High-Frequency Normalizing Flow for Image Rescaling.
Yiming ZhuCairong WangChenyu DongKe ZhangHongyang GaoChun YuanPublished in: IEEE Trans. Image Process. (2023)
Keyphrases
- high frequency
- low frequency
- high resolution
- high frequency components
- high frequencies
- wavelet decomposition
- multi resolution analysis
- wavelet transform
- input image
- low and high frequency
- visual quality
- image data
- subband
- blocking artifacts
- multiscale
- image analysis
- low pass
- wavelet coefficients
- high pass
- frequency domain
- single image
- multiresolution
- frequency band
- discrete wavelet transform
- subband decomposition
- high quality
- image segmentation
- pixel level
- contrast enhancement
- contourlet transform