A Novel Directionlet-Based Image Denoising Method Using MMSE Estimator and Laplacian Mixture Distribution.
Yixiang LuQingwei GaoDong SunDexiang ZhangYi XiaHui WangPublished in: J. Electr. Comput. Eng. (2015)
Keyphrases
- denoising methods
- denoising algorithm
- denoising
- mixture distribution
- image denoising
- input image
- image data
- nonlocal means
- multiscale
- edge detection
- noisy images
- high resolution
- generalized gaussian
- image representation
- wavelet coefficients
- standard deviation
- image classification
- image features
- image regions
- noise reduction
- similarity measure
- natural images
- test images
- maximum likelihood
- noise free
- gaussian noise
- image processing
- color images
- higher order
- noise model
- normal distribution
- energy function
- noise level
- computer vision