Test Sample Oriented Dictionary Learning for Face Recognition.
Zhengming LiPublished in: J. Circuits Syst. Comput. (2016)
Keyphrases
- dictionary learning
- test sample
- sparse representation
- reconstruction error
- face recognition
- sparse coding
- training samples
- linear combination
- sparse representation based classification
- image patches
- face images
- image classification
- dimensionality reduction
- clustering algorithm
- facial expressions
- test images
- classification method
- high dimensional data
- signal processing
- image representation
- unsupervised learning
- supervised learning
- feature extraction
- image processing
- computer vision
- machine learning
- principal component analysis
- denoising
- reinforcement learning
- feature selection
- learning algorithm