Piecewise linear LLR approximation for non-binary modulations over Gaussian channels with unknown noise variance.
Raman YazdaniMasoud ArdakaniPublished in: ICT (2010)
Keyphrases
- piecewise linear
- non binary
- noise variance
- gaussian noise
- noisy images
- constraint satisfaction problems
- regularization parameter
- denoising
- noise level
- dynamic programming
- arc consistency
- correlation coefficient
- image restoration
- signal to noise ratio
- wiener filter
- frequent pattern mining
- closed form
- image noise
- constraint satisfaction
- hidden variables
- wavelet coefficients
- np complete
- dimensionality reduction
- data mining