Robust face identification using DTCWT and PCA subspace based sparse representation.
Selvakumar KaruppusamyJovitha JeromeKumar RajamaniPublished in: Multim. Tools Appl. (2016)
Keyphrases
- sparse representation
- face recognition
- face identification
- principal component analysis
- subspace learning
- dimensionality reduction
- illumination variations
- linear subspace
- basis vectors
- norm minimization
- dictionary learning
- face verification
- face images
- feature extraction
- random projections
- high dimensional data
- sparse coding
- low dimensional
- subspace methods
- negative matrix factorization
- compressive sensing
- recognition rate
- linear discriminant analysis
- image patches
- local binary pattern
- high dimensional
- lower dimensional
- face databases
- face detection
- image classification
- facial expressions
- face recognition algorithms
- high resolution
- feature space
- image representation
- gabor features
- computer vision
- training set
- knn
- image processing
- machine learning