Low-resolution facial expression recognition: A filter learning perspective.
Yan YanZizhao ZhangSi ChenHanzi WangPublished in: Signal Process. (2020)
Keyphrases
- low resolution
- facial expression recognition
- high resolution
- super resolution
- image super resolution
- high resolution images
- high quality
- facial expressions
- face images
- facial images
- active appearance models
- image analysis
- moving objects
- multiscale
- human faces
- dictionary learning
- low resolution images
- learning algorithm
- data sets