Single- versus two-parameter Fisher information in quantum interferometry
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DOI: 10.1103/physreva.102.013704
Abstract: In this paper we reconsider the single parameter quantum Fisher information (QFI) and compare it with the two-parameter one. We find simple relations connecting the single parameter QFI (both in the asymmetric and symmetric phase… read more here.
Keywords: fisher information; parameter; two parameter; single parameter ... See more keywords