Low-Resolution Face Tracker Robust to Illumination Variations.
Wilman W. W. ZouPong C. YuenRama ChellappaPublished in: IEEE Trans. Image Process. (2013)
Keyphrases
- illumination variations
- face images
- low resolution
- face recognition
- high resolution
- human faces
- object tracking
- facial expressions
- face recognition systems
- feature vectors
- facial features
- low resolution images
- principal component analysis
- face recognition algorithms
- feature extraction
- super resolution
- image sequences
- lighting conditions
- feature points
- test images
- input image
- image patches
- mean shift
- active appearance models
- training set
- partial occlusion
- depth map
- particle filter
- multiscale
- high quality
- data sets
- low quality images