Working Locally Thinking Globally - Part I: Theoretical Guarantees for Convolutional Sparse Coding.
Vardan PapyanJeremias SulamMichael EladPublished in: CoRR (2016)
Keyphrases
- sparse coding
- theoretical guarantees
- natural images
- dictionary learning
- image classification
- sparse representation
- linear combination
- unsupervised learning
- image representation
- worst case
- image patches
- generative model
- visual words
- feature space
- high dimensional
- multiscale
- sparse codes
- image features
- deep belief networks
- high dimensional data
- low dimensional
- principal component analysis