Double Graph Regularized Double Dictionary Learning for Image Classification.

Yi Rong Shengwu Xiong Yongsheng Gao

Published in: IEEE Trans. Image Process. (2020)

Keyphrases

dictionary learning
image classification
sparse representation
sparse coding
class specific
sparse codes

image super resolution
sparsity constraints
image representation
feature extraction
group sparsity
classifier training

graph embedding
visual recognition
neural network
linear combination
unsupervised learning
generative model

object category recognition
visual words
bag of words
high dimensional
high quality
computer vision