed based on the total population scatter matrix.
首先根据总体散布矩阵构造无相关投影空间。
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