tools.estvar

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tools.estvar#

bartorch.tools.estvar()#

Estimate the noise variance assuming white Gaussian noise.

Runs bart estvar.

Parameters:

  • kspace (torch.Tensor) – Input array.

  • k (tuple[int, int, int] | None, default=None) – kernel size (-k)

  • K (tuple[int, int, int] | None, default=None) – () (-K)

  • r (tuple[int, int, int] | None, default=None) – Limits the size of the calibration region. (-r)

  • R (tuple[int, int, int] | None, default=None) – () (-R)

  • **extra (Any) – Further BART flags, passed through by name.

Returns:

The command’s printed text; it writes no array.

Return type:

str

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