Dictionary learning and face recognition based on sample expansion.
Yongjun ZhangWenjie LiuHaisheng FanYongjie ZouZhongwei CuiQian WangPublished in: Appl. Intell. (2022)
Keyphrases
- dictionary learning
- sparse representation
- face recognition
- sparse coding
- sparse representation based classification
- image super resolution
- face images
- image patches
- object category recognition
- image classification
- group sparsity
- dictionary learning for sparse
- image representation
- signal processing
- sparse codes
- linear combination
- generative model
- discriminative power
- principal component analysis
- graph embedding
- computer vision
- machine learning
- neural network
- data sets