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quant-ph2026★ 1 cited
Tight tradeoff relation and optimal measurement for multiparameter quantum estimation
Lingna Wang, Hongzhen Chen, Haidong Yuan
In multiparameter quantum estimation, the optimal measurements for different parameters encoded in a quantum state are in general incompatible, giving rise to nontrivial tradeoffs…
quant-ph2026
Minimal Trade-off and Optimal Measurement for Multiparameter Quantum Estimation
Lingna Wang, Hongzhen Chen, Haidong Yuan
A fundamental challenge in multiparameter quantum estimation arises from the incompatibility of optimal measurements for different parameters, leading to intricate precision trade-…
quant-ph2024
Simultaneous Measurement of Multiple Incompatible Observables and Tradeoff in Multiparameter Quantum Estimation
Hongzhen Chen, Lingna Wang, Haidong Yuan
How well can multiple incompatible observables be implemented by a single measurement? This is a fundamental problem in quantum mechanics with wide implications for the performance…