A Fusion Measurement Approach to Improve Quantum State Tomography Efficiency and Accuracy
IEEE Transactions on Instrumentation and Measurement(2020)
摘要
Quantum state tomography (QST) is an important tool for estimating an unknown quantum state, which includes a measurement process and a reconstruction process. The state estimation error involves the measurement-induced (probability estimation) error in the measurement process and the calculation error in the reconstruction process. Via the mean-square error methods, we propose two fusion measurem...
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关键词
Measurement uncertainty,Frequency measurement,Time measurement,Noise measurement,Tomography,Estimation,Temperature measurement
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