Noise Estimation of Natural Images via Statistical Analysis and Noise Injection.
Chongwu TangXiaokang YangGuangtao ZhaiPublished in: IEEE Trans. Circuits Syst. Video Technol. (2015)
Keyphrases
- natural images
- noise estimation
- denoising
- statistical analysis
- noise level
- noisy images
- image denoising
- natural scenes
- gaussian noise
- additive noise
- image patches
- denoising methods
- multiscale
- higher order
- denoising algorithm
- power spectrum
- noise model
- total variation
- input image
- receptive fields
- noise reduction
- image processing
- test images
- object recognition
- noise variance
- wavelet domain
- edge detection
- image statistics
- statistics of natural images
- natural image statistics
- natural image patches
- wavelet packet
- frequency domain
- maximum likelihood
- machine learning