Product measurements and fully symmetric measurements in qubit-pair tomography: A numerical study
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🪐 quant-ph
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measurementstomographynumericalqubitssymmetriccarriedefficiencyexpectations
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State tomography on qubit pairs is routinely carried out by measuring the two qubits separately, while one expects a higher efficiency from tomography with highly symmetric joint measurements of both qubits. Our numerical study of simulated experiments does not support such expectations.
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