Image Denoising Using Quadtree-Based Nonlocal Means With Locally Adaptive Principal Component Analysis.
Chenglin ZuoLjubomir JovanovBart GoossensHiêp Quang LuongWilfried PhilipsYu LiuMaojun ZhangPublished in: IEEE Signal Process. Lett. (2016)
Keyphrases
- quadtree
- locally adaptive
- nonlocal means
- denoising algorithm
- denoising methods
- principal component analysis
- denoising
- multiresolution
- image denoising
- wavelet domain
- wavelet coefficients
- subband
- noisy images
- wavelet packet
- noise level
- noise model
- transform domain
- data structure
- natural images
- noise reduction
- dimensionality reduction
- image representation
- face recognition
- tree structure
- wavelet transform
- feature extraction
- high frequency
- image processing
- peak signal to noise ratio
- image quality
- face images
- frequency domain
- feature space
- lossless compression
- high quality
- image compression
- inter frame
- macroblock
- spatial domain
- parameter selection
- multiscale
- bitstream
- filter bank