A Robust Group-Sparse Representation Variational Method With Applications to Face Recognition.
Fritz KeinertDamiana LazzaroSerena MorigiPublished in: IEEE Trans. Image Process. (2019)
Keyphrases
- sparse representation
- face recognition
- variational methods
- dictionary learning
- norm minimization
- sparse coding
- face images
- robust face recognition
- compressed sensing
- high dimensional data
- dimensionality reduction
- sparse representation based classification
- image classification
- optic flow
- image representation
- level set
- signal processing
- optical flow
- maximum likelihood
- higher order