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Fast Sparse PCA via Positive Semidefinite Projection for Unsupervised Feature Selection.

Junjing ZhengXinyu ZhangYongxiang LiuWeidong JiangKai HuoLi Liu
Published in: CoRR (2023)
Keyphrases
  • semidefinite programming
  • feature selection
  • linear combination
  • active learning
  • linear programming
  • kernel matrix
  • training data
  • pairwise
  • knn
  • image classification
  • model selection
  • kernel function
  • data clustering