Multiple graph regularized sparse coding and multiple hypergraph regularized sparse coding for image representation.
Taisong JinZhengtao YuLingling LiCuihua LiPublished in: Neurocomputing (2015)
Keyphrases
- sparse coding
- image representation
- sparse representation
- image classification
- dictionary learning
- natural images
- unsupervised learning
- linear combination
- discriminative power
- multiscale
- norm minimization
- visual words
- feature space
- sparsity constraints
- generative model
- higher order
- object recognition
- bag of words
- sparse codes
- image patches
- image content
- signal processing
- image retrieval
- data mining
- data sets
- natural scenes
- compressive sensing
- bag of visual words
- high dimensional