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Hui Zhang

Hui Zhang

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PCA主成分分析

Posted on 2017-04-27 Edited on 2021-10-21 In 应用工程数学
  1. 零均值化:每个属性值减去其均值
  2. 求协方差矩阵
  3. 求协方差矩阵的特征值和特征向量
  4. 保留主成分
# Math
Point Esimation 点估计
Markov Chains & HMM
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