Derives the ultimate quantum limit for estimating functions of multiple parameters in general Hamiltonians, showing it reduces to an optimized single-parameter quantum Cramér-Rao bound with an attaining protocol.
Negligibility of the Taylor remainder inq.From (B33), the linear approximation error inqsatisfies|R q|=O(1/t 2 1)
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
quant-ph 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Multiparameter function estimation for general Hamiltonians
Derives the ultimate quantum limit for estimating functions of multiple parameters in general Hamiltonians, showing it reduces to an optimized single-parameter quantum Cramér-Rao bound with an attaining protocol.