Smoothness-constrained face photo-sketch synthesis using sparse representation.
Liang ChangXiaoming DengMingquan ZhouFuqing DuanZhongke WuPublished in: ICPR (2012)
Keyphrases
- face sketch
- sparse representation
- sketch recognition
- dictionary learning
- sparse coding
- face recognition
- image classification
- compressive sensing
- regularized least squares
- negative matrix factorization
- image representation
- image patches
- reconstruction error
- joint optimization
- compressed sensing
- random projections
- piecewise smooth
- sparse approximations
- signal processing
- dimensionality reduction
- high dimensional data
- object tracking
- illumination variations
- sparsity constraints
- sparse reconstruction
- machine learning
- subspace learning
- image reconstruction
- image super resolution
- denoising
- pattern recognition
- image processing