Multiuser Detection by MAP Estimation with Sum-of-Absolute-Values Relaxation.
Hampei SasaharaKazunori HayashiMasaaki NagaharaPublished in: CoRR (2015)
Keyphrases
- map estimation
- maximum a posteriori
- multiuser detection
- cdma systems
- markov random field
- maximum likelihood
- mc cdma
- maximum a posterior
- em algorithm
- computational complexity
- noisy images
- objective function
- energy function
- expectation maximization
- pairwise
- image reconstruction
- image restoration
- graph cuts
- prior model
- probabilistic model
- cost function