We consider the general measurement scenario in which the ensemble average of an operator is determined via suitable data processing of the outcomes of a quantum measurement described by a positive operator-valued measure. We determine the optimal processing that minimizes the statistical error of the estimation.
No takes yet. Share an insight, caveat, or question.
D’Ariano et al. (2007) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: