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Sparse Approximation to the Eigensubspace for Discrimination.
Zhihui Lai
Wai Keung Wong
Zhong Jin
Jian Yang
Yong Xu
Published in:
IEEE Trans. Neural Networks Learn. Syst. (2012)
Keyphrases
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sparse approximation
linear combination
sparse coding
gaussian process
noise model
convex relaxation
feature selection
higher order
feature extraction
bayesian networks
small number
noise level