Transformation-Based Adversarial Defense Via Sparse Representation.
Bingyi LuJiyuan LiuHuilin XiongPublished in: ICIP (2022)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- joint optimization
- compressive sensing
- compressed sensing
- image representation
- reconstruction error
- piecewise smooth
- random projections
- image classification
- negative matrix factorization
- image patches
- sparse approximations
- object tracking
- signal processing
- face recognition
- high dimensional data
- regularized least squares
- dimensionality reduction
- sparse reconstruction
- test images
- sparse coefficients
- norm minimization
- basis vectors
- higher order
- data mining
- image processing
- low dimensional
- super resolution
- neural network