Robust high-high frequency sub-band for demosaicking the inter-channel weak correlated CFA image.
Yu ZhangGuangyi WangJiangtao XuZaifeng ShiDexing DongPublished in: Signal Process. (2013)
Keyphrases
- high frequency
- low frequency
- color filter array
- subband
- color reproduction
- high frequency components
- wavelet decomposition
- high resolution
- discrete wavelet transform
- single sensor
- low and high frequency
- low pass
- contourlet transform
- wavelet transform
- high pass
- multi resolution analysis
- low frequency coefficients
- visual quality
- frequency domain
- wavelet coefficients
- digital camera
- wavelet domain
- subband decomposition
- multiresolution
- filter bank
- image data
- multiscale
- frequency band
- image compression
- similarity measure
- high quality
- image analysis
- denoising
- locally adaptive
- contrast enhancement
- edge detection
- bandpass
- feature vectors
- image representation