Super-resolution Facial Images from Single Input Images Based on Discrete Wavelet Transform.
Ali Mohammed DarvishHaibo LiUlrik SöderströmPublished in: ICPR (2014)
Keyphrases
- super resolution
- input image
- facial images
- discrete wavelet transform
- low resolution images
- high resolution images
- super resolved
- low resolution
- depth map
- high resolution
- face hallucination
- facial features
- high frequency
- multiresolution
- image reconstruction
- lower resolution
- human faces
- wavelet domain
- higher resolution
- face recognition
- face images
- natural images
- low frequency
- super resolution reconstruction
- wavelet coefficients
- high quality
- subband
- multi frame
- face detection
- single image
- image super resolution
- facial expressions
- low spatial resolution
- palmprint
- motion estimation
- gray level
- motion blur
- image fusion
- image patches
- image database
- feature space