Robust Framework of Single-Frame Face Superresolution Across Head Pose, Facial Expression, and Illumination Variations.
Xiang MaHuansheng SongXueming QianPublished in: IEEE Trans. Hum. Mach. Syst. (2015)
Keyphrases
- illumination variations
- face images
- face pose
- low resolution
- facial expressions
- single frame
- super resolution
- face recognition
- high resolution
- human faces
- pose variations
- facial features
- object tracking
- face recognition systems
- video sequences
- real time
- illumination conditions
- lighting conditions
- partial occlusion
- principal component analysis
- facial images
- image matching
- sparse representation
- visual tracking
- feature points
- face detection
- input image
- multi frame
- single image
- feature vectors
- computer vision
- video frames
- coarse to fine
- image classification
- object detection
- image retrieval
- training set
- high quality
- image sequences