“principal component transformation”的概念、定义、翻译、参考文献-科学参考

单词	principal component transformation
释义	principal component transformation Encyclopedia 工学遥感图像变换释 principal component transformation主分量变换主成分分析或主分量分析技术。由原始图像数据协方差矩阵的特征值和特征向量建立起来的变换核，将光谱特征空间原始数据向量投影到平行于地物集群椭球体各结构轴的主成分方向，从而突出和保留主要地物类别信息，用来进行图像增强、特征选择和图像压缩的处理方法。
随便看	foam flotation foam fractionator foam fracturing fluid foam glass foaming foaming agent foaming injection molding foaming slag in blast furnace ironmaking foam insulation foam materials for sound absorption foam metal for sound absorption foam method foam physics foam printing foam rubber foam sizing foam spray system foam stabilizer foam-water deluge system foam-water dry pipe system foam-water preaction system foam-water sprinkle system foam-water wet pipe system foamy urine focal

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