Fast face hallucination with sparse representation for video surveillance.
Zhen JiaHongcheng WangZiyou XiongAlan FinnPublished in: ACPR (2011)
Keyphrases
- video surveillance
- sparse representation
- object tracking
- image super resolution
- dictionary learning
- sparse coding
- face recognition
- computer vision
- low resolution
- event detection
- image classification
- background subtraction
- image patches
- test images
- facial images
- subspace learning
- image representation
- high resolution
- moving objects
- high dimensional data
- signal processing
- dimensionality reduction
- face images
- manifold learning
- high resolution images
- appearance model
- pattern recognition
- high quality
- three dimensional
- higher order
- object recognition
- similarity measure
- feature selection