Latent Fingerprint Enhancement via Multi-Scale Patch Based Sparse Representation.
Manhua LiuXiaoying ChenXiaoduan WangPublished in: IEEE Trans. Inf. Forensics Secur. (2015)
Keyphrases
- sparse representation
- multiscale
- image patches
- image representation
- image super resolution
- dictionary learning
- sparse coding
- image classification
- natural images
- face recognition
- scale space
- compressive sensing
- object tracking
- joint optimization
- image processing
- signal processing
- test images
- reconstruction error
- negative matrix factorization
- latent variables
- occlusion handling
- regularized least squares
- dimensionality reduction
- high dimensional data
- norm minimization
- sparse approximations
- compressed sensing
- random projections
- bag of words
- image segmentation
- piecewise smooth
- sparse codes
- latent space
- sparsity constraints
- sparse reconstruction