On robust face recognition via sparse coding: the good, the bad and the ugly.
Yongkang WongMehrtash Tafazzoli HarandiConrad SandersonPublished in: IET Biom. (2014)
Keyphrases
- robust face recognition
- sparse coding
- natural images
- sparse representation
- linear combination
- image classification
- subspace learning
- discriminative power
- unsupervised learning
- image representation
- generative model
- feature space
- image patches
- high dimensional
- data sets
- denoising
- supervised learning
- feature vectors
- multiscale
- visual words
- image processing
- machine learning
- bag of words
- higher order
- co occurrence
- pattern recognition