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SPD Data Dimensionality Reduction based on SPD Manifold Tangent Space and Local LDA.

Xuejing YuanXiao HuangZhengming Ma
Published in: ICACS (2021)
Keyphrases
  • dimensionality reduction
  • high dimensional data
  • data points
  • low dimensional
  • tangent space
  • face recognition
  • feature extraction
  • input space
  • riemannian manifolds
  • manifold structure
  • feature vectors
  • euclidean space