Essential Number of Principal Components and Nearly Training-Free Model for Spectral Analysis.

Yifeng Bie Shuai You Xinrui Li Xuekui Zhang Tao Lu

Published in: CoRR (2022)

Keyphrases

higher order
principal components
probabilistic model
pairwise
principal component analysis
covariance matrix
spectral analysis
training set
information retrieval
face recognition
information extraction
em algorithm