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

单词	sparse principal component analysis
释义	sparse principal component analysis Encyclopedia 理学数据简化释 sparse principal component analysis稀疏主成分分析从所有变量中筛选少数的重要变量并进行线性组合，从而尽可能多地保留原始数据信息的一类降维方法。
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