Sparse Coding with Multi-layer Decoders using Variance Regularization.
Katrina EvtimovaYann LeCunPublished in: Trans. Mach. Learn. Res. (2022)
Keyphrases
- sparse coding
- multi layer
- group sparse coding
- group sparsity
- dictionary learning
- natural images
- sparse representation
- norm minimization
- generative model
- image classification
- linear combination
- unsupervised learning
- image representation
- neural network
- image patches
- neural nets
- feature space
- high dimensional
- visual words
- higher order
- bag of words
- text mining
- denoising
- multiscale
- face recognition