Weights-Based Image Demosaicking Using Posteriori Gradients and the Correlation of R-B Channels in High Frequency.
Meidong XiaChengyou WangWenhan GePublished in: Symmetry (2019)
Keyphrases
- high frequency
- low frequency
- high frequency components
- high resolution
- high frequencies
- wavelet decomposition
- multi resolution analysis
- image data
- contourlet transform
- input image
- low and high frequency
- edge detection
- subband
- discrete wavelet transform
- blocking artifacts
- image analysis
- wavelet transform
- color filter array
- frequency domain
- visual quality
- multiscale
- low pass
- spatial correlation
- pixel wise
- image segmentation
- high quality
- color images
- computer vision
- multiresolution
- single image
- high pass
- low bit rate coding
- frequency band
- contrast enhancement
- spatial resolution
- multi sensor
- multispectral
- similarity measure