Low-Resolution Face Recognition via Sparse Representation of Patches.
Liansheng ZhuangMengliao WangWen YuNenghai YuYangchun QianPublished in: ICIG (2009)
Keyphrases
- sparse representation
- image patches
- low resolution
- face recognition
- face images
- image super resolution
- dictionary learning
- high resolution
- sparse coding
- super resolution
- single image super resolution
- human faces
- compressive sensing
- test images
- random projections
- low resolution face images
- illumination variations
- face detection
- low resolution images
- high quality
- principal component analysis
- face hallucination
- face recognition systems
- image classification
- feature extraction
- computer vision
- probe image
- active appearance models
- facial features
- image representation
- facial images
- signal processing
- object tracking
- high resolution images
- face recognition algorithms
- high dimensional data
- facial expressions
- subspace learning
- decision trees
- feature selection
- single image