Recognition of Digital Images of the Human Face at Ultra Low Resolution Via Illumination Spaces.
Jen-Mei ChangMichael KirbyHolger KleyChris PetersonBruce A. DraperJ. Ross BeveridgePublished in: ACCV (2) (2007)
Keyphrases
- low resolution
- human faces
- face images
- digital images
- lighting conditions
- illumination variations
- face recognition
- high resolution
- face recognition systems
- pose variations
- active appearance models
- face recognition algorithms
- recognition rate
- super resolution
- feature extraction
- d morphable model
- partial occlusion
- facial expressions
- low resolution images
- facial expression recognition
- facial images
- illumination conditions
- pixel intensities
- face detection
- object recognition
- principal component analysis
- facial features
- feature vectors
- image patches
- face databases
- feature points
- face verification
- single image
- face model
- recognition algorithm
- frontal face
- decision trees
- image sequences
- depth images
- input image
- three dimensional
- detection method
- data sets