Enhancing Image Rescaling Using High Frequency Guidance and Attentions in Downscaling and Upscaling Network.
Yan GuiYan XieLi-Dan KuangZhihua ChenJin ZhangPublished in: CGI (1) (2023)
Keyphrases
- high frequency
- low frequency
- high resolution
- high frequency components
- high frequencies
- wavelet decomposition
- visual quality
- multi resolution analysis
- low and high frequency
- wavelet transform
- frequency domain
- image data
- blocking artifacts
- low pass
- input image
- single image
- discrete wavelet transform
- multiresolution
- image analysis
- high pass
- multiscale
- subband
- frequency band
- satellite images
- subband decomposition
- remote sensing
- image segmentation
- low spatial resolution
- low bit rate coding
- computer vision
- contourlet transform
- random noise
- contrast enhancement
- pixel values
- wavelet domain
- wavelet coefficients