【文件属性】：
文件名称：(LS)Laplacian Score for Feature Selection.pdf
文件大小：186KB
文件格式：PDF
更新时间：2020-12-11 23:10:21
pca降维
In supervised learning scenarios, feature selection has been studied
widely in the literature. Selecting features in unsupervised learning scenarios
is a much harder problem, due to the absence of class labels that
would guide the search for relevant information. And, almost all of previous
unsuperv