Low Rank Activations for Tensor-Based Convolutional Sparse Coding.
Pierre HumbertJulien AudiffrenLaurent OudreNicolas VayatisPublished in: ICASSP (2020)
Keyphrases
- sparse coding
- low rank
- linear combination
- subspace learning
- high order
- dictionary learning
- natural images
- higher order
- group sparsity
- sparse representation
- kernel matrix
- matrix completion
- missing data
- convex optimization
- unsupervised learning
- robust face recognition
- generative model
- semi supervised
- high dimensional data
- reconstruction error
- image classification
- small number
- singular value decomposition
- image patches
- sparsity constraints
- matrix factorization
- high dimensional
- pairwise
- image representation
- signal processing
- visual words
- image denoising
- norm minimization
- text classification