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Table 1 Calculated \(\pmb{\Delta_{h,n}^{\eta,r}(\hat{\rho})}\) for \(\pmb{M=100}\) samples of noisy quadrature data ( \(\pmb{\eta=0.45}\) ) for two different values of β . Comparison with the mathematical prediction of the upper bound Δ

From: Quantum interferences reconstruction with low homodyne detection efficiency

β \(\boldsymbol{\Delta_{h,n}^{\eta,r}(\hat {\rho})}\) Δ
0.05 0.21 2.39
0.1 0.097 26.07