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IterativeAmplitudeEstimationResult

class IterativeAmplitudeEstimationResult

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Bases: qiskit.algorithms.amplitude_estimators.amplitude_estimator.AmplitudeEstimatorResult

The IterativeAmplitudeEstimation result object.


Methods

combine

IterativeAmplitudeEstimationResult.combine(result)

Any property from the argument that exists in the receiver is updated. :type result: AlgorithmResult :param result: Argument result with properties to be set.

Raises

TypeError – Argument is None

Return type

None


Attributes

alpha

Return the confidence level α\alpha.

Return type

float

circuit_results

Return the circuit results. Can be a statevector or counts dictionary.

Return type

Union[ndarray, Dict[str, int], None]

confidence_interval

Return the confidence interval for the amplitude (95% interval by default).

Return type

Tuple[float, float]

confidence_interval_processed

Return the post-processed confidence interval.

Return type

Tuple[float, float]

epsilon_estimated

Return the estimated half-width of the confidence interval.

Return type

float

epsilon_estimated_processed

Return the post-processed estimated half-width of the confidence interval.

Return type

float

epsilon_target

Return the target half-width of the confidence interval.

Return type

float

estimate_intervals

Return the confidence intervals for the estimate in each iteration.

Return type

List[List[float]]

estimation

Return the estimation for the amplitude in [0,1][0, 1].

Return type

float

estimation_processed

Return the estimation for the amplitude after the post-processing has been applied.

Return type

float

num_oracle_queries

Return the number of Grover oracle queries.

Return type

int

post_processing

Return a handle to the post processing function.

Return type

Callable[[float], float]

powers

Return the powers of the Grover operator in each iteration.

Return type

List[int]

ratios

Return the ratios Ki+1/KiK_{i+1}/K_{i} for each iteration ii.

Return type

List[float]

shots

Return the number of shots used. Is 1 for statevector-based simulations.

Return type

int

theta_intervals

Return the confidence intervals for the angles in each iteration.

Return type

List[List[float]]

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