Multi-resolution dictionary collaborative representation for face recognition.
Zhen LiuXiaojun WuZhenqiu ShuPublished in: Pattern Anal. Appl. (2021)
Keyphrases
- multiresolution
- face recognition
- sparse representation
- hierarchical representation
- feature representation
- recognition rate
- dictionary learning for sparse
- computer supported collaborative learning
- image representation
- computer vision
- collaborative environment
- linear discriminant analysis
- knowledge sharing
- human faces
- face images
- data sets
- face detection
- coarse to fine
- collaborative learning
- facial expressions
- wavelet transform