Improved sparse representation method for image classification.

Shigang Liu Lingjun Li Yali Peng Guoyong Qiu Tao Lei

Published in: IET Comput. Vis. (2017)

Keyphrases

sparse representation
image classification
regularized least squares
similarity measure
test images
reconstruction error
multiscale
image retrieval
dimensionality reduction
training data
image representation
missing data
dimension reduction
image patches
sparse coding
negative matrix factorization
neural network