主成分分析pca算法:为什么去均值以后的高维矩阵乘以其协方差矩阵的特征�量矩阵就是“投影”? 知乎 Template




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tomski主成分分析pca算法:为什么去均值以后的高维矩阵乘以其协方差矩阵的特征�量矩阵就是“投影”? 知乎 coloring