Ricean parameter estimation using phase information in low SNR environments.
Andrew N. MorabitoDonald B. PercivalJohn D. SahrZac BerkowitzLaura VertatschitschPublished in: IEEE Commun. Lett. (2008)
Keyphrases
- parameter estimation
- low snr
- phase information
- fading channels
- maximum likelihood
- model selection
- noise model
- least squares
- shift invariant
- markov random field
- parameter estimation algorithm
- low signal to noise ratio
- wavelet domain
- em algorithm
- expectation maximization
- palmprint
- gaussian distribution
- higher order
- optical flow
- multiresolution
- high quality