Estimating noise level for natural images based on scale-invariant kurtosis and piecewise stationarity.
Li DongJiantao ZhouPublished in: ICIP (2016)
Keyphrases
- natural images
- scale invariant
- noise level
- noisy images
- image denoising
- denoising
- natural scenes
- multiscale
- image patches
- higher order
- noise reduction
- scale invariance
- object recognition
- input image
- receptive fields
- error rate
- image statistics
- test images
- scale space
- statistics of natural images
- edge detection
- keypoints
- image processing
- subband
- maximum likelihood
- feature extraction