This tutorial reviews the main steps of the principal component analysis of a multivariate data set and its subsequent dimensional reduction on the grounds of identified dominant principal components. The underlying computations are demonstrated and performed by means of a script written in the statistical software package R.
翻译:本指导性审查多变量数据集主要组成部分分析的主要步骤,以及随后根据已确定的主要主要组成部分进行的分维减少,其基本计算通过统计软件包R中写成的脚本来证明和进行。