Palmprint recognition based on histograms of sparse codes.
Waziha KabirM. Omair AhmadM. N. S. SwamyPublished in: MWSCAS (2017)
Keyphrases
- palmprint recognition
- sparse codes
- sparse coding
- image classification
- discriminative power
- sparse representation
- natural images
- palmprint
- linear combination
- generative model
- unsupervised learning
- image representation
- image patches
- linear classifiers
- feature space
- high dimensional data
- supervised learning
- high dimensional
- signal processing
- dimensionality reduction
- feature extraction
- higher order
- visual words
- multi class
- probabilistic model
- multiscale