The Optimal Graph Regularized Sparse Coding with Application to Image Representation.
Zhenqiu ShuXiaojun WuZhen LiuCong-Zhe YouHonghui FanPublished in: PRCV (2) (2019)
Keyphrases
- image representation
- sparse coding
- image classification
- sparse representation
- dictionary learning
- multiscale
- visual words
- bag of words
- object recognition
- natural images
- image content
- unsupervised learning
- feature space
- discriminative power
- image retrieval
- spatial pyramid matching
- linear combination
- computer vision
- norm minimization
- sparsity constraints
- generative model
- image data
- bag of visual words
- high dimensional data
- image patches
- scale space
- image features
- compressive sensing
- feature extraction