pystra.active_learning.learning.UFunction#

Use it: User guide · Worked example · Theory

class UFunction(*, threshold=2.0)[source]#

Bases: LearningFunction

Minimum standardized distance to failure; default threshold is 2.

See Echard, Gayton and Lemaire (2011). Zero spread has the semantics documented in learning_u().

Methods

Select the minimum U, reporting whether it reaches the threshold.

select(mean, std)[source]#

Select the minimum U, reporting whether it reaches the threshold.