Wavelet-Domain Medical Image Denoising Using Bivariate Laplacian Mixture Model.
Hossein RabbaniReza NezafatSaeed GazorPublished in: IEEE Trans. Biomed. Eng. (2009)
Keyphrases
- wavelet domain
- mixture model
- wavelet coefficients
- generalized gaussian
- spatial domain
- denoising
- wavelet transform
- multiscale
- multiresolution
- gaussian mixture model
- em algorithm
- human visual system
- generative model
- image denoising
- probabilistic model
- unsupervised learning
- high frequency
- expectation maximization
- subband
- model selection
- maximum likelihood
- language model
- probability density function
- edge detection
- frequency domain
- natural images
- image classification
- sparse coding
- noisy images
- feature vectors
- object recognition
- gaussian noise
- image segmentation