Variational Sparse Coding.
Francesco TonoliniBjørn Sand JensenRoderick Murray-SmithPublished in: UAI (2019)
Keyphrases
- sparse coding
- natural images
- sparse representation
- dictionary learning
- linear combination
- image classification
- unsupervised learning
- generative model
- image representation
- image segmentation
- discriminative power
- group sparsity
- single image super resolution
- high dimensional
- feature space
- sparse codes
- image patches
- object category recognition
- optical flow
- person re identification
- multiscale
- data sets
- alternating optimization
- visual words
- denoising
- pattern recognition
- feature extraction
- face recognition
- image processing