A Universal Image Steganalysis System Based On Double Sparse Representation Classification (DSRC).
Arash JalaliHassan FarsiShahrokh GhaemmaghamiPublished in: Multim. Tools Appl. (2018)
Keyphrases
- sparse representation
- dictionary learning
- image classification
- sparse coding
- pattern recognition
- decision trees
- feature vectors
- dimensionality reduction
- image patches
- image representation
- joint optimization
- compressive sensing
- sparse reconstruction
- negative matrix factorization
- compressed sensing
- random projections
- feature extraction
- machine learning
- dimension reduction
- support vector machine
- data sets
- face recognition
- feature selection
- reconstruction error
- piecewise smooth
- regularized least squares
- sparsity constraints
- model selection
- high dimensional data
- training samples
- text classification
- signal processing
- higher order
- feature space
- data analysis
- support vector
- data mining
- neural network