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Local solutions of maximum likelihood estimation in quantum state tomography.
Douglas Soares Gonçalves
Márcia A. Gomes-Ruggiero
Carlile Lavor
Osvaldo Jiménez Farias
P. H. Souto Ribeiro
Published in:
Quantum Inf. Comput. (2012)
Keyphrases
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maximum likelihood estimation
maximum likelihood
em algorithm
parameter estimation
state space
probability distribution
mixture of gaussians
higher order
multivariate gaussian