Map estimation for on-line noise compensation of time trajectories of spectral coefficients.
Ilyas PotamitisNikos FakotakisGeorge K. KokkinakisPublished in: INTERSPEECH (2001)
Keyphrases
- map estimation
- maximum a posteriori
- markov random field
- maximum likelihood
- noisy images
- maximum a posterior
- noise level
- noise reduction
- em algorithm
- alternating minimization
- denoising methods
- blind deconvolution
- additive noise
- denoising
- image prior
- signal to noise ratio
- moving objects
- gaussian noise
- image reconstruction
- image processing
- wavelet coefficients
- energy function
- post processing
- random walk
- expectation maximization
- multiscale
- image sequences