Learning a Sparse Representation from Multiple Still Images for On-Line Face Recognition in an Unconstrained Environment.
Johan W. H. TangelderBen A. M. SchoutenPublished in: ICPR (3) (2006)
Keyphrases
- sparse representation
- face recognition
- dictionary learning
- image classification
- test images
- piecewise smooth
- sparse coding
- three dimensional
- compressive sensing
- illumination variations
- learning algorithm
- image features
- input image
- image data
- sparse reconstruction
- face databases
- joint optimization
- multiple objects
- object recognition
- face recognition systems
- data mining
- illumination conditions
- computer vision
- feature extraction
- object tracking
- subspace learning
- image representation
- unsupervised learning
- sparse learning
- basis vectors
- bag of words
- labeled faces in the wild
- random projections
- image set
- image patches
- spatial information
- image regions
- image retrieval
- machine learning