An approximate fractional Gaussian noise model with $$\mathcal {O}(n)$$ O ( n ) computational cost.
Sigrunn Holbek SørbyeEirik Myrvoll-NilsenHåvard RuePublished in: Stat. Comput. (2019)
Keyphrases
- noise model
- computational cost
- gaussian distribution
- gaussian noise
- noisy images
- signal dependent noise
- noise level
- denoising
- image restoration
- gaussian mixture model
- maximum likelihood
- optimization procedure
- computational complexity
- poisson noise
- mixture model
- genetic algorithm
- signal to noise ratio
- generative model
- expectation maximization
- wavelet transform
- multiresolution