“principal components analysis”的概念、定义、翻译、参考文献-科学参考

单词	principal components analysis
释义	principal components analysis Encyclopedia 理学主元素分析释 principal components analysis主成分分析使用正交变换将一组可能相关的变量转换成一组线性不相关的变量，将获取的新变量按方差依次递减的顺序排列，从中选取少数对方差贡献最大的成分，从而简化数据集的技术。是一种数学变换的方法。
随便看	electron probability density electron probe analysis of mineral electron probe micro analysis electron probe micro-analysis electron probe microanalysis electron probe micro analysis (EPMA) electron probe micro-analysis (EPMA) electron probe microanalysis, EPMA Electron Probe X-ray Microanalysis electron probe X-ray microanalysis electronprobe X-ray microanalysis electron pumping electron rest frame electron rest mass electron rich electron rich [system] electron rich system Electrons and Holes in Semiconductors electron saturation current electrons bombard active pixel sensor electron scattering electron scattering continuum electron scattering opacity electron secondary desorption electron-seeking

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