A novel 3D ear identification approach based on sparse representation.
Zhixuan DingLin ZhangHongyu LiPublished in: ICIP (2013)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- image classification
- random projections
- compressed sensing
- image representation
- reconstruction error
- compressive sensing
- signal processing
- negative matrix factorization
- object tracking
- joint optimization
- image patches
- regularized least squares
- dimensionality reduction
- piecewise smooth
- test images
- high dimensional data
- pattern recognition
- norm minimization
- sparse learning
- sparse coefficients
- neural network
- basis vectors
- feature extraction
- sparse reconstruction
- sparse approximations
- image reconstruction
- sparsity constraints
- data sets