De-Noising of Sparse Signals Using Mixture Model Shrinkage Function.
Hayat UllahMuhammad AmirMuhammad IqbalSuheel Abdullah MalikMuhammad Mohsin Khan JadoonPublished in: IEEE Access (2023)
Keyphrases
- mixture model
- denoising
- soft threshold
- gaussian mixture model
- em algorithm
- density estimation
- generative model
- image denoising
- wavelet domain
- probabilistic model
- unsupervised learning
- model selection
- expectation maximization
- mixture modeling
- language model
- natural images
- maximum likelihood
- high dimensional
- image processing
- probability density function
- probabilistic mixture model
- dirichlet process
- data mining
- gaussian mixture
- pairwise
- object recognition
- image segmentation
- information retrieval