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PecOptions

class PecOptions(max_overhead=Unset, noise_gain=Unset)

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Bases: object

Probabalistic error cancellation mitigation options. This is only used by V2 Estimator.


Attributes

Parameters

  • max_overhead (UnsetType | float | None)
  • noise_gain (UnsetType | float | Literal['auto'])

max_overhead

Type: UnsetType | float | None

Default value: Unset

The maximum circuit sampling overhead allowed, or None for no maximum.

Default: 100.

noise_gain

Type: UnsetType | float | Literal['auto']

Default value: Unset

The amount by which to scale the noise, where:

  • A value of 0 corresponds to removing the full learned noise.
  • A value of 1 corresponds to no removal of the learned noise.
  • A value between 0 and 1 corresponds to partially removing the learned noise.
  • A value greater than one corresponds to amplifying the learned noise.

If “auto”, the value in the range [0, 1] will be chosen automatically for each input PUB based on the learned noise strength, max_overhead, and the depth of the PUB.

Default: “auto”.


Methods

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