probability_refinement
Allow refinement of probability and generalized reliability results using importance sampling
Topics
reliability_methods
Specification
Alias: sample_refinement
Arguments: None
Default: no refinement
Child Keywords:
Required/Optional  | 
Description of Group  | 
Dakota Keyword  | 
Dakota Keyword Description  | 
|---|---|---|---|
Required (Choose One)  | 
Importance Sampling Approach  | 
Importance sampling option for probability refinement  | 
|
Importance sampling option for probability refinement  | 
|||
Importance sampling option for probability refinement  | 
|||
Optional  | 
Number of samples used to refine a probability estimate or sampling design.  | 
||
Description
The probability_refinement allows refinement of probability and generalized reliability results using importance sampling. If one specifies probability_refinement, there are some additional options.  One can specify which type of importance sampling to use ( import, adapt_import, or mm_adapt_import). Additionally, one can specify the number of refinement samples to use with .refinement_samples and the seed to use with seed.
The probability_refinement density reweighting accounts originally
was developed based on Gaussian distributions.  It now accounts for
additional non-Gaussian cases.

