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Compensates circuit moments against errors in zeta, chi and gamma angles.
cirq_google.calibration.make_zeta_chi_gamma_compensation_for_moments(
circuit: Union[cirq.Circuit, CircuitWithCalibration],
characterizations: List[cirq_google.calibration.PhasedFSimCalibrationResult
],
*,
gates_translator: Callable[[cirq.Gate], Optional[PhaseCalibratedFSimGate]] = cirq_google.calibration.phased_fsim.try_convert_gate_to_fsim
,
merge_subsets: bool = True,
permit_mixed_moments: bool = False
) -> cirq_google.calibration.CircuitWithCalibration
This method creates a new circuit with a single-qubit Z gates added in a such way so that zeta, chi and gamma angles discovered by characterizations are cancelled-out and set to 0.
This function preserves a moment structure of the circuit. All single qubit gates appear on new moments in the final circuit.
Returns | |
---|---|
Calibrated circuit together with its calibration metadata in CircuitWithCalibration object. The calibrated circuit has single-qubit Z gates added which compensates for the true gates imperfections. The moment to calibration mapping is updated for the new circuit so that successive calibrations could be applied. |